Troubleshooting MCAC-UTSM-2008-05
54 Outdoor Units
7. Running lamp flash at 5Hz and Timer lamp on: Condenser temperature sensor is malfunction
Running lamp flash at 5Hz and Timer lamp on
Check whether the wiring of the Condenser temperature sensor
is break off
Replace outdoor main board
Judge : Condenser temperature sensor is malfunction
Connect the wiring well
Yes
No
Check whether the resistance of Condenser temperature sensor
is wrong refer to the Annex 1
Yes
Replace Condenser
temperature sensor
No
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