TECHNICAL SUPPORT MANUAL Split System Air Conditioner R2A3

TECHNICAL SUPPORT MANUAL Split System Air Conditioner R2A3 DANGER, WARNING, CAUTION, and NOTE The signal words DANGER, WARNING, CAU- TION, and NOTE are used to identify levels of hazard seriousness. The signal word DANGER is only used on product labels to signify an immediate hazard. The signal words WARNING, CAUTION, and NOTE will be used on product labels and throughout this manual and other manuals that may apply to the product. DANGER Immediate hazards which will result in severe personal injury or death. WARNING Hazards or unsafe practices which could result in severe personal injury or death. CAUTION Hazards or unsafe practices which may result in minor personal injury or product or property damage. NOTE Used to highlight suggestions which will result in enhanced installation, reliability, or operation. Safety Labeling and Signal Words Signal Words in Manuals The signal word WARNING is used throughout this manual in the following manner: WARNING! WARNING The signal word CAUTION is used throughout this manual in the following manner:! CAUTION Signal Words on Product Labeling Signal words are used in combination with colors and/or pictures on product labels. TABLE OF CONTENTS Wiring Diagrams............................ 2 3 Charging Chart................................. 4 Tech Labels (Expanded Data)................ 5 11 Cooling Multipying Factors.................. 12 16 Exploded Drawings............................ 17 Parts List................................. 18 19 Number Identification.................... 20! WARNING DEATH, PERSONAL INJURY, AND/OR PROPERTY DAMAGE HAZARD Failure to carefully read and follow this warning could result in equipment malfunction, property damage, personal injury and/or death. Installation or repairs made by unqualified persons could result in equipment malfunction, property damage, personal injury and/or death. The information contained in this manual is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments. Installation must conform with local building codes and with the National Electrical Code NFPA70 current edition or Canadian Electrical Code Part 1 CSA C.22.1. 421 04 5900 00 March 2007

2 421 04 5900 00 Sizes: 18, 24, 30, 36, 42, 48 1. Symbols are electrical representation only. 2. Compressor and fan motor furnished with inherent thermal protection. 3. To be wired in accordance with National Electric N.E.C. and local codes. 4. N.E.C. class 2, 24 V circuit, min. 40 VA required, 60 VA on units installed with LLS. 5. Use copper conductors only. Use conductors suitable for at least 75 C (167 F). 6. Connection for typical cooling only thermostat. For other arrangements see installation instructions. 7. If indoor section has a transformer with a grounded secondary, connect the grounded side to the BRN/YEL lead. 8. When start capacitor and relay are installed, start thermistor (PTC) is not used. 9. CH not used on all units. 10. If any of the original wire, as supplied, must be replaced, use the same or equivalent wire. 11. Check all electrical connections inside control box for tightness. 12. Do not attempt to operate unit until service valves have been opened. 13. Do not rapid cycle compressor. Compressor must be off 3 minutes to allow pressures to equalize between high and low side before starting. 14. Wire not present if HPS, LPS or CTD are used.

421 04 5900 00 3 Size: 60 1. Symbols are electrical representation only. 2. Compressor and fan motor furnished with inherent thermal protection. 3. To be wired in accordance with National Electric N.E.C. and local codes. 4. N.E.C. class 2, 24 V circuit, min. 40 VA required, 60 VA on units installed with LLS. 5. Use copper conductors only. Use conductors suitable for at least 75 C (167 F). 6. Connection for typical cooling only thermostat. For other arrangements see installation instructions. 7. If indoor section has a transformer with a grounded secondary, connect the grounded side to the BRN/YEL lead. 8. When start capacitor and relay are installed, start thermistor (PTC) is not used. 9. CH not used on all units. 10. If any of the original wire, as supplied, must be replaced, use the same or equivalent wire. 11. Check all electrical connections inside control box for tightness. 12. Do not attempt to operate unit until service valves have been opened. 13. Do not rapid cycle compressor. Compressor must be off 3 minutes to allow pressures to equalize between high and low side before starting. 14. Wire not present if HPS, LPS or CTD are used.

TECHNICAL SUPPORT MANUAL Split System Air Conditioner: R2A3 R 22 CHARGING CHART Find the required Subcooling Temperature on the unit Rating Plate. Use the closest column on the chart below (5, 10, 15, or 20). Add or remove refrigerant until both the Liquid Line Temperature and Liquid Pressure agree with chart data. Measured Liquid Pressure (psig) Rating Plate (required) Subcooling Temperature ( F) 5 10 15 20 R 22 Required Liquid Line Temperature ( F) 134 71 66 61 56 141 74 69 64 59 148 77 72 67 62 156 80 75 70 65 163 83 78 73 68 171 86 81 76 71 179 89 84 79 74 187 92 87 82 77 196 95 90 85 80 205 98 93 88 83 214 101 96 91 86 223 104 99 94 89 233 107 102 97 92 243 110 105 100 95 253 113 108 103 98 264 116 111 106 101 274 119 114 109 104 285 122 117 112 107 297 125 120 115 110 309 128 123 118 113 321 131 126 121 116 331 134 129 124 119 346 137 132 127 122 359 140 135 130 125 4 421 04 5900 00

