Panasonic CS-Z35UD3RAW - Servicing Mode; Test Run Operation for Servicing

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17. Servicing Mode
17.1 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING PURPOSE)
 The Test Run operation will be activated by short-circuiting CN-S (Pin 1 & 2) at outdoor unit PCB after power
supplied to outdoor unit terminal 1 and 2. The unit forced to run rated frequency cooling operation mode.
POWER
TRANSISTOR
(IPM)
CURRENT
TRANSFORMER
(CT)
CN-DEMAND
CN-TH1
CN-MTR1
CN-TANK
CN-HOT
CN-MTR2
CN-V1
CN-STM
AC-BLK
DATA
A
C-WHT
FG1
FG2
CN-S