Daikin VRVII - Page 49

Troubleshooting by Remote Controller
44
L8 - 03 INV. compressor
instantaneous overcurrent
error (Master)
Refer to the “L8” flow chart of
each manual and make a
diagnosis of the relevant
compressor of the relevant unit
based on the Error code shown
to the left.
L8 - 06 INV. compressor
instantaneous overcurrent
error (Slave 1)
L8 - 07 INV. compressor
instantaneous overcurrent
error (Slave 2)
L9 - 01 INV. compressor startup
failure (Master)
Refer to the “L9” flow chart of
each manual and make a
diagnosis of the relevant
compressor of the relevant unit
based on the Error code shown
to the left.
L9 - 05 INV. compressor startup
failure (Slave 1)
L9 - 06 INV. compressor startup
failure (Slave 2)
LC - 01 Transmission error [between
INV. PCB and main PCB]
(Master)
Refer to the “LC1” flow chart of
each manual and make a
diagnosis of the relevant unit
based on the Error code shown
to the left.
LC - 06 Transmission error [between
INV. PCB and main PCB]
(Slave 1)
LC - 08 Transmission error [between
INV. PCB and main PCB]
(Slave 2)
P1 - 01 Unbalanced power supply
voltage (Master)
Refer to the “P1” flow chart of
each manual and make a
diagnosis of the relevant unit
based on the Error code shown
to the left.
P1 - 02 Unbalanced power supply
voltage (Slave 1)
P1 - 03 Unbalanced power supply
voltage (Slave 2)
PJ - 04 Faulty combination of INV.
PCB (Master)
Refer to the “PJ” flow chart of
each manual and make a
diagnosis of the relevant unit
based on the Error code shown
to the left.
PJ - 05 Faulty combination of INV.
PCB (Slave 1)
PJ - 06 Faulty combination of INV.
PCB (Slave 2)
U0 - 03 Gas shortage alarm Refer to the “U0” flow chart.
Error
code
Troubleshooting
Description of error Description of diagnosis