Mitsubishi Electric PURY-P72 Service Handbook page 352

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[ IX Troubleshooting ]
1) Remove the upper and
lower service panels
(Panel FU and FB).
A (ø19.05)
3 8
3 8
E (ø15.88)
Removing or installing
2
7
Solenoid valve block
Supporting plate for
Solenoid valve block
Solenoid
valve block
Screw
(M5)
Heat exchanger
* Refer to the next page for Check valve (CV4a, CV6a, CV8a, CV9a) replacement procedures.
HWE1116D
Coil cover, Solenoid valve coil
1 9
(SV4a,SV4b,SV4d)
3 8
B (ø19.05)
- 343 -
2) Remove the control box and
the partition plate.
3) Remove the cable that is fixed
to the Frame M ASSY and
remove the Frame M ASSY.
Brazing or debrazing pipes
3 8
F (ø28.6)
*This figure does not show heat
exchanger.
4
Removing Solenoid valve block ASSY
F
Removed Solenoid
valve block ASSY
5 6
Removing or fixing the Supporting
plate for Solenoid valve block
Solenoid
valve
block
D (ø12.7)
Screw
3 8
(M5)
C
(ø9.52)
A
C
E
D
B
Supporting plate
for Solenoid valve block
GB
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