Specifications

Outdoor Unit SiEN04-306D
178 Removal Procedure
9
Disconnect the
connectors.
S31: to the SPM
S32: to the SPM
S33: to the MID
S71: to the MID
S91: fin thermistor
10
Control PCB (outdoor
unit)
S10: to the terminal
strip
S20: electronic
expansion valve
S31: to CN14 of the
SPM
S32: to CN11 of the
SPM
S33: to S34 of the MID
S40: overload protector
S51: to S52 of the
service monitor PCB
S71: to S72 of the MID
S80: four way valve
S90: thermistors
(discharge pipe,
outdoor air,
heat exchanger)
S91: fin thermistor
S101: to S102 of the
service monitor PCB
Step
Procedure Points
S91
S31
S71
S33
S32
H2(blue)
H1(yellow)
(R2712)
S80
Fu2
3.15A, 250V
S10
S51
S101
S20
S90
S40
S91
S32
S33
S71
S31
(R2713)