421 04 5900 00 5 018 Size Outdoor With EB2X18B Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 525 600 675 MBh 16.16 16.62 18.34 20.37 15.53 15.84 17.48 19.46 14.93 15.10 16.66 18.58 14.36 14.42 15.89 17.78 13.82 13.81 15.17 17.01 S/T 1.00 0.88 0.68 0.51 1.00 0.90 0.70 0.51 1.00 0.93 0.71 0.52 1.00 0.95 0.73 0.53 1.00 1.00 0.74 0.53 5.59 5.58 5.53 5.45 6.07 6.07 6.03 5.97 6.62 6.62 6.60 6.56 7.25 7.25 7.25 7.24 7.97 7.97 8.00 8.02 HI PR 161 161 163 165 188 189 191 193 219 219 221 224 252 253 255 259 289 289 292 296 LO PR 71 73 79 87 73 74 81 89 75 76 82 90 77 78 84 92 79 79 85 93 MBh 16.92 17.12 18.74 20.79 16.26 16.33 17.85 19.84 15.61 15.60 17.00 18.92 15.01 15.01 16.21 18.09 14.44 14.44 15.47 17.30 S/T 1.00 0.92 0.71 0.52 1.00 0.94 0.73 0.53 1.00 1.00 0.74 0.54 1.00 1.00 0.76 0.54 1.00 1.00 0.78 0.55 5.69 5.69 5.63 5.55 6.18 6.18 6.14 6.08 6.74 6.74 6.72 6.67 7.37 7.37 7.38 7.36 8.11 8.11 8.13 8.14 HI PR 162 162 164 166 190 190 192 194 220 220 222 225 254 254 256 259 291 291 293 297 LO PR 74 75 81 89 76 77 83 91 79 78 84 92 81 81 85 93 83 83 87 95 MBh 17.56 17.60 19.05 21.10 16.86 16.86 18.14 20.11 16.18 16.18 17.26 19.17 15.55 15.55 16.46 18.32 14.95 14.95 15.70 17.51 S/T 1.00 0.95 0.74 0.54 1.00 1.00 0.76 0.54 1.00 1.00 0.78 0.55 1.00 1.00 0.80 0.56 1.00 1.00 0.82 0.57 5.79 5.79 5.74 5.66 6.29 6.29 6.25 6.19 6.85 6.85 6.83 6.79 7.50 7.50 7.50 7.47 8.25 8.25 8.26 8.26 HI PR 163 163 164 166 191 191 192 195 221 221 223 226 255 255 257 260 292 292 294 297 LO PR 77 77 83 91 79 79 84 92 81 81 86 94 83 83 87 95 85 85 88 96 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

6 421 04 5900 00 024 Size Outdoor With EB2X30B Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 700 800 900 MBh 21.69 22.29 24.63 27.41 20.92 21.34 23.56 26.27 20.17 20.41 22.53 25.16 19.43 19.52 21.53 24.07 18.70 18.68 20.54 23.01 S/T 1.00 0.86 0.66 0.49 1.00 0.88 0.67 0.50 1.00 0.90 0.69 0.50 1.00 0.92 0.70 0.51 1.00 1.00 0.72 0.52 7.49 7.49 7.47 7.45 8.14 8.14 8.15 8.15 8.89 8.89 8.92 8.93 9.73 9.73 9.78 9.83 10.67 10.67 10.76 10.84 HI PR 156 156 157 159 183 183 185 187 213 213 215 218 246 246 249 251 282 282 285 288 LO PR 71 72 79 87 73 74 80 88 75 75 82 90 77 77 83 91 79 79 84 92 MBh 22.71 22.95 25.18 28.00 21.89 21.97 24.07 26.81 21.09 21.07 23.00 25.64 20.31 20.31 21.96 24.51 19.53 19.53 20.94 23.41 S/T 1.00 0.90 0.69 0.50 1.00 0.92 0.70 0.51 1.00 1.00 0.72 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 7.65 7.65 7.63 7.61 8.31 8.31 8.32 8.31 9.07 9.07 9.09 9.10 9.92 9.92 9.96 9.99 10.89 10.89 10.94 11.01 HI PR 156 157 158 160 184 184 186 188 214 214 216 218 247 247 249 252 284 284 285 289 LO PR 74 75 81 89 76 76 82 90 78 78 84 92 80 80 85 93 82 82 86 94 MBh 23.56 23.54 25.60 28.44 22.69 22.69 24.46 27.21 21.86 21.85 23.36 26.00 21.03 21.03 22.29 24.83 20.22 20.22 21.24 23.70 S/T 1.00 1.00 0.72 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 1.00 1.00 0.79 0.56 7.81 7.81 7.79 7.77 8.48 8.48 8.48 8.47 9.24 9.24 9.25 9.26 10.11 10.11 10.13 10.16 11.09 11.09 11.12 11.19 HI PR 157 157 158 160 185 185 186 188 215 215 216 219 248 248 250 253 285 285 286 289 LO PR 77 77 83 90 79 79 84 92 81 81 85 93 83 83 86 94 84 84 88 95 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

421 04 5900 00 7 030 Size Outdoor With EB2X30B Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 875 1175 MBh 26.99 27.41 29.80 32.72 26.17 26.44 28.72 31.56 25.32 25.45 27.58 30.33 24.44 24.45 26.42 29.05 23.51 23.51 25.20 27.73 S/T 1.00 0.85 0.65 0.48 1.00 0.86 0.66 0.49 1.00 0.88 0.68 0.49 1.00 0.99 0.69 0.50 1.00 1.00 0.71 0.51 8.80 8.81 8.88 8.96 9.73 9.74 9.81 9.89 10.76 10.77 10.84 10.92 11.90 11.90 11.97 12.06 13.14 13.14 13.21 13.31 HI PR 161 161 163 165 188 189 191 193 219 219 221 224 253 253 255 258 289 289 291 295 LO PR 73 74 81 89 75 75 82 90 76 77 83 91 78 78 84 93 80 80 86 94 MBh 28.03 28.10 30.29 33.23 27.17 27.14 29.17 32.01 26.26 26.26 28.00 30.74 25.31 25.31 26.79 29.41 24.33 24.32 25.54 28.04 S/T 1.00 0.88 0.69 0.50 1.00 1.00 0.70 0.50 1.00 1.00 0.71 0.51 1.00 1.00 0.73 0.52 1.00 1.00 0.75 0.53 9.05 9.05 9.11 9.19 9.98 9.98 10.04 10.12 11.01 11.01 11.07 11.15 12.15 12.15 12.20 12.29 13.40 13.40 13.44 13.54 HI PR 162 162 163 165 189 189 191 194 220 220 222 225 254 254 256 259 291 291 292 296 LO PR 76 77 83 91 78 78 84 92 80 80 85 93 82 82 86 95 84 84 88 96 MBh 29.18 29.18 30.77 33.70 28.26 28.26 29.63 32.43 27.28 27.28 28.41 31.10 26.27 26.27 27.17 29.74 25.21 25.21 25.89 28.32 S/T 1.00 1.00 0.73 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.76 0.54 1.00 1.00 0.78 0.55 1.00 1.00 0.80 0.56 9.38 9.38 9.43 9.51 10.31 10.31 10.35 10.44 11.35 11.35 11.38 11.46 12.49 12.49 12.52 12.60 13.74 13.74 13.76 13.85 HI PR 163 163 164 166 191 191 192 194 222 222 223 226 255 255 256 259 292 292 293 296 LO PR 80 80 85 93 82 82 86 94 84 84 87 95 86 86 88 96 88 87 90 98 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

