Samsung EH035CAV Service Manual page 133

Troubleshooting
In case of heating at the cooling mode or cooling at the heating mode(cont.)
From the previous page
operate at the operation of
outdoor fan connected
Check the resistance value
apply to the connector of outdoor
fan during the operation of
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Does the
No
EEV operate
normally?
Yes
Does
the outdoor fan
compressor?
No
Is the
correctly?
Yes
of outdoor fan.
OK
Dose the
voltage of DC300V
outdoor unit?
No
Outdoor PCB error
Is much frost
in the heat exchanger?
Yes
Check the
resistance value of EEV coil.
OK
Is much frost
in the heat exchanger?
Yes
EEV main body error
Yes
No
NG
Yes
Air Marketing Group LLC
No
Connect the connector.
NG
EEV coil error
No
Exchange
the out PCB.
The over shortage of refrigerant, Insufficient
Capacity, Load estimation error
Connect the connector.
Outdoor fan error
Check the motor wire.
Samsung Electronics