46
11-2. MUH24WN
OUTDOOR UNIT
OPERATING PROCEDURE
PHOTOS
Photo 1
Photo 2
Photo 4
Propeller
nut
Screws of
the valve
bed
Screws of the
separator
support plate
Screws of the
motor support
Propeller
Screws of the cabinet
Cover panel
Screws of the top panel
Photo 3
Terminal
blocks
Compressor
contactor
1. Removing the cabinet
(1) Remove the screws of the top panel and the top panel.
(2) Remove the screw of the service panel. To remove the
service panel, pull it down toward you and unhook the
catches on the both sides.
(3) Remove the screw of the cover panel. To remove the
cover panel.
(4) Remove the screws of the cabinet.
Open the cabinet to a 45-degree angle. Then lift it and
unhook the catches to remove.
3. Removing the propeller and the outdoor fan motor
(1) Remove the cabinet. (Refer to 1.)
(2) Remove the propeller nut and 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.
(3) Remove the lead clamps and disconnect the outdoor
fan motor connector. (Photo 3)
(4) Remove the screws of the outdoor fan motor and the
outdoor fan motor.
2. Removing the deicer P.C. board
(1) Remove the top panel, the service panel and the cover
panel.
(2) Disconnect all the connectors and the terminals on the
deicer P.C. board.
(3) Remove the deicer P.C. board.
Deicer P.C.
board
Screw of the
service panel
Discharge
pipe
Screw of
the side
panel
Screw of
the side
panel
Screw of the separator
Fan motor
connector
Screws
of the
fan motor
Lead
clamp
Relay
panel
Suction
pipe
OB310--2.qxp 04.1.13 9:50 AM Page 46