8 421 04 5900 00 036 Size Outdoor With EB2X36F Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 1050 1200 1350 MBh 32.51 33.29 36.28 39.85 31.52 32.08 34.92 38.37 30.48 30.83 33.50 36.82 29.39 29.56 32.05 35.19 28.25 28.27 30.53 33.51 S/T 1.00 0.88 0.68 0.50 1.00 0.89 0.69 0.51 1.00 0.91 0.70 0.52 1.00 0.93 0.72 0.52 1.00 0.99 0.73 0.53 10.76 10.79 10.89 11.02 11.84 11.86 11.97 12.10 13.04 13.05 13.16 13.30 14.36 14.37 14.48 14.62 15.81 15.82 15.92 16.07 HI PR 169 169 172 175 196 197 200 204 227 227 231 235 260 261 264 268 297 297 300 305 LO PR 70 72 79 87 72 73 80 88 74 74 81 89 75 76 82 91 78 78 84 92 MBh 33.77 34.06 36.88 40.50 32.71 32.83 35.47 38.96 31.59 31.54 34.00 37.34 30.43 30.43 32.49 35.64 29.21 29.21 30.92 33.90 S/T 1.00 0.92 0.71 0.52 1.00 0.93 0.72 0.53 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 11.06 11.07 11.17 11.30 12.14 12.14 12.24 12.38 13.34 13.33 13.43 13.58 14.66 14.66 14.75 14.90 16.12 16.12 16.20 16.35 HI PR 170 170 173 176 198 198 201 204 229 229 231 236 262 262 265 269 299 299 301 306 LO PR 73 74 80 89 75 75 82 90 77 77 83 91 79 79 84 93 81 81 86 94 MBh 34.81 34.75 37.35 40.97 33.69 33.68 35.89 39.38 32.50 32.50 34.38 37.69 31.28 31.27 32.82 35.96 29.99 29.99 31.21 34.17 S/T 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 1.00 1.00 0.79 0.56 1.00 1.00 0.81 0.57 11.35 11.35 11.44 11.57 12.43 12.43 12.51 12.65 13.63 13.63 13.70 13.84 14.96 14.95 15.02 15.17 16.41 16.41 16.47 16.61 HI PR 171 171 173 177 199 199 202 205 230 230 232 236 264 264 266 270 300 300 302 307 LO PR 76 76 82 90 78 78 83 92 80 80 85 93 82 82 86 94 84 84 87 95 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

421 04 5900 00 9 042 Size Outdoor With EB2X42J Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 1225 1400 1575 MBh 37.95 38.91 42.56 46.87 36.84 37.56 41.02 45.16 35.67 36.15 39.39 43.36 34.41 34.66 37.68 41.47 33.08 33.12 35.88 39.46 S/T 1.00 0.86 0.67 0.50 1.00 0.88 0.68 0.50 1.00 0.89 0.69 0.51 1.00 0.91 0.70 0.51 1.00 0.93 0.72 0.52 12.56 12.58 12.65 12.76 13.90 13.92 14.00 14.10 15.39 15.41 15.49 15.60 17.04 17.05 17.14 17.25 18.84 18.84 18.93 19.05 HI PR 160 161 163 165 188 189 191 193 218 219 221 224 252 252 255 258 288 288 291 294 LO PR 70 72 79 87 72 73 80 88 74 75 81 90 76 76 83 91 78 78 84 92 MBh 39.45 39.84 43.30 47.63 38.27 38.45 41.69 45.86 37.01 37.03 40.00 43.98 35.66 35.64 38.23 42.01 34.23 34.23 36.36 39.92 S/T 1.00 0.90 0.70 0.51 1.00 0.92 0.71 0.52 1.00 0.93 0.72 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.76 0.54 12.89 12.89 12.97 13.07 14.24 14.24 14.32 14.42 15.73 15.73 15.81 15.92 17.37 17.37 17.45 17.56 19.18 19.18 19.25 19.36 HI PR 161 161 163 165 189 189 191 194 220 220 222 225 253 253 255 259 289 289 291 295 LO PR 74 74 81 89 75 76 82 90 77 77 83 91 79 79 85 93 81 81 86 94 MBh 40.71 40.74 43.90 48.23 39.45 39.42 42.24 46.39 38.11 38.10 40.49 44.45 36.68 36.68 38.66 42.41 35.17 35.16 36.74 40.26 S/T 1.00 0.93 0.72 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 1.00 1.00 0.79 0.56 13.21 13.21 13.28 13.39 14.56 14.56 14.63 14.73 16.06 16.06 16.12 16.23 17.71 17.71 17.76 17.87 19.51 19.51 19.56 19.67 HI PR 162 162 164 166 190 190 192 194 221 221 222 225 254 254 256 259 291 291 292 296 LO PR 77 77 83 91 78 78 84 92 80 80 85 93 82 82 86 94 84 84 87 96 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

