Air Conditioner User Manual

Toshiba
–31–
4-way Air Discharge Cassette Type
Installation Manual
9 TEST RUN
 Before test run
• Before turning on the circuit breaker, carry out the
following procedure.
1) Using 500V-megger, check that resistance of
1MΩ or more exists between the terminal block L
1
to L
2 and the ground (grounding).
If resistance of less than 1MΩ is detected, do not
run the unit.
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.
 Execute a test run
Using the remote control, 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 even 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.
CAUTION
• Do not use the forced test run for cases other than the
test run because it applies an excessive load to the
devices.
Wired remote control
Procedure 1
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.
Procedure 2
Push button.
Procedure 3
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.
Procedure 4
After the test run, push button to stop a test
run.
(Display part is same as procedure 1.)
Procedure 5
Push check button to cancel (release from) the test
run mode.
([TEST] disappears on the display and the status
returns to a normal.)
2, 4
3
1,5
31-EN
+00EH99864701_00Ta.book Page 31 Tuesday, November 24, 2009 4:54 PM