Mitsubishi Electric e Series Service Handbook page 165

[ IX Troubleshooting ]
1
< Left side >
2
< Right side >
3
LEV coil
HWE20010
Check joint
(in order from top
to bottom)
· HP 2B
· HP 2A
· HP 1B
· HP 1A
· LP 2B
· LP 2A
· LP 1B
· LP 1A
M5 screw × 2
Pillar
M5 screw × 2
Tie band
Connector
Recover the refrigerant through the check joint
1
(low-pressure (LP) side) on the left side of the
unit next to the plate heat exchanger.
* Each refrigerant circuit is independent.
Only cellect the refrigerant from the system
whose LEV needs to be replaced.
■
Refrigerant (R32)
EAHV type: 11.5 kg per system
EACV type: 4.7 kg per system
When replacing the LEVs (1A, 1B), remove the
1
pillars by unscrewing the four M5 screws.
Pillar: Fixed with M5 screws (3.0±0.3 Nm)
* When the pillar is removed, the frame will sag
down by its own weight.
Cut the tie band as required, and remove the
1
LEV coil.
Go to the following steps for the instructions
for the respective LEVs.
EAHV type LEV for heating: Step 4
EAHV type LEV for cooling: Step 7
EACV type LEV for cooling: Step 10
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GB