10 421 04 5900 00 048 Size Outdoor With EB2X48J Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 1200 1600 1800 MBh 41.58 43.79 48.04 52.69 40.32 42.16 46.24 50.71 38.97 40.43 44.31 48.60 37.53 38.61 42.28 46.38 35.99 36.69 40.13 44.02 S/T 1.00 0.85 0.66 0.50 1.00 0.87 0.67 0.51 1.00 0.88 0.68 0.51 1.00 0.90 0.70 0.52 1.00 0.93 0.71 0.53 13.65 13.70 13.81 13.93 15.37 15.43 15.55 15.68 17.28 17.33 17.46 17.61 19.38 19.43 19.58 19.75 21.58 21.64 21.88 22.09 HI PR 171 173 176 179 200 202 205 209 232 234 237 241 268 269 273 277 305 306 311 316 LO PR 64 68 75 82 66 69 76 84 68 70 77 85 70 72 79 87 72 73 80 88 MBh 45.52 46.11 50.15 54.93 44.04 44.34 48.13 52.73 42.45 42.51 46.00 50.41 40.77 40.76 43.78 47.97 38.97 38.97 41.43 45.38 S/T 1.00 0.94 0.72 0.53 1.00 0.96 0.74 0.54 1.00 0.99 0.75 0.55 1.00 1.00 0.77 0.56 1.00 1.00 0.79 0.57 14.39 14.41 14.52 14.65 16.14 16.15 16.25 16.39 18.06 18.06 18.18 18.33 20.18 20.18 20.30 20.47 22.48 22.48 22.63 22.82 HI PR 175 175 178 181 204 204 207 211 236 236 239 244 272 272 275 280 311 311 314 319 LO PR 72 73 79 87 73 74 80 88 75 75 82 90 77 77 83 91 79 79 84 93 MBh 46.95 47.09 50.79 55.62 45.38 45.36 48.72 53.34 43.69 43.69 46.52 50.95 41.91 41.91 44.23 48.43 40.01 40.00 41.82 45.76 S/T 1.00 0.97 0.75 0.55 1.00 1.00 0.77 0.56 1.00 1.00 0.79 0.56 1.00 1.00 0.81 0.58 1.00 1.00 0.83 0.59 14.76 14.76 14.86 14.99 16.50 16.50 16.60 16.73 18.43 18.43 18.52 18.68 20.56 20.56 20.65 20.82 22.89 22.89 22.98 23.17 HI PR 176 176 179 182 205 205 208 212 238 238 240 244 273 273 276 280 313 313 315 320 LO PR 74 75 81 89 76 76 82 90 78 78 83 91 80 80 84 93 82 82 86 94 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

421 04 5900 00 11 060 Size Outdoor With EB2X60L Cooling Outdoor Ambient Temperature Degrees F, Dry Bulb 75 85 95 105 115 Entering Temperature Degrees F, Wet Bulb CFM 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 57 62 67 72 1750 2000 2250 MBh 54.43 55.66 60.78 66.83 52.79 53.64 58.53 64.38 51.03 51.54 56.12 61.69 49.16 49.34 53.58 58.87 47.15 47.13 50.91 55.90 S/T 1.00 0.88 0.68 0.50 1.00 0.89 0.69 0.51 1.00 0.91 0.70 0.51 1.00 0.93 0.71 0.52 1.00 1.00 0.73 0.53 17.88 17.91 18.11 18.36 19.75 19.79 20.01 20.28 21.79 21.82 22.05 22.32 24.02 24.03 24.27 24.56 26.41 26.41 26.67 26.97 HI PR 171 172 175 178 200 201 204 207 232 232 236 240 267 267 270 275 304 304 308 313 LO PR 70 72 79 87 72 73 80 88 74 74 81 89 76 76 82 91 78 78 84 92 MBh 56.59 56.99 61.84 67.96 54.83 54.96 59.51 65.41 52.94 52.91 57.00 62.60 50.94 50.93 54.36 59.66 48.79 48.79 51.56 56.57 S/T 1.00 0.92 0.71 0.52 1.00 0.93 0.72 0.52 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 18.37 18.39 18.57 18.83 20.27 20.28 20.48 20.75 22.32 22.32 22.53 22.79 24.55 24.55 24.75 25.03 26.96 26.96 27.13 27.45 HI PR 173 173 175 179 202 202 204 208 234 234 237 241 269 269 272 276 306 306 309 315 LO PR 74 74 81 89 75 75 82 90 77 77 83 91 79 79 84 93 81 81 86 94 MBh 58.36 58.33 62.65 68.79 56.50 56.50 60.24 66.13 54.50 54.50 57.65 63.25 52.38 52.37 54.94 60.21 50.11 50.10 52.06 57.03 S/T 1.00 1.00 0.74 0.53 1.00 1.00 0.75 0.54 1.00 1.00 0.77 0.55 1.00 1.00 0.79 0.56 1.00 1.00 0.81 0.57 18.86 18.86 19.03 19.28 20.77 20.77 20.94 21.20 22.83 22.83 22.99 23.25 25.06 25.06 25.21 25.49 27.48 27.48 27.59 27.91 HI PR 174 174 176 179 203 203 205 209 235 235 238 242 270 270 272 277 308 308 310 315 LO PR 76 76 82 91 78 78 83 92 80 80 85 93 82 82 86 94 84 84 87 95 Total capacities are net (I.D. blower heat subtracted) system capacities based on 25 line set. At TVA rating indoor condition (75 F db, 63 F wb), all other indoor air temperatures are at 80 F db ^ System amps are total of indoor and outdoor amps. Chart data is for 80 F indoor dry bulb. For indoor db temperatures other than 80 F, measure db and CFM, and plug these into the formula below. Measure outdoor db and indoor wet bulb, apply these to the chart above, find MBh and S/T, and plug these into the formula below. (Note: if indoor db is the only thing changing, total capacity, MBh, stays the same.) Sensible Capacity at db LOWER than 80 F = ( MBh x S/T ) ( 80 db ) x 835 x CFM ( db 80 ) x 835 x CFM Sensible Capacity at db HIGHER than 80 F = ( MBh x S/T ) +

