11
■
English
When attaching the drain pan heater
1) Attach the drain pan heater in accordance with the installation manual included with the drain pan heater.
2) Turn on SW6-1 on the PCB.
PCB
HEAT
COOL
4
3
2
1
6
5
E
D
C
B
A
ON
OFF
6
5
SW6
1
2
Turn on switch 1
Screw
Remove
the switch
cover
Pump Down Operation
In order to protect the environment, be sure to pump down when relocating or disposing of the unit.
1) Remove the valve cap from the liquid stop valve and gas stop valve.
2) Begin forced cooling operation.
3)
After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.
4) After 2 to 3 minutes, close the gas stop valve and stop forced cooling operation.
5) Attach the valve cap once procedures are complete.
Gas
stop valve
Valve cap
Hexagonal
wrench
Close
Liquid
stop valve
Service port
Forced cooling operation
[For FDMQ models]
Using the indoor unit’s remote controller
[For wired remote controller]
1) Set to COOL operation using the remote controller.
2)
Press and hold the Cancel button for 4 seconds or longer.
Service settings menu is displayed.
3) Select
Test Operation
in the service settings menu, and press
the Menu/OK button. Basic screen returns and “Test Operation” is
displayed at the bottom.
4)
Press the On/Off button within 10 seconds, and the forced cooling
operation starts.
• Forced cooling operation will stop automatically after about 15
minutes. To stop the operation, press the On/Off button.
Basic screen
1)
2)
Cool
Return
Clean the filter
Set to
Cool
68
F
Press and hold the Cancel
button for 4 seconds or
longer during backlight lit.
Service Settings
menu screen
3)
Setting
1/3
Service Settings
Test Operation
Maintenance Contact
Field Settings
Energy Saving Options
Prohibit Buttons
Min Setpoints Differential
Press the Menu/OK button.
4)
Set temperature
80
°F
Cool
Test Operation
Press the On/Off button
(within 10 seconds).
01_EN_3P572321-4B.indd 11
2019/10/17 14:47:00
