Gree T1/R22, Руководство по обслуживанию

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MINI CHILLER MAINTENANCE
31
2 FLOW CHART OF TROUBLESHOOTING
The unit cannot
start
If the power
supply is normal
Power off Stop and restart
If fuse burnt Replace the fuse
If three-phase
unit
If phase
sequence
protection
Adjust any two
phases
If the power of
mainboard is
failure
If the power
cable is fallen
Cut off the power,
restart after the power
is resumed
Mainboard is
broken
Replace the
mainboard
If the fuse is
burnt
Replace the fuse
The connection wire
between display board and
mainboard is loosened
Yes
Yes
No
Yes
No
No
Yes Yes
No
Yes
No Yes
Yes
No
Yes
No
Reconnect
Yes
If the
transformer is
burnt
No
Replace the
transformer
Yes
If The display
board is broken
No
Replace the
display board
No