12 421 04 5900 00 COOLING Multiplying Factors for other Combinations R2A318 >EB2X18B 1.00 1.00 ED2X18B MV08B15 1.00 0.92 EHD2X24A 9MPV075 1.03 0.94 EB2X18B 8MPV050 1.00 0.92 ED2X24B 1.03 1.03 EHD2X24A MV08B15 1.03 0.94 EB2X18B MV08B15 1.00 0.92 ED2X24B 8MPV050 1.03 0.94 EHD2X24A MV12F19 1.03 0.94 EB2X24B 1.03 1.03 ED2X24B MV08B15 1.03 0.94 FS(M,U)2X18 1.00 1.00 EB2X24B 8MPV050 1.03 0.94 ED2X24F 1.03 1.03 FS(M,U)2X24 1.03 1.03 EB2X24B MV08B15 1.03 0.94 ED2X24F 9MPV050 1.03 0.94 FEM2X18 1.00 0.92 EB2X24F 1.03 1.03 ED2X24F 9MPV075 1.03 0.94 FEM2X24 1.03 0.94 EB2X24F 9MPV050 1.03 0.94 ED2X24F MV12F19 1.03 0.94 FVM2X24 1.03 0.94 EB2X24F 9MPV075 1.03 0.94 EMA2X24D 1.03 1.03 FSA2X18 1.00 1.00 EB2X24F MV12F19 1.03 0.94 EHD2X24A 1.03 1.03 FSA2X24 1.03 1.03 ED2X18B 1.00 1.00 EHD2X24A 8MPV050 1.03 0.94 ED2X18B 8MPV050 1.00 0.92 EHD2X24A 9MPV050 1.03 0.94 R2A324 >EB2X24B 1.00 1.00 ED2X24F MV12F19 1.00 0.92 EHD2X30A 1.02 1.02 EB2X24B 8MPV050 1.00 0.92 ED2X30B 1.02 1.02 EHD2X30A 8MPV050 1.02 0.93 EB2X24B MV08B15 1.00 0.92 ED2X30B 8MPV050 1.02 0.93 EHD2X30A 8MPV075 1.02 0.93 EB2X24F 1.00 1.00 ED2X30B MV08B15 1.02 0.93 EHD2X30A 8MPV100 1.02 0.93 EB2X24F 8MPV075 1.00 0.92 ED2X30F 1.02 1.02 EHD2X30A 8MPV125 1.02 0.93 EB2X24F 9MPV050 1.00 0.92 ED2X30F 8MPV075 1.02 0.93 EHD2X30A 9MPV050 1.02 0.93 EB2X24F 9MPV075 1.00 0.92 ED2X30F 9MPV050 1.02 0.93 EHD2X30A 9MPV075 1.02 0.93 EB2X24F MV12F19 1.00 0.92 ED2X30F 9MPV075 1.02 0.93 EHD2X30A 9MPV100 1.02 0.93 EB2X30B 1.02 1.02 ED2X30F MV12F19 1.02 0.93 EHD2X30A 9MPV125 1.02 0.93 EB2X30B 8MPV050 1.02 0.93 EMA2X24D 1.00 1.00 EHD2X30A MV08B15 1.02 0.93 EB2X30B MV08B15 1.02 0.93 EHD2X24A 1.00 1.00 EHD2X30A MV12F19 1.02 0.93 EB2X30F 1.02 1.02 EHD2X24A 8MPV050 1.00 0.92 EHD2X30A MV16J22 1.02 0.93 EB2X30F 8MPV075 1.02 0.93 EHD2X24A 8MPV075 1.00 0.92 EHD2X30A MV20N26 1.02 0.93 EB2X30F 9MPV050 1.02 0.93 EHD2X24A 8MPV100 1.00 0.92 FS(M,U)2X24 1.00 1.00 > Indicates Tested continued on next page

421 04 5900 00 13 COOLING Multiplying Factors for other Combinations (continued) EB2X30F 9MPV075 1.02 0.93 EHD2X24A 8MPV125 1.00 0.92 FS(M,U)2X30 1.02 1.02 EB2X30F MV12F19 1.02 0.93 EHD2X24A 9MPV050 1.00 0.92 FEM2X24 1.00 0.92 ED2X24B 1.00 1.00 EHD2X24A 9MPV075 1.00 0.92 FEM2X30 1.02 0.93 ED2X24B 8MPV050 1.00 0.92 EHD2X24A 9MPV100 1.00 0.92 FVM2X24 1.00 0.92 ED2X24B MV08B15 1.00 0.92 EHD2X24A 9MPV125 1.00 0.92 FVM2X36 1.02 0.93 ED2X24F 1.00 1.00 EHD2X24A MV08B15 1.00 0.92 FSA2X24 1.00 1.00 ED2X24F 8MPV075 1.00 0.92 EHD2X24A MV12F19 1.00 0.92 FSA2X30 1.01 1.01 ED2X24F 9MPV050 1.00 0.92 EHD2X24A MV16J22 1.00 0.92 ED2X24F 9MPV075 1.00 0.92 EHD2X24A MV20N26 1.00 0.92 R2A330 >EB2X30B 1.00 1.00 ED2X30F 9MPV075 1.00 0.92 EHD2X30A MV16J22 1.00 0.92 EB2X30B 8MPV050 1.00 0.96 ED2X30F MV12F19 1.00 0.92 EHD2X30A MV20N26 1.00 0.92 EB2X30B MV08B15 1.00 0.92 ED2X36B 1.01 1.01 EHD2X36A 1.01 1.01 EB2X30F 1.00 1.00 ED2X36B 8MPV050 1.01 0.97 EHD2X36A 8MPV050 1.01 0.93 EB2X30F 8MPV075 1.00 0.92 ED2X36B MV08B15 1.01 0.93 EHD2X36A 8MPV075 1.01 0.93 EB2X30F 9MPV050 1.00 0.92 ED2X36F 1.01 1.01 EHD2X36A 8MPV100 1.01 0.93 EB2X30F 9MPV075 1.00 0.92 ED2X36F 8MPV075 1.01 0.93 EHD2X36A 8MPV125 1.01 0.93 EB2X30F MV12F19 1.00 0.92 ED2X36F 9MPV050 1.01 0.92 EHD2X36A 9MPV050 1.01 0.93 EB2X36B 1.01 1.01 ED2X36F 9MPV075 1.01 0.93 EHD2X36A 9MPV075 1.01 0.93 EB2X36B 8MPV050 1.01 0.97 ED2X36F MV12F19 1.01 0.93 EHD2X36A 9MPV100 1.01 0.93 EB2X36B MV08B15 1.01 0.93 ED2X36J 1.01 1.01 EHD2X36A 9MPV125 1.01 0.93 EB2X36F 1.01 1.01 ED2X36J 8MPV100 1.01 0.93 EHD2X36A MV08B15 1.01 0.93 EB2X36F 8MPV075 1.01 0.93 ED2X36J 8MPV125 1.01 0.93 EHD2X36A MV12F19 1.01 0.93 EB2X36F 9MPV050 1.01 0.92 ED2X36J 9MPV100 1.01 0.93 EHD2X36A MV16J22 1.01 0.93 EB2X36F 9MPV075 1.01 0.93 ED2X36J MV16J22 1.01 0.93 EHD2X36A MV20N26 1.01 0.93 EB2X36F MV12F19 1.01 0.93 EMA2X36D 1.01 1.01 FS(M,U)2X30 1.00 1.00 EB2X36J 1.01 1.01 EHD2X30A 1.00 1.00 FSU2X36 1.01 1.01 EB2X36J 8MPV100 1.01 0.93 EHD2X30A 8MPV050 1.00 0.96 FEM2X30 1.00 0.92 > Indicates Tested continued on next page

