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Table 4. Charging Table for 2.5 Ton Models

030K SERIES

SUCT.

PRESS.

OUTDOOR TEMPERATURE (° F)

70

75

80

85

90

95

100

105

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

133

249

131

135

250

134

271

135

137

251

137

272

137

293

139

139

252

140

274

140

295

141

315

143

141

253

143

274

143

296

144

317

145

337

147

143

275

146

297

147

318

147

339

149

359

152

145

298

150

319

151

340

151

361

153

381

156

147

320

153

341

154

363

155

383

158

403

161

149

321

156

342

157

363

158

385

159

405

162

151

343

160

364

160

386

161

407

163

153

365

163

387

164

408

165

155

388

167

409

168

157

410

170

159

Table 3. Charging Table for 2 Ton Models

024K SERIES

SUCT.

PRESS.

OUTDOOR TEMPERATURE (° F)

70

75

80

85

90

95

100

105

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

LIQ.

PRESS.

DIS.

TEMP.

135

238

135

137

239

139

260

136

139

239

143

261

139

282

137

141

242

142

262

143

284

140

304

139

143

243

145

264

144

285

143

306

142

326

142

145

265

147

286

146

307

145

327

144

347

145

147

287

149

308

148

329

147

349

147

368

149

149

309

151

330

150

351

149

370

150

389

153

151

310

155

331

154

352

152

372

152

391

155

153

332

157

353

156

374

154

393

156

155

354

159

375

157

396

156

157

376

161

397

159

159

398

163

161

Refrigerant Charging Tables - Cooling

LEGEND

 Shaded boxes indicate flooded conditions.

 Rated design values. The suction pressure will vary 

from design value if outdoor air flow, entering dry bulb, 

or entering wet bulb temperatures vary.

NOTES:

1.  All pressures are listed psig and all temperatures in °F

2.  Discharge temperatures greater than charted values indicate 

an undercharged system.

Summary of Contents for Q7RE Series

Page 1: ...mportant role as well Pay attention to all safety warnings and any other special notes highlighted in the manual Improper installation of the furnace or failure to follow safety warnings could result...

Page 2: ...Air Circulation 10 System Heating 10 System Cooling 10 Short Cycle Protection 10 Emergency Heat 10 Forced Defrost Mode Field Test 10 Anti Short Cycle Timer Test 11 Heating Mode 11 Cooling Mode 11 COMP...

Page 3: ...d any other flammable vapors and liquids in the vicinity of the unit CAUTION This unit uses R 410A refrigerant DO NOT use any other refrigerant in this unit Use of another refrigerant will damage the...

Page 4: ...rating plate for the proper circulating air flow and temperature rise It is important that the duct system be designed to provide the correct flow rates and external pressure rise An improperly desig...

Page 5: ...insulated to minimize duct losses and prevent condensation Use insulation with an outer vapor barrier Refer to local codes for insulation material requirements HEAT PUMP INSTALLATION Unpacking the Uni...

Page 6: ...or joists Care should be taken when cutting throughcarpetingtoavoidsnags NOTE Inmostinstallationsit will be necessary to cut a similar hole in the fiberboard directly under the hole in the floor Howev...

Page 7: ...rical box of the unit The installer should become familiar with the wiring diagram before making any electrical connections to the unit An electrical disconnect must be located within sight of and rea...

Page 8: ...her location where its operation may be adversely affected by radiant heat from fireplaces sunlight or lightingfixtures andconvectiveheatfromwarmairregistersor electrical appliances Refer to the therm...

Page 9: ...28 1084 29 1027 31 967 33 Tap T3 1266 25 1332 24 1291 24 1245 25 1192 27 1132 28 1067 30 995 32 Tap T4 1518 21 1481 21 1442 22 1400 23 1355 23 1307 24 1256 25 1202 26 Tap T5 1686 19 1644 19 1601 20 15...

Page 10: ...ting Set the thermostat system mode to HEAT and the fan mode to AUTO Change the thermostat temperature selector above the existing room temperature and check for the discharge of warm air at the suppl...

Page 11: ...to the System Heating section on page 10 Anti Short Cycle Timer Test The 5 minute time delay feature can be bypassed by shorting the TEST pins together Heating Mode WhentheTESTpinsareshortedtogetherfo...

Page 12: ...75 80 85 90 95 100 105 LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP 135 238 135 137 239 139...

Page 13: ...R TEMPERATURE F 70 75 80 85 90 95 100 105 LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP 135 26...

Page 14: ...e suction pressure will vary from design value if outdoor air flow entering dry bulb or entering wet bulb temperatures vary NOTES 1 All pressures are listed psig and all temperatures in F 2 Discharge...

Page 15: ...63 124 69 283 130 84 307 145 105 352 166 126 396 188 43 231 109 52 249 116 61 268 122 70 287 128 85 314 142 106 359 162 127 403 182 44 238 107 53 255 114 62 273 120 71 290 126 86 321 139 107 366 157 1...

Page 16: ...115 47 242 123 58 268 132 69 294 141 84 324 158 104 374 183 124 424 208 38 223 113 48 248 121 59 273 130 70 298 139 85 331 155 105 381 178 125 431 201 39 230 111 49 254 119 60 278 128 71 301 137 86 3...

Page 17: ...ctric Heater Power Supply 1 125 Power Supply 0 875 Low Voltage Supply Control Access Panel Blower Access Panel H 17 86 15 36 10 10 3 4 NPT Drain Connection 1 12 13 1 38 3 2 3 2 5 29 Side View MODEL NU...

Page 18: ...connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105 C 1 Couper le courant avant de faire letretine 2 Emp...

Page 19: ...servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105 C 1 Couper le courant avant...

Page 20: ...1 Disconnect all power before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105...

Page 21: ...nd stage outdoor thermostat is field supplied NOTE 2 HUD outdoor thermostat is not factory installed in all models For HUD applications Remove white wire between terminal W2 and W2 IN terminal C G O W...

Page 22: ...22...

Page 23: ...23...

Page 24: ...essure high side Stage 1 Suction Pressure low side FILTER SYSTEM Filter s secured in place YES NO Filter s clean YES NO 10331420 Replaces 10270500 INSTALLER PLEASE LEAVE THESE INSTRUCTIONS WITH THE OW...

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