90
7
Troubleshooting
5
Troubleshooting
Diagnosis Countermeasures
Control panel display
E3
Malfunction due to High Pressure or Condenser Temperature
Replace the control
board (A1P).
(See page 122/137)
YES
Check the main machine for
presence/absence of abnormal heat
generation. (Contact the customer.)
↓
If there is no abnormal heat generation,
the model should be re-selected.
NO
The inlet oil
temperature is 50℃
or less. (*2)
*1: Check while in monitor mode No. 2. (See page 63)
*2: Check while in monitor mode No. 3. (See page 63)
From the previous page
A
○
The air filter
gets clogged.
YES
NO
Clean the air filter.
The room
temperature is 45℃
or less. (*1)
NO
YES
Use the unit at the room
temperature of 45℃ or
less.
(Contact the customer.)
00_PB00540A_M10.indb 90 2023/08/09 12:59:06
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