Test Run; Before Test Run - Toshiba MMK-AP0073H Installations-Handbuch

SMMS High-Wall Type
12

TEST RUN

A wired remote controller is necessary for this function. This function cannot be operate with a wireless
remote controller.

Before test run

• Before turning on the power supply, carry out the
following procedure.
1) Using 500V-megger, check that resistance of
1MΩ or more exists between the terminal
block of the power supply and the earth
(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.
WARNING
• Never press the electromagnetic contactor to
forcibly perform a test run. (This is very
dangerous because the protective device does
not work.)
• Before starting a test run, be sure to set
addresses following the installation manual
supplied with the outdoor unit.
How to execute a test run
Using the wired 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 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.
In case of wired remote controller
1,5
1
Procedure
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.
2
Procedure
Push button.
3
Procedure
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.
4
Procedure
After the test run, push
test run.
(Display part is same as procedure 1.)
5
Procedure
Push check button to cancel (release from) the
test run mode.
([TEST] disappears on the display and the status
returns to a normal.)
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Installation Manual
2, 4
3
EN
button to stop a
24-EN