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6. Confirming drain discharge
► M akesurethattheDrainWaterLift-UpKitoperatesnormallyfordischargeandthatthereisnowaterleakagefromthe
connections.
• Be sure to confirm the above in a period of heating operation.
• Be sure to confirm the above before ceiling work is done in the case of a new construction.
(1) Turn on the SWE on the control board.
(2) Pour water into the drain pan using a kettle etc.
When pouring, make sure that the spout of the kettle is placed into the
drain pan to prevent water overflowing from the drain pan.
(Fig. 6-1)
(3) Turn on the main power of the indoor unit.
The drain pump will be forced to operate even if no remote controller
operation is performed.
Check the transparent drain socket to make sure that drain is
discharged.
(4) When it is confirmed that drain is discharged properly, turn off the main
power, and turn off the SWE on the control board.
* If the SWE remains turned on, the drain pump will be caused to
operate all the time, so make sure that it is turned off.
* The SWE must not be kept on for longer than 4 hours.
Check that all the wiring work has been completed. If so, reassemble the
covers in reverse order.
(refer to 3-1 (2)→(1))
6
Drain socket
Inlet water
Fig. 6-1
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