Part 4 Trouble Shooting
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Division
Fuse Point
2 kW
3 kW
4.5 kW
6 kW
7 kW
ڸ Check reactor connection state.
ڹ Check fuse state
ں Check whether outdoor PCB LED is lighted.
Purpose
Checking whether outdoor PCB is
normal
Items for checking
Lighting of LED, fuse damage, and reactor
connection error
Checking Method of Outdoor PCB
6.7 Troubleshooting Outdoor Error
CH 05/53 (Indoor/Outdoor Device Communication Error) → Detection by indoor devices
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