Compressor Or Outdoor Fan Does Not Operate At All; Re-Input After Power Off - Hyundai HSH-I073NBE Service Manual

3.3 Compressor or outdoor fan does not operate at all.

Set the desired temperature of remocon to be lower by 2°C or over than room
temperature, and start the cooling operation.
Does not operate at all.
Temperature sensor
open/close check
Connector check
(Contact & power)
Disconnection/short circuit
check of connecting wire
Electric wire connection
check for outdoor side
Compressor & motor detail
Insulation resistance
Coil resistance
Capacitor capacity
Compressor OLP
Air Conditioner Service Manual

Re-input after power off

check
Repeat running/stopping at
a short time period.
Thermistor and evaporator
surface contact check.
- Clearance is needed (5mm).
Connector check
(Contact & power)
OLP/High pressure switch/
Low pressure switch check
Operation mode
(dehumidifying) check
PCB assy check
Temperature sensing circuit
Relay output
76