Mitsubishi Electric PUMY-P112VKM3 Technical & Service Manual page 156

OPERATING PROCEDURE
14. Removing the compressor (MC)
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove 2 front cover panel fixing screws (5 × 12) and
remove the front cover panel. (See Photo 4)
(4) Remove front panel fixing screws, 5 (5x12) and 2 (4 x
10) and remove the front panel. (See Photo 4)
(5) Remove 4 back cover panel fixing screws (5 × 12) and
remove the back cover panel.
(6) Remove the electrical parts box. (See Photo 5)
(7) Remove 3 valve bed fixing screws (4 × 10) and 4 ball
valve and stop valve fixing screws (5 × 16) and then
remove the valve bed. (See Photo 4 and 7)
(8) Remove 3 right side panel fixing screw (5 × 12) in the
rear of the unit and then remove the right side panel.
(9) Remove 3 separator fixing screws (4 × 10) and remove
the separator. (See Figure 2)
(10) Recover refrigerant.
(11) Remove the 3 compressor fixing nuts for motor using
spanner or adjustable wrench.
(12) Remove the welded pipe of motor for compressor inlet
and outlet and then remove the compressor.
Note: Recover refrigerant without spreading it in the air.
15. Removing the accumulator
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove 2 front cover panel fixing screws (5 × 12) and remove the front cover panel. (See Photo 4)
(4) Remove 4 back cover panel fixing screws (5 × 12) and remove the back cover panel.
(5) Remove the electrical parts box. (See Photo 5)
(6) Remove 3 valve bed fixing screws (4 × 10) and 4 ball valve and stop valve fixing screws (5 ×16) , and then remove the
valve bed. (See Photo 4 and 7)
(7) Remove 3 right side panel fixing screw (5 × 12) in the rear of the unit and then remove the right side panel.
(8) Recover refrigerant.
(9) Remove 2 welded pipes of accumulator inlet and outlet.
(10) Remove 2 accumulator leg fixing screws (4 × 10). (See Photo 16)
Note: Recover refrigerant without spreading it in the air.
Photo 15
OCH632A
Photo 14
Valve bed
Valve bed
fixing screw
Compressor
(MC)
Separator
Figure 2
Photo 16
Inlet
Outlet
Accumulator
156
PHOTOS & ILLUSTRATION
Separator
fixing screw
Accumulator leg fixing
screws
Valve
bed fixing
screws
Accumulator
Compressor
fixing nut
Separator
fixing
screws
Accumulator
Accumulator leg