7. FINAL CHECK AND TRIAL OPERATION
To complete the installation, perform the following checks before the trial operation.
Strength of the installation site for both indoor and outdoor sides, confirm no obstruction of the unit air outlet
or return.
Tightness of Refrigerant piping connection and confirm no leakage
Electric wiring connections are correctly completed and unit has been grounding connected
Check the total length of the piping and record the volume of the additional charged refrigerant
The power supply should complying with the rated voltage of the air conditioner
Insulation of the pipe
Drainage
7.1 FINAL CHECK LIST
7.2 MANUAL OPERATION
Manual operation can be accessed by pressing manual button on display panel.
Press the manual button repeatedly to change modes as follows:
Once = AUTO mode [heat, cool or fan, 24
°C
and auto fan speed
.
Twice = COOLING mode [switch to AUTO mode after 30 minutes (mainly used for trial operation)]
Three times = OFF
Take rear intake model for example
Motor maintenance
Remove the ventilated panel (5 locations)
Remove the blower housing
Take out the motor
Motor
Blower housing
Ventilated panel
Drain pump
6. MOTOR AND WATER PUMP DISASSEMBLE
Drain pump maintenance
Remove the screws that fix the drain pump
(4 locations)
Plug off the cable for pump power supply and water
level switch.
Remove the drain pump
GB-21
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