22
OPERATING PROCEDURE
PHOTOS
2. Removing the relay panel
(1) Remove the cabinet. (Refer to 1.)
(2) Disconnect the following connectors.
. Outdoor fan motor
. Solenoid coil (21RB, 21R3, 21R4)
3. Removing the propeller
(1) Remove the cabinet. (Refer to 1.)
(2) Remove the propeller nut.
(3) Remove the propeller.
NOTE : Loose the propeller in the rotating direction for
removal.
When attaching the propeller, align the mark on the
propeller and the motor shaft cut section.
Set the propeller in position by using the cut on the
shaft and the mark on the propeller.
4. Removing the outdoor fan motor
(1) Remove the cabinet. (Refer to 1.)
(2) Remove the propeller. (Refer to 3.)
(3) Remove the clamp of outdoor fan motor lead wire and
disconnect the outdoor fan motor connector.
(4) Remove the screws fixing the outdoor fan motor.
(5) Remove the outdoor fan motor.
Photo 4
Solenoid coil connector
(21RB, 21R3, 21R4)
Set screws
of the relay
panel
Outdoor fan
motor connector
Set screws
of the relay
panel
Clamp
Set screws of the
outdoor fan motor
Outdoor
fan
motor
Propeller
Propeller nut
Back panel
5. Removing the compressor (A, B)
(1) Remove the cabinet. (Refer to 1.)
(2) Remove the relay panel.
(3) Remove the soundproof felt.
(4) Remove the terminal cover on the compressor.
(5) Disconnect lead wires from the compressor.
(6) Recover gas from the refrigerant circuit.
(7) Disconnect the welded part of the discharge pipe.
(8) Disconnect the welded part of the suction pipe.
(9) Remove nuts fixing the compressor.
(10) Remove the compressor.
NOTE
●
Before using a burner, reclaim gas from the pipes until the
pressure gauge shows 0 kg/cm
2
(0 MPa) .
●
Use the burner under the condition that gas can be recovered
even when the inner pressure rises by heat.
6. Removing the compressor (C)
(1) Remove the cabinet. (Refer to 1.)
(2) Remove the relay panel. (Refer to 2.)
(3) Remove the screws fixing back panel.
(4) Remove the back panel.
(5) Remove the soundproof felt.
(6) Remove the terminal cover on the compressor.
(7) Disconnect lead wires from the compressor.
(8) Recover gas from the refrigerant circuit.
(9) Disconnect the welded part of the discharge pipe.
(10) Disconnect the welded part of the suction pipe.
(11) Remove nuts fixing the compressor.
(12) Remove the compressor.
NOTE
●
Before using a burner, reclaim gas from the pipes until the
pressure gauge shows 0 kg/cm
2
(0 MPa) .
●
Use the burner under the condition that gas can be recovered
even when the inner pressure rises by heat.
Photo 5
Terminal cover
Suction pipe
Discharge
pipe
Sound proof felt
Terminal cover
OB318--1.qxp 03.10.30 0:55 PM Page 22
