Specifications

818
FDC-HKX
Drainage Test
When using the standard drain port, execute a drainage test after completion of electric work.
1 During the test run, make sure that drain flows properly through the piping and that no water leaks from connections.
2 Be sure to conduct this test even when the unit is installed in the heating season.
3 In case of a new building, conduct the test before it is furnished with the ceiling.
1) Inject about 1,000cc by using a feed water pump from the grommet on the drain pump side.
2) At the drain port (transparent portion), check if drainage is performed.
3) After completion of the drain test, completely perform heat insulation fot the drain pipe up to the main unit.
(g) Fixing of Panel ( The panel fixing bolts are attached on the panel. )
Note (1) Care should be exercised in handling the supply air port on the panel because it is easily depressed by finger nail.
1) Check with the accessory level gauges that the indoor unit height and the size of ceiling hole are correct.
Notes (1) Remove the level gauge from the indoor unit befroe fixing the panel.
(2) Remove the Air inlet panel from the panel proper.
Procedure for Dismounting the Air inlet Panel
a) Remove the panel from the pin (A) in the order of the arrows 1 and 2.
b) Open the panel slightly as shown by the arrow 3 and move it to the arrow 4. Then remove it from the pin (B).
Insert the end of the feed water pump
about 50 mm into the gromment side of
the drain pump with its face downward.
Air inlet panel
Panel proper
Remove
Pin (B)
Pin (A)
Panel outer frame
Panel inner frame