36K/ 42K Outdoor Main Printed Circuit Board - Friedrich FPHMR18A3A Service Manual

36k/ 42k Outdoor Main Printed Circuit Board

NO.
1 Compressor Overheat Protection Switch
Discharge/Defrost/ Coil/Suction/Ambient
2
Sensor
3 Liquid A/Gas A/ Liquid B/Gas B Sensor
4 Liquid C/Gas C/ Liquid D/Gas D Sensor
5 Electronic Expansion Valve A
6 Electronic Expansion Valve B
7 Electronic Expansion Valve C
8 Electronic Expansion Valve D
9 IPM-SI
10 Driver
11 AC In
12 AC Contactor
13 Base Heater
133
COMPONENTS TESTING
Description NO.
14 4-Way Valve
15 Compressor Heater-N
16 Compressor Heater-L
17 SI-N
18 SI-D
19 SI-C
20 SI-B
21 SI-A
22 EE
23 Checker/ Computer
2 Low Pressure Switch
2 High Pressure Switch
Description