14 421 04 5900 00 COOLING Multiplying Factors for other Combinations (continued) EB2X36J 8MPV125 1.01 0.93 EHD2X30A 8MPV075 1.00 0.92 FEM2X35 1.01 0.93 EB2X36J 9MPV100 1.01 0.93 EHD2X30A 8MPV100 1.00 0.92 FSM2X36 1.01 1.01 EB2X36J MV16J22 1.01 0.93 EHD2X30A 8MPV125 1.00 0.92 FEM2X36 1.01 0.93 ED2X30B 1.00 1.00 EHD2X30A 9MPV050 1.00 0.92 FVM2X36 1.01 0.93 ED2X30B 8MPV050 1.00 0.96 EHD2X30A 9MPV075 1.00 0.92 FVM2X48 1.03 0.94 ED2X30B MV08B15 1.00 0.92 EHD2X30A 9MPV100 1.00 0.92 FSA2X30 1.00 1.00 ED2X30F 1.00 1.00 EHD2X30A 9MPV125 1.00 0.92 FSA2X36 1.01 1.01 ED2X30F 8MPV075 1.00 0.92 EHD2X30A MV08B15 1.00 0.92 ED2X30F 9MPV050 1.00 0.92 EHD2X30A MV12F19 1.00 0.92 R2A336 >EB2X36F 1.00 1.00 ED2X36F 9MPV075 1.00 0.96 EHD2X36A MV16J22 1.00 0.92 EB2X36B 1.00 1.00 ED2X36F MV12F19 1.00 0.92 EHD2X36A MV20N26 1.00 0.92 EB2X36B 8MPV050 1.00 0.96 ED2X36J 1.00 1.00 EHD2X42A 1.01 1.01 EB2X36B MV08B15 1.00 0.96 ED2X36J 8MPV100 1.00 0.92 EHD2X42A 8MPV050 1.01 0.97 EB2X36F 8MPV075 1.00 0.92 ED2X36J 8MPV125 1.00 0.92 EHD2X42A 8MPV075 1.01 0.93 EB2X36F 9MPV050 1.00 0.96 ED2X36J 9MPV100 1.00 0.92 EHD2X42A 8MPV100 1.01 0.93 EB2X36F 9MPV075 1.00 0.96 ED2X36J MV16J22 1.00 0.92 EHD2X42A 8MPV125 1.01 0.93 EB2X36F MV12F19 1.00 0.92 ED2X42J 1.01 1.01 EHD2X42A 9MPV050 1.01 0.93 EB2X36J 1.00 1.00 ED2X42J 8MPV100 1.01 0.93 EHD2X42A 9MPV075 1.01 0.93 EB2X36J 8MPV100 1.00 0.92 ED2X42J 8MPV125 1.01 0.93 EHD2X42A 9MPV100 1.01 0.93 EB2X36J 8MPV125 1.00 0.92 ED2X42J 9MPV100 1.01 0.93 EHD2X42A 9MPV125 1.01 0.93 EB2X36J 9MPV100 1.00 0.92 ED2X42J MV16J22 1.01 0.93 EHD2X42A MV08B15 1.01 0.93 EB2X36J MV16J22 1.00 0.92 ED2X42L 1.01 1.01 EHD2X42A MV12F19 1.01 0.93 EB2X42J 1.01 1.01 ED2X42L 9MPV125 1.01 0.93 EHD2X42A MV16J22 1.01 0.93 EB2X42J 8MPV100 1.01 0.93 EMA2X36D 1.00 1.00 EHD2X42A MV20N26 1.01 0.93 EB2X42J 8MPV125 1.01 0.93 EHD2X36A 1.00 1.00 FSU2X36 1.00 1.00 EB2X42J 9MPV100 1.01 0.93 EHD2X36A 8MPV050 1.00 0.96 FS(M,U)2X42 1.01 1.01 EB2X42J MV16J22 1.01 0.93 EHD2X36A 8MPV075 1.00 0.92 FEM2X35 1.00 0.92 > Indicates Tested continued on next page

