12 Maintenance notes
404
SMGB0077 rev.0 - 01/2013
Consumables
Consumable Remarks
Cleaning product Neutral soap
Adhesive tape
To secure the vinyl sheeting so that the room is protected from
the cleaning water
Piece of felt Diameter of 120 mm
12.1.2 Indoor cleaning
Cleaning the built-in 4-way indoor unit RCI(M)
Preliminary procedure.
Place a vinyl sheet on the oor to protect the furniture and other items from the cleaning water before starting this job.
Remove the optional air panel as indicated in section Removal of the optional air panel.
Remove the electrical box after opening the corresponding panel and then disconnect the connectors located between the
indoor and outdoor units and other connectors, as indicated in sections Removal of the electrical box cover and Removal
of the electrical box.
Remove the bellmouth and fan as indicated in section Removal of the fan duct and the fan.
Remove the drain pan as indicated in sections Removal of the drain pan and Removal of the drain pan. Also carry out the
following tasks:
1 Remove the drain pan after emptying it of water.
2 Empty the drain pan of water by removing the rubber plug. Make sure the water ows easily through the hole by inser-
ting a pencil into it.
3 Once the drain pan has been removed, check that there is no water in the drainage at the bottom of the pan.
4 Clean and dry the pan before removing it. Handle the pan carefully.
Remove the oat switch as indicated in sections Removal of the oat switch and Removal of the oat switch.
Cleaning the indoor unit
N O T E
Wearglovestoavoidinjuriescausedbytheheatexchangerns.
Place a vinyl sheet around the heat exchanger to prevent the cle-
aning water from splashing the insulation surface and drain pump.
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