Electronic Expansion Valve Control; Test Operation Control; Prevent To Restart For 3 Minutes ( 3 Minutes St ) - Fujitsu AR G07LL A Series Service Instruction

8. ELECTRONIC EXPANSION VALVE CONTROL

The most proper opening of the electronic expansion valve is calculated and controlled under the
present operating condition based on the Table7.
The compressor frequency, the temperatures detected by the discharge temperature sensor
and the outdoor temperature sensor.
(Table7 : The pulse range of the electronic expansion valve control)
AO*G18LAC2
At the time of supplying the power to the outdoor unit, the initialization of the electronic
expansion valve is operated (1000 pulses are input to the closing direction).

9. TEST OPERATION CONTROL

[ Operation method ( For Wireless Remote Controller ( with TEST RUN button ) Type ) ]
Under the condition where the air conditioner runs, press the TEST RUN button, and
the test operation control mode will appear.
During test running, the operation lamp and timer lamp of the air conditioner body twinkle simultaneously.
Set the test operation mode, and the compressor will continue to run regardless of whether the room
temperature sensor detects.
[ Release ]
The test operation mode is released if 60 minutes have passed after setting up the test operation.
[ Operation method ( For AS*G07/ 09/ 12/ 14LUCA Type ) ]
The outdoor unit, may not operate, depending on the room temperature.
In this case, keep on pressing the MANUAL AUTO button of the indoor unit for more than 10 seconds.
The Operation lamp and Timer lamp will begin to flash simultaneously during cooling test run.
Then, heating test run will begin in about 3 minutes when HEAT is selected by the remote control operation.
(When the air conditioner is running by pressing the test run button, the Operation lamp and Timer lamp
will simultaneously flash slowly.)
[ Release ]
Perform the test operation for 60 minutes.
Pressing the MANUAL AUTO button of the indoor unit for more than 3 seconds.
[ Using the Wired remote control (Option) ]
If the Operation lamp is on, press the START/STOP button to turn it off.
Press the MODE and the FAN buttons at the same time for more than two seconds
to start the test operation.
The operation lamp will light up and "o1" will be displayed on the set temperature display.
[ Release ]
Perform the test operation for 60 minutes.
Pressing the START/STOP button will stop the test operation.

10. PREVENT TO RESTART FOR 3 MINUTES ( 3 MINUTES ST )

The compressor won't enter operation status for 3 minutes after the compressor is stopped,
even if any operation is given.
Operation mode
Cooling /Dry mode
Heating mode
01-18
Pulse range
50 ~ 480
30 ~ 480