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66901 / 035-20393-001 Rev. C (1204)

Unitary Products Group

9

TABLE 2: 

15Z24AC Subcooling Charging Chart

Outdoor 

Ambient

Indoor Wet Bulb (°F)

57

62

67

72

DB (°F)

Liquid Pressure (psig) at Base Valve

65

234 (10) 

235 (11) 

238 (11) 

241 (10) 

70

255 (11) 

256 (12) 

259 (12) 

263 (11) 

75

277 (12) 

278 (12) 

282 (13) 

285 (12) 

80

299 (12) 

300 (12) 

304 (13) 

309 (13) 

85

323 (12) 

324 (12) 

328 (13) 

333 (13) 

90

347 (12) 

348 (13) 

353 (13) 

358 (13) 

95

372 (13) 

373 (13) 

378 (13) 

383 (13) 

100

398 (13) 

399 (13) 

404 (13) 

410 (14) 

105

425 (13) 

426 (13) 

431 (14) 

437 (14) 

110

453 (13) 

454 (13) 

459 (14) 

465 (14) 

115

482 (13) 

483 (14) 

488 (14) 

493 (14) 

120

511 (13) 

512 (14) 

517 (14) 

523 (14) 

125

542 (13) 

543 (13) 

548 (13) 

553 (13) 

TABLE 3: 

15Z36AC Subcooling Charging Chart

Outdoor 

Ambient

Indoor Wet Bulb (°F)

57

62

67

72

DB (°F)

Liquid Pressure (psig) at Base Valve

65

229 (9) 

231 (10) 

234 (11) 

240 (12) 

70

250 (10) 

252 (11) 

255 (12) 

260 (13) 

75

272 (11) 

274 (11) 

277 (12) 

282 (13) 

80

295 (11) 

297 (11) 

300 (12) 

305 (13) 

85

318 (11) 

320 (11) 

323 (12) 

328 (13) 

90

343 (11) 

345 (11) 

348 (11) 

352 (12) 

95

368 (11) 

370 (11) 

373 (11) 

377 (12) 

100

394 (11) 

396 (11) 

399 (11) 

403 (12) 

105

421 (11) 

423 (11) 

426 (11) 

430 (12) 

110

449 (11) 

451 (11) 

454 (11) 

457 (12) 

115

478 (11) 

480 (11) 

483 (11) 

486 (12) 

120

507 (10) 

509 (10) 

512 (11) 

515 (11) 

125

537 (10) 

539 (10) 

542 (10) 

545 (10) 

TABLE 4: 

15Z48AC Subcooling Charging Chart

Outdoor 

Ambient

Indoor Wet Bulb (°F)

57

62

67

72

DB (°F)

Liquid Pressure (psig) at Base Valve

65

235 (9) 

237 (9) 

240 (10) 

245 (10) 

70

255 (10) 

257 (10) 

260 (10) 

266 (11) 

75

277 (11) 

279 (11) 

282 (11) 

288 (12) 

80

299 (11) 

301 (11) 

304 (11) 

310 (12) 

85

322 (11) 

323 (11) 

327 (11) 

333 (12) 

90

346 (10) 

347 (10) 

351 (11) 

357 (11) 

95

370 (10) 

371 (10) 

375 (10) 

381 (11) 

100

395 (10) 

396 (10) 

400 (10) 

406 (11) 

105

421 (10) 

421 (10) 

426 (10) 

432 (11) 

110

448 (10) 

448 (10) 

452 (10) 

459 (11) 

115

475 (10) 

475 (10) 

479 (10) 

486 (10) 

120

504 (9) 

504 (9) 

507 (9) 

514 (10) 

125

532 (9) 

532 (9) 

535 (9) 

542 (9) 

TABLE 5: 

15Z60AC Subcooling Charging Chart

Outdoor 

Ambient

Indoor Wet Bulb (°F)

57

62

67

72

DB (°F)

Liquid Pressure (psig) at Base Valve

65

244 (10) 

247 (11) 

252 (11) 

255 (12) 

70

266 (11) 

269 (12) 

274 (12) 

278 (13) 

75

288 (12) 

291 (12) 

296 (12) 

301 (13) 

80

311 (12) 

314 (12) 

319 (12) 

324 (13) 

85

336 (12) 

339 (12) 

344 (12) 

349 (13) 

90

361 (12) 

364 (12) 

369 (12) 

375 (13) 

95

386 (12) 

389 (12) 

394 (12) 

400 (12) 

100

413 (12) 

415 (12) 

420 (12) 

427 (12) 

105

440 (12) 

442 (12) 

447 (12) 

454 (12) 

110

468 (12) 

470 (12) 

474 (12) 

481 (12) 

115

497 (12) 

499 (12) 

503 (12) 

510 (12) 

120

526 (11) 

528 (11) 

532 (11) 

539 (11) 

125

556 (10) 

558 (10) 

562 (11) 

569 (11) 

Summary of Contents for 15 SEER - CZE

Page 1: ...h if not avoided may result in minor or moderate injury It is also used to alert against unsafe practices and hazards involving only property dam age INSPECTION As soon as a unit is received it should...

Page 2: ...nches apart coil face to coil face If the unit is to be installed on a hot sun exposed roof or a black topped ground area the unit should be raised sufficiently above the roof or ground to avoid takin...

Page 3: ...d care must be taken to avoid sharp bends which may cause a restriction 2 The lines should be installed so that they will not obstruct service access to the coil air handling system or filter 3 Care m...

Page 4: ...er cap and with an allen wrench back out counter clockwise until valve stem just touches the chamfered retaining wall See Page 4 PRECAU TIONS DURING BRAZING SERVICE VALVE 13 Replace plunger cap finger...

Page 5: ...er supply connections FIELD CONNECTIONS CONTROL WIRING 1 Route low voltage wiring into bottom of control box Make low volt age wiring connections inside the junction box per Figures 7 9 2 The complete...

Page 6: ...HERMOSTAT E Y2 Y2 HUM BLU YEL YEL BLK RED 1 VARIABLE SPEED FURNACE 2 STAGE AIR CONDITIONER C Y1 R W O HUMIDISTAT CONTACTS OPEN ON HUMIDITY RISE JUMPER MUST BE IN POSITION HUMIDISTAT INSTALLED YES G C...

Page 7: ...the tabular data sheet if line length is greater than 15 feet 4 Total system charge item 1 item 2 item 3 5 Permanently stamp the unit data plate with the total amount of refrigerant in the system Use...

Page 8: ...lclean mix one part Coilclean to seven parts water Allow solution to remain on coil for 30 minutes before rinsing with clean water Solution should not be permitted to come in contact with painted surf...

Page 9: ...12 110 449 11 451 11 454 11 457 12 115 478 11 480 11 483 11 486 12 120 507 10 509 10 512 11 515 11 125 537 10 539 10 542 10 545 10 TABLE 4 15Z48AC Subcooling Charging Chart Outdoor Ambient Indoor Wet...

Page 10: ...LED Status LED Description Status LED Troubleshooting Information Green POWER Module has power Supply voltage is present at module terminals Red TRIP Thermostat demand signal Y1 is present but the com...

Page 11: ...66901 035 20393 001 Rev C 1204 Unitary Products Group 11 SECTION IX WIRING DIAGRAM FIGURE 10 Wiring Diagram...

Page 12: ...e without notice Printed in U S A 66901 035 20393 001 Rev C 1204 Copyright by York International Corp 2004 All rights reserved Supersedes 035 20393 001 Rev A 0704 Unitary 5005 Norman Product York OK G...

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