Comfort-Aire HBH Series 1/2 to 5 Ton - Manual (Page 34)

IOM Instructions HBH/V COMPACT Heat Controller, Inc.
WARNING! When the disconnect switch is closed, high
voltage is present in some areas of the electrical panel.
Exercise caution when working with energized equipment.
CAUTION! Verify that ALL water control valves are open and
allow water flow prior to engaging the compressor. Freezing
of the coax or water lines can permanently damage the heat
pump.
Figure 23: Test Mode Pins WARNING!
CAUTION!
Table 7: HB Coax Water Pressure Drop
UNIT OPERATING CONDITIONS
*Note: To convert
kPa to millibars,
multiply by 10.
Short test pins together to
enter Test Mode and speed-
up timing and delays for 20
minutes.
Unit Start-Up Procedure
048
6.0 .038 1.8 (12.4) 1.5 (10.1) 1.3 (9.0) 1.2 (8.3)
9.0 0.57 3.4 (23.4) 3.0 (20.4) 2.7 (18.6) 2.6 (17.9)
12.0 0.76 6.2 (42.7) 5.5 (37.9) 5.1 (35.1) 4.8 (35.1)
060
7.5 0.47 3.4 (23.4) 2.8 (19.2) 2.4 (16.5) 2.2 (15.2)
11.3 0.71 6.8 (46.9) 5.9 (40.8) 5.4 (37.2) 5.0 (34.5)
15.0 0.95 12.6 (86.8) 11.1 (76.8) 10.3 (71.0) 9.6 (66.1)
Model
U.S.
GPM
l/s
Pressure Drop, psi [kPa]*
30°F [-1°C] 50°F [10°C] 70°F [21°C] 90°F [32°C]
006
0.75 0.05 0.5 (3.7) 0.3 (2.3) 0.2 (1.6) 0.2 (1.6)
1.1 0.07 0.8 (5.3) 0.5 (3.5) 0.4 (2.7) 0.3 (2.2)
1.5 0.09 1.3 (8.8) 0.9 (6.1) 0.7 (4.8) 0.6 (4.0)
009
1.1 0.07 1.3 (9.0) 0.6 (4.4) 0.4 (2.8) 0.3 (1.9)
1.8 0.11 2.1 (14.1) 1.4 (9.4) 1.1 (7.4) 0.9 (6.2)
2.3 0.14 3.5 (24.3) 2.6 (17.9) 2.1 (14.7) 1.8 (12.7)
012
1.5 0.09 1.9 (12.8) 1.1 (7.6) 0.8 (5.3) 0.6 (4.1)
2.3 0.15 3.6 (25.0) 2.6 (17.8) 2.1 (14.3) 1.8 (12.1)
3.0 0.19 6.7 (46.1) 5.0 (34.3) 4.1 (28.3) 3.6 (24.5)
015
1.9 0.12 1.0 (6.9) 0.6 (4.4) 0.5 (3.4) 0.4 (2.8)
2.8 0.18 1.8 (12.4) 1.4 (9.3) 1.1 (7.6) 1.0 (6.9)
3.8 0.24 3.3 (22.7) 2.5 (17.5) 2.1 (14.7) 1.9 (13.1)
018
2.3 0.14 2.1 (14.5) 1.4 (9.9) 1.1 (7.6) 0.9 (6.2)
3.4 0.21 3.4 (23.4) 2.6 (17.6) 2.1 (14.7) 1.8 (12.4)
4.5 0.28 5.9 (40.6) 4.6 (31.5) 3.9 (26.9) 3.4 (23.4)
024
3.0 0.19 2.2 (15.2) 1.7 (11.6) 1.4 (9.6) 1.2 (8.3)
4.5 0.28 4.0 (27.6) 3.2 (22.2) 2.8 (19.3) 2.5 (17.2)
6.0 0.38 7.2 (49.6) 5.9 (40.6) 5.2 (35.8) 4.7 (32.4)
030
3.8 0.24 1.3 (9.0) 0.9 (6.1) 0.7 (4.8) 0.6 (4.1)
5.6 0.35 2.3 (15.8) 1.8 (12.5) 1.5 (10.3) 1.4 (9.6)
7.5 0.47 4.2 (28.9) 3.4 (23.2) 2.9 (20) 2.6 (17.9)
036
4.5 0.28 1.8 (12.4) 1.4 (9.6) 1.2 (8.3) 1.0 (6.9)
6.8 0.43 3.1 (21.4) 2.4 (16.8) 2.1 (14.7) 1.9 (13.1)
9.0 0.57 5.4 (37.2) 4.4 (30.0) 3.8 (26.2) 3.4 (23.4)
042
5.3 0.33 2.3 (15.8) 1.8 (12.1) 1.5 (10.3) 1.3 (9.0)
7.9 0.50 4.3 (29.6) 3.5 (24.2) 3.1 (26.4) 2.8 (19.3)
10.5 0.66 7.9 (54.4) 6.5 (44.8) 5.7 (39.3) 5.2 (35.8)