Toshiba MD-VNK802HEXE Service Manual page 35

8-3. Functions at test operation
Checking COOL / HEAT test operation
The COOL / HEAT test operation can be performed using the indoor remote controller or outdoor interface circuit
board.
◆ Starting and stopping test operation
Performing test operation from the indoor remote controller
▼ Wired remote controller
Procedure
When the "TEST" button is pressed for 4 seconds or longer,
"TEST" appears in the display section, and the unit enters the
test operating mode.
1
2
Press the "ON / OFF" button.
Press the "MODE" button to select [COOL] or [HEAT].
• The heat exchange is always performed regardless of the
ventilation mode.
• The temperature cannot be adjusted during test operation.
• Errors are detected as usual.
3
When the test operation has been complete, press the "ON /
4
OFF" button to stop operation.
(The display in the display section is the same as in Step
Press the "TEST" button to release the test operating mode.
("TEST" disappears from the display section, and the unit
returns to normal stop status.)
5
Note: The test operation ends in 60 minutes and the normal operation restarts.
* To check the ventilation mode switch, follow the procedure below:
1
(1) Perform Steps and
(2) Press the "MODE" button to select [FAN].
(3) Press the "VENT MODE" button to select [Heat exchange] or [Automatic].
• The heat exchange is always performed when [Heat exchange] is selected.
• The bypass is always performed when [Automatic] is selected.
4
(4) Perform Steps and
Operation
2
in the above "Starting and stopping test operation".
5
in the above "Starting and stopping test operation" to release the test operating mode.
1
.
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