20
20
3-3
To perform a trial operation for humidifying operation, activate trial operation mode from the
remote controller following the instructions below and press
Trial operation from remote controller
1) Press
for at least 5 seconds. (The default menu will be displayed.)
2) Press
to select “
Test mode
” and press
.
•
The unit enters trial operation mode, and
is displayed on the screen.
3)
Press the button for the operation mode (COOLING/HEATING/HUMIDFY) you want to test.
•
Trial operation will stop automatically after about 30 minutes.
To quit a trial operation, press
.
3-4
Operate the unit in accordance with the operation manual to check that it operates normally
3-5
Make sure that the air conditioner is not in operation before performing CLEANING FILTER
operation
1) Press
and make sure that CLEANING FILTER operation functions without error.
3-6
After trial operation, reset the total power consumption
1) Press
.
2) Press
to select “
RESET USED POWER
” and press
.
3)
“
RESET with APPLY
” is displayed. When you press
, the total power consumption is reset.
•
Even when the air conditioner is not operating, it consumes some electric power. If the customer is not going to use the unit
soon after it is installed, turn off the circuit breaker to avoid wasting electricity.
4.
Test items
Test items
Symptom
Check
Indoor and outdoor units are installed properly on solid bases.
Fall, vibration, noise, narrower detectable
range of the INTELLIGENT EYE sensor
Are the air fi lter and the dust box attached properly?
Noise, water leakage, CLEANING FILTER
operation disabled
Did you install the air-purifying and deodorising fi lter?
Noise, water leakage, CLEANING FILTER
operation disabled
Have you performed a leak test to ensure that there are no refrigerant gas leaks?
Incomplete cooling/heating function
Refrigerant gas and liquid pipes and indoor drain hose extension are thermally
insulated.
Water leakage
Draining line is properly installed.
Water leakage
Did you ask the customer whether drain work for the outdoor unit is necessary?
Dripping of drain water from the hole in the
bottom of the outdoor unit
Does the drain hose produce abnormal noise (clopping sound) when using the
ventilation fan or others?
Noise (Use of optional air cut drain plug.)
System is properly earthed.
Electric shock hazard
The specifi ed wires are used for inter-unit wiring connections.
Inoperative or burn damage
Indoor or outdoor unit’s air inlet or outlet has clear path of air.
Incomplete cooling/heating function
Stop valves are opened.
Incomplete cooling/heating function
Indoor unit properly receives remote controller commands.
Inoperative
Did you check the address setting?
Inoperative
Did you set the humidifying hose length?
• The OPERATION lamp blinks for about
2 minutes from power-on while the air
conditioner is stopped.
•
Poor performance and noise
Did you set the room shape properly?
Poor cooling performance
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