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7
TEST RUN
Before test run
• Before turning on the power supply, carry out the following procedure.
1) Using 500V-megger, check 1MΩ or more exists between the terminal block 1 to 3 and the earth.
If 1MΩ or less is detected, do not run the unit. Do not apply to the remote controller circuit.
2) Check the valve of the outdoor unit being opened fully.
• To protect the compressor at activation time, leave power-ON for 12 hours or more be for operating.
How to execute a test run
Using the remote controller, operate the unit as usual.
For the procedure of the operation, refer to the attached Owner’s Manual.
A forced test run can be executed in the following procedure if the operation stops by thermo.-OFF.
In order to prevent a serial operation, the forced test run is released after 60 minutes have passed and returns to the
usual operation.
NOTE
Do not use the forced test run for cases other
than the test run because it applies an
excessive load to the devices.
In case of wired remote controller
TEST
UNIT
SET
CL
1, 5
3
2,
4
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 run.
• The detection of error is performed as usual.
After the test run, push button to stop a test run.
(Display part is same as procedure
1
.
Push check button to cancel (release from) the test run mode.
([TEST] disappears on the display and the status returns to a
normal.)