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SERVICING
(2.11 Cleaning Indoor Unit Heat Exchanger)
TURN OFF all power source switches.
Phillips ScrewdriverTool
(9) After cleaning, mount the drain pan by extending the rope downwards.
NOTE:
In the case that the cleaning water collector is
removed, wipe off the drops from the indoor unit.
(10) Check the insulation of the drain pump with a megohm-meter. Check to ensure that the insulation is
greater than 1 MΩ when 500V is applied.
(11) Connect wiring as it was.
(12) Neutralization Treatment after Cleaning
The cleaning agent specified in the item 2.11.1 is of the neutral type. However, the cleaning water
after use may be not neutral. Collect all cleaning water and make necessary neutralization treatment
for the cleaning water.
Drain Pan
Cleaning
Water
Collector
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