421 04 5900 00 15 COOLING Multiplying Factors for other Combinations (continued) EB2X42L 1.01 1.01 EHD2X36A 8MPV100 1.00 0.92 FSM2X36 1.00 1.00 EB2X42L 9MPV125 1.01 0.93 EHD2X36A 8MPV125 1.00 0.92 FEM2X36 1.00 0.92 ED2X36B 1.00 1.00 EHD2X36A 9MPV050 1.00 0.96 FEM2X42 1.01 0.93 ED2X36B 8MPV050 1.00 0.96 EHD2X36A 9MPV075 1.00 0.92 FVM2X24 1.00 0.92 ED2X36B MV08B15 1.00 0.96 EHD2X36A 9MPV100 1.00 0.92 FVM2X36 1.00 0.92 ED2X36F 1.00 1.00 EHD2X36A 9MPV125 1.00 0.92 FVM2X48 1.02 0.94 ED2X36F 8MPV075 1.00 0.92 EHD2X36A MV08B15 1.00 0.92 FVM2X60 1.03 0.94 ED2X36F 9MPV050 1.00 0.96 EHD2X36A MV12F19 1.00 0.92 FSA2X36 1.00 1.00 R2A342 >EB2X42J 1.00 1.00 ED2X42J 9MPV100 1.00 0.92 EHD2X42A 9MPV100 1.00 0.92 EB2X42J 8MPV100 1.00 0.92 ED2X42J MV16J22 1.00 0.92 EHD2X42A 9MPV125 1.00 0.92 EB2X42J 8MPV125 1.00 0.92 ED2X42L 1.00 1.00 EHD2X42A MV16J22 1.00 0.92 EB2X42J 9MPV100 1.00 0.92 ED2X42L 9MPV125 1.00 0.92 EHD2X42A MV20N26 1.00 0.92 EB2X42J MV16J22 1.00 0.92 ED2X48F 1.01 1.01 EHD2X48A 1.01 1.01 EB2X42L 1.00 1.00 ED2X48F 8MPV075 1.01 0.93 EHD2X48A 8MPV075 1.01 0.93 EB2X42L 9MPV125 1.00 0.92 ED2X48F 9MPV075 1.01 0.97 EHD2X48A 8MPV100 1.01 0.93 EB2X48F 1.01 1.01 ED2X48J 1.01 1.01 EHD2X48A 8MPV125 1.01 0.93 EB2X48F 8MPV075 1.01 0.93 ED2X48J 8MPV100 1.01 0.93 EHD2X48A 9MPV075 1.01 0.97 EB2X48F 9MPV075 1.01 0.97 ED2X48J 8MPV125 1.01 0.93 EHD2X48A 9MPV100 1.01 0.93 EB2X48J 1.01 1.01 ED2X48J 9MPV100 1.01 0.93 EHD2X48A 9MPV125 1.01 0.93 EB2X48J 8MPV100 1.01 0.93 ED2X48J MV16J22 1.01 0.93 EHD2X48A MV16J22 1.01 0.93 EB2X48J 8MPV125 1.01 0.93 ED2X48L 1.01 1.01 EHD2X48A MV20N26 1.01 0.93 EB2X48J 9MPV100 1.01 0.93 ED2X48L 9MPV125 1.01 0.93 FS(M,U)2X42 1.00 1.00 EB2X48J MV16J22 1.01 0.93 EMA2X48D 1.01 1.01 FS(M,U)2X48 1.01 1.01 EB2X48L 1.01 1.01 EHD2X42A 1.00 1.00 FEM2X42 1.00 0.92 EB2X48L 9MPV125 1.01 0.93 EHD2X42A 8MPV075 1.00 0.92 FEM2X48 1.01 0.93 ED2X42J 1.00 1.00 EHD2X42A 8MPV100 1.00 0.92 FVM2X36 1.00 0.92 ED2X42J 8MPV100 1.00 0.92 EHD2X42A 8MPV125 1.00 0.92 FVM2X48 1.01 0.93 > Indicates Tested continued on next page

16 421 04 5900 00 COOLING Multiplying Factors for other Combinations (continued) ED2X42J 8MPV125 1.00 0.92 EHD2X42A 9MPV075 1.00 0.96 FVM2X60 1.03 0.94 R2A348 >EB2X48J 1.00 1.00 ED2X48J 8MPV100 1.00 0.96 EHD2X48A 9MPV100 1.00 1.00 EB2X48F 1.00 1.00 ED2X48J 8MPV125 1.00 0.96 EHD2X48A 9MPV125 1.00 0.96 EB2X48J 8MPV100 1.00 0.96 ED2X48J 9MPV100 1.00 1.00 EHD2X48A MV16J22 1.00 0.92 EB2X48J 8MPV125 1.00 0.96 ED2X48J MV16J22 1.00 0.92 EHD2X48A MV20N26 1.00 0.92 EB2X48J 9MPV100 1.00 1.00 ED2X48L 1.00 1.00 EHD2X60A 1.02 1.02 EB2X48J MV16J22 1.00 0.92 ED2X48L 9MPV125 1.00 0.96 EHD2X60A 8MPV100 1.02 0.94 EB2X48L 1.00 1.00 ED2X60J 1.02 1.02 EHD2X60A 8MPV125 1.02 0.94 EB2X48L 9MPV125 1.00 0.96 ED2X60J 8MPV100 1.02 0.94 EHD2X60A 9MPV100 1.02 0.98 EB2X60J 1.02 1.02 ED2X60J 8MPV125 1.02 0.94 EHD2X60A 9MPV125 1.02 0.98 EB2X60J 8MPV100 1.02 0.94 ED2X60J 9MPV100 1.02 0.98 EHD2X60A MV16J22 1.02 0.94 EB2X60J 8MPV125 1.02 0.94 ED2X60J MV16J22 1.02 0.94 EHD2X60A MV20N26 1.02 0.94 EB2X60J 9MPV100 1.02 0.98 ED2X60L 1.02 1.02 FS(M,U)2X48 1.00 1.00 EB2X60J MV16J22 1.02 0.94 ED2X60L 9MPV125 1.02 0.98 FS(M,U)2X60 1.02 1.02 EB2X60L 1.02 1.02 EMA2X48D 1.00 1.00 FEM2X48 1.00 0.92 EB2X60L 9MPV125 1.02 0.98 EHD2X48A 1.00 1.00 FEM2X60 1.02 0.94 ED2X48F 1.00 1.00 EHD2X48A 8MPV100 1.00 0.96 FVM2X48 1.00 0.92 ED2X48J 1.00 1.00 EHD2X48A 8MPV125 1.00 0.96 FVM2X60 1.02 0.94 R2A360 >EB2X60L 1.00 1.00 ED2X60J 8MPV100 1.00 1.00 EHD2X60A 8MPV125 1.00 1.00 EB2X60J 1.00 1.00 ED2X60J 8MPV125 1.00 1.00 EHD2X60A 9MPV100 EB2X60J 8MPV100 1.00 1.00 ED2X60J 9MPV100 EHD2X60A 9MPV125 1.00 1.00 EB2X60J 8MPV125 1.00 1.00 ED2X60J MV16J22 1.00 0.96 EHD2X60A MV16J22 1.00 0.96 EB2X60J 9MPV100 ED2X60L 1.00 1.00 EHD2X60A MV20N26 1.00 0.96 EB2X60J MV16J22 1.00 0.96 ED2X60L 9MPV125 FS(M,U)2X60 1.00 1.00 EB2X60L 9MPV125 EHD2X60A 1.00 1.00 FEM2X60 1.01 0.96 ED2X60J 1.00 1.00 EHD2X60A 8MPV100 1.00 1.00 FVM2X60 1.01 0.96 > Indicates Tested

