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10. Removing the heat exchanger
(1) Remove the panel. (Refer to step 3)
(2) Remove the drain pan. (Refer to step 6)
(3) Remove the nut and the washer from the turbo fan, and
remove the turbo fan.
(4) Remove the 2 screws fixed to the control box cover, and
remove the control box cover.
(5) Disconnect the connector of the (fan) from the indoor con-
troller board.
(6) Remove the 3 screws fixed to the piping cover, and remove
the piping cover. (See Photo 9)
(7) Remove the pipe temperature thermistor/liquid and
condenser/evaporator temperature thermistor. (Refer to
step 7)
(8) Disconnect the lead wires to the direction of the fan motor.
(9) Remove the 1 coil support screw, the 2 inside coil screws
(See Photo 10), and the 4 outside coil screws (See Photo 9)
from the heat exchanger, and remove the heat exchanger.
Photo 9
Photo 10
Heat exchanger
Coil screws
Coil
support
Coil
support
Screw
Screws of
piping cover
Coil
screws
Control box
Piping cover
Coil
screws
Lead wires
OPERATING PROCEDURE
PHOTOS & ILLUSTRATIONS