Pressure Charts; Table 9 Cooling Pressure - Bard Q24H2-A Installation Instructions Manual

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MODEL AIR PRESSURE
TEMP.
75 DB
62 WB High Side
80 DB
Q24H2
67 WB High Side
85 DB
72 WB High Side
75 DB
62 WB High Side
80 DB
Q30H2
67 WB High Side
85 DB
72 WB High Side
75 DB
62 WB High Side
80 DB
Q36H2
67 WB High Side
85 DB
72 WB High Side
75 DB
62 WB High Side
80 DB
Q42H2
67 WB High Side
85 DB
72 WB High Side
75 DB
62 WB High Side
80 DB
Q48H2
67 WB High Side
85 DB
72 WB High Side
75 DB
62 WB High Side
80 DB
Q60H2
67 WB High Side
85 DB
72 WB High Side
Low side pressure ± 4 psig
High side pressure ± 10 psig
Tables are based upon rated CFM (airflow) across the evaporator coil. If there is any doubt as to correct
operating charge being in the system, the charge should be removed, system evacuated and recharged to serial
plate instructions.
 75°F outdoor temperature condenser fan motor is running on low speed.
COOLING PRESSURE
(ALL TEMPERATURES IN DEGREES F)
75° 80°
Low Side 118 119
326 340
Low Side 126 127
334 349
Low Side 130 131
346 361
Low Side 124 125
351 368
Low Side 133 134
360 377
Low Side 138 139
373 390
Low Side 131 132
351 369
Low Side 140 141
360 378
Low Side 145 146
373 391
Low Side 126 128
371 388
Low Side 135 137
380 398
Low Side 140 142
393 412
Low Side 123 125
373 392
Low Side 132 134
383 402
Low Side 137 139
396 416
Low Side 123 123
378 395
Low Side 132 132
388 405
Low Side 137 137
402 419
TABLE 9
 AIR TEMPERATURE ENTERING OUTDOOR COIL
85° 90° 95°
121 122 125
358 377 399
129 131 134
367 387 418
134 136 139
380 401 423
126 127 129
386 407 430
135 136 136
396 417 442
140 141 143
410 432 456
133 134 136
389 410 434
142 143 143
399 421 448
147 148 150
413 436 461
130 132 133
408 430 453
139 139 139
418 441 471
144 146 147
433 456 481
128 130 133
412 435 459
137 139 139
423 446 458
142 144 147
438 462 487
124 124 126
413 434 455
133 133 133
424 445 467
138 138 140
439 461 483
100° 105° 110°
128 132 135
422 449 477
137 141 144
433 460 489
142 146 149
448 476 506
131 134 137
454 482 511
140 143 146
466 494 524
145 148 151
482 511 542
137 138 140
459 486 514
147 148 150
471 498 527
152 153 155
487 515 545
134 135 136
479 507 536
143 144 145
491 520 550
148 149 150
508 538 569
136 139 143
486 514 543
145 149 153
498 527 557
150 154 158
515 545 576
127 129 131
479 504 530
136 138 140
491 517 544
141 143 145
508 535 563
Manual 2100-601B
Page
115°
138
508
148
521
153
539
139
543
149
557
154
576
142
543
152
557
157
576
136
568
145
583
150
603
147
575
157
590
162
611
133
559
142
573
147
593
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