TECHNICAL SUPPORT MANUAL Split System Air Conditioner: R2A3 NOTE: This illustration is for reference only. Your unit may differ in appearance or may not include all components shown. Please refer to Parts List for exact parts listing. Nut B Fan Guard L Motor Fan 2 32 Raceway Top Cover A Fan 3 C Grille Inlet Condenser, Coil Assembly 6 F Panel Service D Box Control E Box Control. Cover Strap Capacitor P Compressor 1 Plug, Compressor 9 N 5 Capacitor Support Coil Contactor 4 Base Pan G Barrier 33 O Low Volt Lug Ground 11 Bolt, SHLDR (4) Valve Service Suction 7 8 Valve Service, Liquid 10 Grommet Compressor 421 04 5900 00 17

TECHNICAL SUPPORT MANUAL Split System Air Conditioner: R2A3 R2A3 PARTS LIST R2A318AKA100 R2A324AKA100 R2A330AKA100 R2A336AKA400 R2A342AKA300 R2A348AKA300 R2A360AKA300 KEY NO. DESCRIPTION PART NO. 1 Compressor ZR16KAPFV130 1 1 ZR21KAPFV130 1 1 ZR26KAPFV130 1 1 ZR32KAPFV130 1 1 ZR38KAPFV130 1 1 ZR44KAPFV130 1 1 ZR54KAPFV130 1 2 Motor, Condenser Fan 1175585 1 2 1175586 1 1 2 1175587 1 2 1174751 1 1 1 3 Fan Blade 1172027 1 3 1175589 1 1 3 1171219 1 3 1175588 1 1 1 4 Contactor, 30 Amp, 1 Pole 1172472 1 1 1 1 1 1 4 40 Amp, 2 Pole 1172717 1 5 Capacitor 370V 30+5 Mfd 1172109 1 5 370V 35+5 Mfd 1172110 1 5 370V 45+5 Mfd 1172124 1 5 370V 50+7.5 Mfd 1172292 1 5 370V 55+5 Mfd 1172123 1 5 370V 60+5 Mfd 1172112 1 5 370V 80+5 Mfd 1172113 1 6 Condenser Coil 1175579 1 6 1175580 1 6 1175581 1 6 1175582 1 6 1175583 1 6 1175584 1 1 7 Service Valve, Suction 1175120 1 1 7 1175104 1 1 7 1175105 1 1 1 8 Service Valve, Liquid 1175119 1 1 1 1 1 1 1 9 Plug, Compressor Harness 1172729 1 1 1 9 1172730 1 1 9 1172731 1 9 1172732 1 10 Grommet, Compressor 1171270 4 4 4 4 4 4 4 11 Bolt, Compressor Mounting 1173630 4 4 4 4 4 4 4 32 Raceway 1174769 1 continued on next page 18 421 04 5900 00

TECHNICAL SUPPORT MANUAL Split System Air Conditioner: R2A3 KEY NO. DESCRIPTION R2A3 PARTS LIST (continued) PART NO. 32 1171428 1 1 1 1 1 1 33 Lug, Ground 1172300 1 1 1 1 1 1 1 A Panel, Top 1174787 1 A 1174788 1 1 1 1 1 1 B Nut, Hex 1172740 4 4 4 4 4 4 4 C Grille, Inlet 1175570 1 C 1175575 C 1175571 1 C 1175576 C 1175572 1 C 1175590 C 1175573 1 1 C 1175577 C 1175574 1 1 C 1175578 D Box, Control 1175563 1 1 1 1 1 1 1 E Cover, Control Box 1175568 1 1 1 1 1 1 E 1175569 1 F Panel, Service 1175564 1 1 F 1175565 1 F 1175566 1 1 F 1175567 1 1 G Pan, Base 1174790 1 G 1174789 1 1 1 1 1 1 L Guard, Fan 1174792 1 L 1174793 1 1 1 1 1 1 N Pad, Coil 1174768 3 3 3 3 3 3 3 N1 Support, Coil 1175562 6 6 6 6 6 6 O Barrier, Low Voltage 1174764 1 1 1 1 1 1 1 P Strap, Capacitor 1172734 1 1 1 1 P 1172735 1 1 1 )( Manual, Installation 42101520000 1 1 1 1 1 1 1 )( Manual, Owner s 42102500000 1 1 1 1 1 1 1 )( Warranty Card 40106403500 1 1 1 1 1 1 1 R2A318AKA100 R2A324AKA100 R2A330AKA100 R2A336AKA400 R2A342AKA300 R2A348AKA300 R2A360AKA300 421 04 5900 00 19

TECHNICAL SUPPORT MANUAL Split System Air Conditioner: R2A3 OUTDOOR UNIT MODEL NUMBER IDENTIFICATION GUIDE (single phase) Digit Position: 1 2 3 4 5, 6 7 8 9 10 11 12 Example Part Number: R 2 A 3 18 A K A 1 0 0 R = Marathem BRANDING 2 = R 22 4 = R 410A REFRIGERANT A = Air Conditioner H = Heat Pump TYPE 3 = 13 SEER 4 = 14 SEER NOMINAL EFFICIENCY 18 = 18,000 BTUH = 1½ tons 24 = 24,000 BTUH = 2 tons 30 = 30,000 BTUH = 2½ tons 36 = 36,000 BTUH = 3 tons 42 = 42,000 BTUH = 3½ tons 48 = 48,000 BTUH = 4 tons 60 = 60,000 BTUH = 5 tons NOMINAL CAPACITY A = Standard Grille G = Coil Guard Grille FEATURES K = 208/230 1 60 Sales Code Engineering Revision Extra Digit Extra Digit VOLTAGE ACCESSORIES PART NUMBER IDENTIFICATION GUIDE Digit Position: 1 2 3 4 5 6, 7 8, 9 10, 11 Example Part Number: N A S A 0 0 1 01 C H N = Non Branded A = Accessory BRANDING PRODUCT GROUP S = Split System (AC & HP) A = Original B = 2nd Generation 0 = Generic or Not Applicable 2 = R 22 KIT USAGE MAJOR SERIES 4 = R 410A REFRIGERANT Product Identifier Number Package Quantity Type of Kit (Example: CH = Crankcase Heater) International Comfort Products, LLC Lewisburg, Tennessee 37091 20 421 04 5900 00