1. Removing the panel
(1) Press and unlock the knobs on both sides of the front grille and lift the front grille until it is level. Pull the hinges forward to remove the front grille. (See Photo 1)
(2) Remove 3 screw caps of the panel. Remove 5 screws.
(See Photo 1)
(3) Unfix 3 hooks. (See Figure 1)
(4) Hold the lower part of both ends of the panel and pull it slightly toward you, and then remove the panel by pushing it upward.
(5) Remove the screw of the corner box. (See Photo 1) Remove the corner box.
Be careful when removing heavy parts.
Figure 1
2. Removing the indoor controller board and the wire- less controller board
(1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the front and side electrical box covers (each 1
screw). (See Photo 2)
(3) Disconnect the connectors on the indoor controller board.
(See Photo 3)
(4) Remove the switch board holder and open the cover.
(5) Pull out the indoor controller board toward you then remove the indoor controller board and switch board. (See Photo 3) (6) Remove the holder of wireless remote controller board.
(7)Disconnect the connector of wireless remote controller board and remove the wireless remote controller board from the holder.
Photo 2 Photo 1
Screws and screw caps Screw of the corner box Front grille
Photo 3
Screw of electrical box cover (side)
Screw of electrical box cover (Front)
Switch board holder Holder of wireless remote controller board
Indoor controller board (I.B.) Terminal block (TB4)
*KAL model: Optional parts Terminal block (TB5*)
Room temp.
thermistor (TH1) Screws
Water cut Hooks
PKA-M60KA-ER.TH PKA-M71KA-ER.TH PKA-M100KA-ER.TH PKA-M60KAL-ER.TH PKA-M71KAL-ER.TH PKA-M100KAL-ER.TH
PHOTOS & ILLUSTRATIONS
OPERATION PROCEDURE
3. Removing the electrical box
(1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the front and side electrical box covers (each 1
screw).
(3) Remove the indoor/outdoor connecting wire from termi- nal block (TB4).
(4) Disconnect the wired remote controller connecting wire from terminal block (TB5*).
(5) Disconnect the connectors on the indoor controller board.
(6) Disconnect the connector for ground wire.
(7) Remove the screw on lower side of the electrical box.
(See Photo 5)
(8) Push up the upper fixture catch to remove the box, then remove it from the box fixture.
4. Removing the nozzle assembly (with vane and vane motor) and drain hose
(1) Remove the panel and corner box. (Refer to procedure 1) (2) Remove the electrical box covers. (Refer to procedure 2) (3) Disconnect the vane motor connector (CN151) on the indoor controller board.
(4) Pull out the drain hose from the nozzle assembly, and remove nozzle assembly. (See Photo 5)
Photo 4
Photo 5
Photo 6 5. Removing the vane motor
(1) Remove the nozzle assembly. (Refer to procedure 4) (2) Remove 2 screws of the vane motor unit cover, and pull
out the vane motor unit.
(3) Remove 2 screws of the vane motor unit.
(4) Remove the vane motor from the vane motor unit.
(5) Disconnect the connector from the vane motor.
Screw of electrical box Drain hose
Vane motor Nozzle assembly
Cable strap
Screws of the vane motor unit (see the bottom)
Electrical box Terminal block
(TB4)
Terminal block (TB5*) Connector for
ground wire
Fixture
PHOTOS OPERATION PROCEDURE
*KAL model: Optional parts
38
TCH032
6. Removing the indoor fan motor and the line flow fan (1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the electrical box (Refer to procedure 2) and the
nozzle assembly (Refer to procedure 3).
(3) Remove the water cut. (See Photo 2)
(4) Remove the screw fixing the line flow fan. (See Photo 8) (5) Remove 5 screws fixing the motor bed. (See Photo 7) (6) Remove the lead wire of pipe thermistor from the hook of
motor bed. (See Photo 7)
(7) Remove the screw fixing motor band. (See Photo 7) (8) Remove the motor bed together with fan motor and motor
band.
(9) Remove 3 screws fixing the left side of the heat exchanger.
(See Photo 9)
(10) Lift the heat exchanger, and pull out the line flow fan to the lower-left.
Photo 7
7. Removing the pipe temperature thermistor/liquid (TH2) and cond./ eva. temperature thermistor (TH5) (1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the electrical box covers. (Refer to procedure 2) (3) Remove the water cut. (See Photo 2)
(4) Remove the pipe temperature thermistor/liquid (TH2) and cond./ eva. temperature thermistor (TH5).
(5) Disconnect the connector (CN44) on the indoor controller board.
Photo 10 Photo 9
Screws of the motor bed
Screw of the motor band Lead wire of pipe ther- mistor
Screw of the line flow fan
Photo 8
Screws of the left side of the heat exchanger
Pipe temp.
thermistor/liquid(TH2) Cond. /eva. temp.
thermistor (TH5)
PHOTOS
OPERATION PROCEDURE
8. Removing the heat exchanger
(1) Remove the panel and the corner box. (Refer to procedure 1) (2) Remove the electrical box (Refer to procedure 3) and the
nozzle assembly (Refer to procedure 4).
(3) Remove the water cut.
(4) Remove the pipe thermistors from each holder.
(5) Disconnect the connector for ground wire.
(6) Remove 3 screws fixing the left side of the heat exchanger. (See Photo 9)
(7) Remove the heat exchanger.
9. Removing the room temperature thermistor
(1) Remove the panel and corner box. (Refer to procedure 1) (2) Remove the electrical box covers.
(3) Remove the room temperature thermistor.
(4) Disconnect the connector (CN20) on the indoor controller board.
Photo 11
Photo 12
Photo 13
Heat exchanger Water cut
Indoor controller board (I.B.)
Room temp.
thermistor (TH1) Liquid pipe
thermistor (TH2)
Lead wire for TH5 Connector for ground
Heat exchanger