11
Pub. No. 22-1814-08
*UH2B080A9V4V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER
1st Stage Capacity =
2nd Stage Capacity =
50,440
77,600
AIRFLOW
SETTING
DIP SWITCH SETTING EXTERNAL STATIC PRESSURE
SW 7 SW 8 0.1 0.3 0.5 0.7 0.9
HEATING
1ST
STAGE
LOW ON ON
CFM
TEMP. RISE
WATTS
800
56
105
800
56
140
800
56
180
800
56
220
800
56
265
MEDIUM LOW OFF ON
CFM
TEMP. RISE
WATTS
860
52
115
880
51
165
890
50
215
920
48
265
910
49
320
NORMAL ** ON OFF
CFM
TEMP. RISE
WATTS
960
46
150
990
45
200
1000
44
230
1020
44
310
1010
44
350
HIGH OFF OFF
CFM
TEMP. RISE
WATTS
1080
41
195
1110
40
255
1120
40
315
1120
40
365
1080
41
390
HEATING
2ND
STAGE
LOW ON ON
CFM
TEMP. RISE
WATTS
1100
62
205
1100
62
260
1120
61
320
1120
61
370
1090
63
400
MEDIUM LOW OFF ON
CFM
TEMP. RISE
WATTS
1210
57
265
1240
55
340
1260
54
410
1260
54
470
1130
61
430
NORMAL ** ON OFF
CFM
TEMP. RISE
WATTS
1360
50
365
1390
49
445
1400
49
500
1360
50
535
1210
57
475
HIGH OFF OFF
CFM
TEMP. RISE
WATTS
1360
50
355
1390
49
450
1400
49
520
1350
51
535
1180
58
465
NOTES: * First letter may be "A" or "T"
** Factory setting
*UH2B080A9V4V FURNACE COOLING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER
OUTDOOR
UNIT SIZE
(TONS)
AIRFLOW
SETTING
DIP SWITCH SETTING EXTERNAL STATIC PRESSURE
SW 1 SW 2 SW 3 SW 4 0.1 0.3 0.5 0.7 0.9
2.5
LOW
(350 CFM/TON)
ON ON OFF ON
CFM
WATTS
857
107
849
143
841
179
833
223
825
266
NORMAL
(400 CFM/TON)
ON ON OFF OFF
CFM
WATTS
970
158
971
205
973
251
966
298
960
345
HIGH
(450 CFM/TON)
ON ON ON OFF
CFM
WATTS
1082
209
1093
266
1104
323
1099
374
1095
424
3.0
LOW
(350 CFM/TON)
OFF ON OFF ON
CFM
WATTS
1004
153
1019
210
1035
267
1038
321
1041
374
NORMAL
(400 CFM/TON)
OFF ON OFF OFF
CFM
WATTS
1163
249
1173
311
1184
372
1179
426
1174
480
HIGH
(450 CFM/TON)
OFF ON ON OFF
CFM
WATTS
1323
345
1328
411
1332
477
1320
532
1307
586
3.5
LOW
(350 CFM/TON)
ON OFF OFF ON
CFM
WATTS
1176
254
1188
317
1200
380
1195
437
1190
494
NORMAL
(400 CFM/TON)
ON OFF OFF OFF
CFM
WATTS
1356
379
1362
446
1368
514
1353
568
1339
623
HIGH
(450 CFM/TON)
ON OFF ON OFF
CFM
WATTS
1536
503
1536
575
1536
647
1512
699
1488
751
4.0
LOW
(350 CFM/TON)
OFF OFF OFF ON
CFM
WATTS
1376
374
1367
429
1359
483
1354
547
1348
611
NORMAL
(400 CFM/TON)
OFF OFF OFF OFF
CFM
WATTS
1562
530
1562
604
1563
677
1531
720
1499
765
HIGH
(450 CFM/TON)
OFF OFF ON OFF
CFM
WATTS
1768
757
1759
830
1749
902
1654
866
1559
829
NOTES: * First letter may be "A" or "T"
1. At continuous fan setting: Heating or Cooling airflows are approximately 50% of selected cooling value.
2. LOW airow (350 cfm/ton) is COMFORT & HUMID CLIMATE setting;
NORMAL airow (400 cfm/ton) is typical setting;
HIGH airow (450 cfm/ton) is DRY CLIMATE setting.