Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA Service Manual page 118

OPERATING PROCEDURE
15. Removing the compressor (MC)
(1) Remove the service panel. (See Figure 1)
(2) Remove the top panel. (See Figure 1)
(3) Remove 2 front cover panel fixing screws (5 × 10) and
remove the front cover panel. (See Photo 3.)
(4) Remove 2 back cover panel fixing screws (5 × 10) and
remove the back cover panel.
(5) Remove the electrical parts box. (See Photo 3)
(6) Remove 3 valve bed fixing screws (4 × 10) and 4 ball
valve and stop valve fixing screws (5 × 16) then remove
the valve bed.
(7) Remove 3 right side panel fixing screws (5 × 10) in the
rear of the unit then remove the right side panel.
(8) Remove 3 separator fixing screws (4 × 10) and remove
the separator.
(9) Remove the soundproof cover for compressor.
(10) Remove the terminal cover and remove the compressor
lead wire.
(11) Recover refrigerant.
(12) Remove the 3 points of the compressor fixing nut using
a spanner or a adjustable wrench.
(13) Remove the welded pipe of compressor inlet and outlet
then remove the compressor.
Note: Recover refrigerant without spreading it in the air.
16. Removing the power receiver
(1) Remove the service panel. (See Figure 1)
(2) Remove the top panel. (See Figure 1)
(3) Remove 2 front cover panel fixing screws (5 × 10) and
remove the front cover panel.
(4) Remove 2 back cover panel fixing screws (5 × 10) and
remove the back cover panel.
(5) Remove the electrical parts box. (See Photo 3)
(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.
(7) Remove 3 right side panel fixing screws (5 × 10) in the rear
of the unit and then remove the right side panel.
(8) Recover refrigerant.
(9) Remove 4 welded pipes of power receiver inlet and outlet.
(10) Remove 2 receiver leg fixing screws (4 × 10).
Note: Recover refrigerant without spreading it in the air.
HEAD OFFICE : TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
CCopyright 2007 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.
Distributed in Dec. 2009 No.OCH425 REVISED EDITION-B PDF 7
Distributed in Sep. 2008 No.OCH425 REVISED EDITION-A PDF 7
Distributed in Oct. 2007 No.OCH425 PDF 8
Made in Japan
PHOTOS
Photo 19
Valve bed
Separator
Compressor fixing nut
Photo 20
Pipes of power receiver
Compressor
Receiver leg
(MC)
fixing screws
New publication, effective Dec. 2009
Specifications subject to change without notice
Compressor (MC)
Power receiver
Power receiver
Receiver leg