14
Pub. No. 22-1814-08
*UH2D120A9V5V 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
3.5
LOW
(350 CFM/TON)
OFF ON OFF ON
CFM
WATTS
1210
220
1210
270
1220
325
1230
400
1230
445
NORMAL
(400 CFM/TON)
OFF ON OFF OFF
CFM
WATTS
1400
305
1440
390
1450
465
1450
510
1410
560
HIGH
(450 CFM/TON)
OFF ON ON OFF
CFM
WATTS
1590
425
1600
520
1610
600
1600
645
1380
575
4.0
LOW
(350 CFM/TON)
ON OFF OFF ON
CFM
WATTS
1390
305
1400
375
1430
445
1440
515
1420
565
NORMAL
(400 CFM/TON)
ON OFF OFF OFF
CFM
WATTS
1620
420
1650
530
1670
595
1640
660
1480
600
HIGH
(450 CFM/TON)
ON OFF ON OFF
CFM
WATTS
1840
600
1830
690
1820
765
1670
700
1490
620
5
LOW
(350 CFM/TON)
OFF OFF OFF ON
CFM
WATTS
1800
570
1780
630
1780
705
1700
695
1530
615
NORMAL
(400 CFM/TON)
OFF OFF OFF OFF
CFM
WATTS
2050
845
2010
875
1860
805
1710
735
1530
655
HIGH
(450 CFM/TON)
OFF OFF ON OFF
CFM
WATTS
2160
995
2040
935
1920
875
1780
805
1620
730
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.
*UH2D120A9V5V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER
1st Stage Capacity =
2nd Stage Capacity =
75,426
116,040
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
1090
62
165
1120
60
225
1080
63
270
1070
63
310
1010
67
380
MEDIUM LOW OFF ON
CFM
TEMP. RISE
WATTS
1210
56
220
1200
56
280
1200
56
330
1180
57
395
1160
58
455
NORMAL ** ON OFF
CFM
TEMP. RISE
WATTS
1340
50
295
1360
50
350
1370
49
425
1380
49
495
1330
51
535
HIGH OFF OFF
CFM
TEMP. RISE
WATTS
1430
47
390
1570
43
490
1580
43
565
1570
43
625
1390
49
565
HEATING
2ND
STAGE
LOW ON ON
CFM
TEMP. RISE
WATTS
1660
63
485
1690
62
590
1680
62
640
1640
64
675
1460
72
600
MEDIUM LOW OFF ON
CFM
TEMP. RISE
WATTS
1870
56
675
1870
56
745
1810
58
770
1680
62
715
1490
70
625
NORMAL ** ON OFF
CFM
TEMP. RISE
WATTS
2060
51
880
1990
53
890
1850
57
810
1710
61
750
1530
68
665
HIGH OFF OFF
CFM
TEMP. RISE
WATTS
2200
48
1030
2090
50
965
1940
54
895
1790
58
830
1640
64
750
NOTES:
* First letter may be "A" or "T"
** Factory setting