Westinghouse WHU09CTA21S, Service Manual, Page: 31 / 90

Model: WHU36SZA21S
Fan motor
1
2
3
4
5
6
Pin No. Terminal
code
Vm
GND
Vcc
Vsp
FG
Function of terminal
Revolution pulse output
Speed control voltage input
Control power voltage input
GND
Motor power voltage input
Lead wire
color
Blue
White
Black
Yellow
Red
Driver board
Main Control board
USE COPPERR SUPPLY WIRES
FM
M
M
SV
Thermistor
(Outdoor temp.)
20 30 0 68 F F 86 F 32
Temperature
Thermistor
(Coil & Defrost temp.)
Thermistor
(Discharge temp.)
Thermistor
(Suction temp.)
15 k
1.3 V
15 k
1.3 V
187 k
0.18 V
6.5 k
2.2 V
6.5 k
2.2 V
72.1 k
0.43 V
4.5 k
2.7 V
15 k
1.3 V
6.5 k
2.2 V
4.5 k
2.7 V
4.5 k
2.7 V
46.5 k
0.64 V
Compressor
( )
20 68 F
36 model: 0.65
- 3
0
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