23
en
7.4. Check of drainage (Fig. 7-10)
• Ensure that the water is being properly drained out and that no water is leaking
from joints.
When electric work is completed.
· Pour water during cooling operation and check.
When electric work is not completed.
· Pour water during emergency operation and check.
* Drain pan and fan are activated simultaneously when single phase 220-240V is
turned on to L and N on terminal block after the connecter (SWE) on controller
board in the electrical branch box is set to ON.
Be sure to turn it back to the former state after work.
45
8
6
23
7
7.3.2. Using the wireless remote controller
1
Turn on the power to the unit at least 12 hours before the test run.
2
Press the
button for 5 seconds. (Fig. 7-9)
(Perform this operation when the remote controller display is turned off.)
3
Press the
button.
A
[TEST] and the current operation mode are displayed. (Fig. 7-9)
4
Press the
button to activate cool mode, then check whether cool air is
blown out from the unit.
5
Press the
button to activate heat mode, then check whether warm air is
blown out from the unit.
6
Press the
button and check whether the fan speed changes.
7
Press the
button and check whether the auto vane operates properly.
8
Press the
button to stop the test run.
(After two hours, a signal will be sent to stop the test run.)
Note:
• Point the remote controller towards the indoor unit receiver while following
steps
3
to
8
.
• It is not possible to perform the test run in FAN, DRY, or AUTO mode.
7. Test run
C
D
B
A
A
Water supply pump
B
Water (about 1000 cc)
C
Drain plug
D
Pour water through outlet
•
Be careful not to spray water into
the drain pump mechanism.
Fig. 7-10
Fig. 7-8
Fig. 7-9
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