OPERATING PROCEDURE
PHOTOS & ILLUSTRATIONS
43
9. Removing the drain pump (DP) and float switch (FS)
(1) Remove the drain pan. (See Photo 6)
(2) Cut the hose band and remove the hose.
(3) Remove the drain pump assembly (3 screws and 2 hooks).
(4) Remove the drain pump (3 screws).
(5) Remove the 2 screws of the float switch.
Move the float switch to horizontal direction and detach it.
Photo 15
Photo 16
Drain pump
Hose band
Float switch
Drain pump
assembly fixing screw
Drain pump fixing screw
Float switch fixing screw
10. Removing the heat exchanger
(1) Remove the drain pan. (See Photo 6)
(2) Remove the 3 screws of the piping cover, and pull out
piping cover.
(3) Remove the 2 screws of coil plate.
(4) Remove the 2 screws of the coil.
(5) Remove the screw of the coil support.
(6) Pull out the heat exchanger.
Photo 17
Coil support fixing screw
Heat exchanger
fixing screw
Coil support
Heat exchanger
Coil plate
Piping cover
Slide
Caution: Turn the power off before disassembling the unit.
When the heat exchanger or piping parts are exchanged, it is necessary to recover the refriger-
ant and detach the refrigerant piping.
When parts for drain are exchanged, it is necessary to remove the drain.
OCH551A