Mitsubishi Electric PU-2NJA Technical & Service Manual page 17

OPERATING PROCEDURE
3. Removing the heat exchanger and the compressor
( 1 ) Remove the rear panel (2 screws in front, 1 screw on
the side, 3 screws in the rear). Remove the valve bed,
and open the rear panel to the rear to remove.
NOTE :
All panels are fixed by catches, and must be removed by
shifting up and down.
( 2 ) Remove the 4 screws of the right side panel and
remove it.
( 3 ) Remove the 3 screws of the rear guard and remove
the rear guard.
( 4 ) Remove the 4 screws of the separator support plate
and remove the separator support plate .
( 5 ) Remove the 2 screws of the motor support and
remove the motor support.
( 6 ) Remove the 5 screws of the valve bed.
The valve bed is fixed by the catches on the right and
left sides.
Lift it to remove.
( 7 ) Remove the electrical parts box.
Disconnect the connectors from the high pressure
switch, crank case heater, shell thermo, and fan motor
lead.
( 8 ) Remove the 2 screws of the separator and remove the
separator.
( 9 ) Remove the 2 screws of the heat exchanger and
remove the heat exchanger.
Detach the welded point of pipe.
( 10 ) Remove the 3 nuts of the compressor and remove the
compressor.
Detach the welded points of the compressor suction
pipe and discharge pipe.
Photo 4
Screws
Photo 5
Accumulator
Photo 6
Charge plug
Ball valve
Compressor
17
PHOTOS
Screws
Heat exchanger