Daikin VRVII - Page 225

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 100kΩ.
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