Mitsubishi Electric PURY-(E)P200 Service Handbook page 294

[ IX Troubleshooting ]
1) Remove the upper and
lower service panels
(Panel FU and FB).
④⑦ B ④⑦ C
(φ15.88 [5/8"]) (φ19.05 [3/8"])
Heat exchanger
③⑦ A (φ12.7 [1/2"])
* Refer to the next page for Check valve (CV4a, CV6a, CV8a, CV9a, CV10a) replacement procedures.
HWE07130
① Coil cover,
Solenoid valve coil
(SV4a,SV4b,SV4d)
- 285 -
2) Remove the control box.
3) Remove the cable that is fixed to
the Frame ASSY MU (upper) and
MB (lower), and remove the Frame
ASSY MU and MB.
④⑦ Brazing or debrazing pipes
D (φ28.6 [1-1/8"]), E (φ9.52 [3/8"]), F (φ9.52 [3/8"])
G (φ15.88 [5/8"])
* This figure does not show heat exchanger.
②⑥ Removing or installing
solenoid valve block
Solenoid valve block
Supporting plate for Screw
solenoid valve block (M5)
⑦ Brazing connecting pipe (φ9.52 [3/8"])
Brazing
(heat exchanger
header side)
⑤ Removing
Solenoid valve
block ASSY
C
D
E
B
F
G
Removed Solenoid
valve block ASSY
③ Cutting pipes
Cutting pipes positions
Cut the pipe at 40mm
ahead from the Bending
R end with a pipe cutter.
40
A
(φ12.7
Bending [1/2"])
R end
After cutting pipe,
remove the pipe
from the brazed A.
Brazing
(Solenoid valve
block side)
Service patrs set
supplied connecting
pipe (φ9.52 [3/8"])
GB