Mitsubishi Electric CRHV-P600YA-HPB Service Handbook page 151

[ IX Troubleshooting ]
4
1 screw
3 screws
5
Clamps (back)
1 screw
6
<MAIN>
compressor terminal
Belt heater
HWE1312A
1 screw
<SUB>
control box
<SUB>
control box
support plate
3 screws
7 base clamps
<SUB>
compressor terminal
<SUB> control box
<SUB> control box
support plate
Injection pipe
fixing saddle
Special nuts and Injection pipe fixing
double bolts plates A
(4 screws each)
1. Remove the 7 base clamps.
2. Remove the 6 fixing screws of the <SUB> control box support
plate and the 2 mounting screws of the <SUB> control box.
1. Open the <SUB> control box.
2. Disconnect the compressor power wiring of the <SUB>
compressor terminal.
3. Remove the 1 mounting screw of the <SUB> control box and
then remove the <SUB> control box.
4. Remove the 3 clamps securing the wiring to the back of the
<SUB> control box support plate and then remove the <SUB>
control box support plate.
1. Remove the 4 mounting screws of injection pipe fixing plates
A and then remove injection pipe fixing plate A.
2. Remove the parts around the brazed portions such as the
injection pipe fixing saddle (2 screws), the heat insulating
pipes wrapped around the discharge, suction, and injection
pipes, and wiring. (When replacing the compressor on the
MAIN side, also disconnect the compressor power wiring of
the <MAIN> compressor terminal.)
3. Remove the belt heater.
4. Remove the special nuts and double bolts (3 places for each
compressor).
(If you remove the double bolts from above, you will be able to
pull out the compressors without lifting them up.)
* The removed parts are required as they will be reattached
after replacement of the compressors. Do not throw them
away.
- 144 -
GB