Troubleshooting by Indication on the Remote Controller
220
Troubleshooting
YES
NO
Check
if it is the first
time to start after
installation.
YES
NO
Check
if a right
amount of refrigerant
is charged.
YES
YES
NO
YES
Check
if the stop
valve is open.
Open the stop
valve.
Charge a right
amount of
refrigerant.
NO
Refrigerant
is melting in
refrigerant oil. (The
unit is out of power
supply for more
than 6 hours.)
Cancel the
melting state of
refrigerant.
NO
Check if
the insulation
resistance of the
compressor is more
than 100k
Ω
.
Cancel the
melting state of
refrigerant.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
A
B
Содержание VRVII
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