Mitsubishi Electric e Series Service Handbook page 156

[ IX Troubleshooting ]
14
1-system side
Support plate
M5 screw × 2
Brazed areas
15
HWE20010
Unscrew the screws on the upper and lower
1
support plates of the LEV side heat exchanger.
Support plate: Fixed with M5 screws (3.0±0.3 Nm)
Disconnect the pipe by removing the braze.
2
Liquid pipe: ø15.88 (2 locations)
3 Remove the LEV pipe assembly from the heat
exchanger.
* Do the same for the 2-system side.
Install the plate that was removed in step 14 on
1
the new heat exchanger.
Heat exchanger fixing plate: M10 nut (26.5±4 Nm)
2 Reverse the procedure to complete the
replacement.
* When the unit is airtight or charged with
refrigerant, pressurize the unit from the high
pressure side.
Failure to do so may damage the
compressor.
■
Refrigerant (R32)
EAHV type: 11.5 kg per system
EACV type: 4.7 kg per system
- 147 -
GB