24K Outdoor Main Printed Circuit Board - Friedrich FPHMR18A3A Service Manual

24k Outdoor Main Printed Circuit Board

NO.
1 AC Power
2 DC Power
3 DC fan
4 IPM-SI
5 Signal to filter board
6 15V & 5V Power
7 SI-N
8 SI-C
9 SI-B
10 SI-A
11 EE Program
131
COMPONENTS TESTING
Description NO.
12 Computer Monitor
13 7-Segment display
14 Compressor Overheat Protection Switch
15 Low Pressure Switch
16 High Pressure Switch
17 Liquid C/Gas C Sensor
Discharge/defrost/Coil/Suction/Ambient
18
Sensor
19 Liquid A/Gas A/ Liquid B/Gas B Sensor
20 Electronic Expansion Valve A
21 Electronic Expansion Valve B
22 Electronic Expansion Valve C
Description