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UNIT COMPONENTS Magic-Pak: HW/HWC
SRM-HW/HWC 2/99
Blower Control Boards (*5)
A separate blower control board is used in the Magic-Pak HW/HWC
models that do not use integrated ignition/blower control boards. Blower
control boards from two different manufacturers are used in these HW
and HWC units. The two blower control boards are explained in detail in
the following pages.
United Technologies Model 1010-611
9840A
R
W
G
C
L1
M1
M2
HEAT
COOL
39029B002
1010-83-611A
24VAC Power
24VAC Heat Call
24VAC Common
L1 Line Voltage
Cool Speed
L1 Power Out
Heat Speed
L1 Power Out
Dumb Terminals
(Park)
24VAC
Fan Call (Fan On)
Cooling Call (Fan Auto)
Blower Control Board Specifications
Manufacturer: United Technologies
Model: 1010-611
Armstrong P/N 39029B002
Operating Voltage: 18-30VAC 60 Hz
60 Hz Power Requirement: 4 VA max.
Operating Temperature: – 40°F to +170°F
Wiring Connections: All Male .250" x .032" Quick Connect Tabs
Performance Specifications (all timings +/– 1 second):
Heating: On Delay Timing - 60 seconds
Off Delay Timing - 90 seconds
Cooling: On Delay Timing - 15 seconds
Off Delay Timing - 90 seconds
Heating and Cooling Output Rating:
12 F.L.A., 30 L.R.A. at 120VAC for 100,000 Cycles
10 F.L.A., 30 L.R.A. at 240VAC for 100,000 Cycles
Both heat and cool outputs cannot be energized simultaneously.
FIGURE 5-4 United Technologies Blower Control Board 1010-611