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18
NOTE
Do not use a forced operation in cases other
than test operation because it applies an
excessive load to the air conditioner.
In case of wired remote controller
Procedure
1
2
3
4
5
Description
Keep button pushed for 4 seconds or more. [TEST] is displayed
on the display part and the selection of mode in the test mode is
permitted.
Push button.
Using button, select the operation mode, [COOL] or [HEAT].
• Do not run the air conditioner in a mode other than [COOL] or [HEAT].
• The temperature controlling function does not work during test
operation.
• The detection of error is performed as usual.
After the test operation, push button to stop the operation.
(Display part is same as procedure
1
)
Push button to cancel (release from) the test operation mode.
([TEST] disappears on the display part and the status returns to a
normal stop status.)
11
TEST RUN
Before test operation
• Before turning on the power supply, carry out the following items.
1) Using 500V-megger, check there is 1MΩ or more between the
terminal block of the power supply and the earth. If 1MΩ or less
is detected, do not run the unit.
2) Check that all the valves of the outdoor unit are fully opened.
• Never push the electromagnetic contactor to carry out a forced test operation.
(It is very dangerous because a protective device does not work.)
How to execute test operation
• Using the remote controller, check the operation in the usual operation. For the operation procedure, refer to the
attached Owner’s Manual.
A forced test operation can be executed in the following procedure under condition of thermo-OFF of room
temperature.
In order to prevent a serial operation, the forced test operation is released after 60 minutes and returns to the
usual operation.
WARNING
To protect the compressor at
starting time, keep power-ON
condition before 12 hours or more.
UNIT
SET
CL
1, 5
3
2, 4
TEST