![background image](http://html1.mh-extra.com/html/daikin/rzag100l7v1b/rzag100l7v1b_service-manual_2460000035.webp)
ESIE16-03B
|
Part 2. Troubleshooting
2.2. Error based troubleshooting
22/08/16
|
Version 1.1
Page 35
SA R32 Sky-Air RZAG-L
2.2.2.15. “J8-00” – Liquid pipe thermistor abnormality
2.2.2.16. “L1-00” – Outdoor main PCB abnormality
Possible cause
Check
Corrective action
Faulty outdoor unit main PCB.
Check if the HAP LED is blinking in regu-
lar intervals.
Check if the correct spare part is installed.
Check if the outdoor main PCB receives
power.
Adjust the power to the outdoor main
PCB.
Replace outdoor main PCB when HAP
LED is not blinking in regular intervals
(see
"Replacing main PCB" on page 89
).
Faulty intermediate heat exchanger ther-
mistor R5T.
Check intermediate heat exchanger ther-
mistor (see
"Refrigerant thermistors" on
page 57
).
Replace intermediate heat exchanger
thermistor R5T when required.
Faulty capacity adapter on outdoor PCB.
Check if the correct adapter is installed.
Check if the correct spare part is installed.
Adjust capacity adapter when required.
Trigger
Effect
Reset
Liquid pipe thermistor R6T detects an
abnormal value (open or short circuit).
Unit will stop operating.
Automatic reset.
Possible cause
Check
Corrective action
Faulty outdoor unit main PCB.
Check if the HAP LED is blinking in regu-
lar intervals.
Check if the correct spare part is installed.
Check if the outdoor main PCB receives
power.
Adjust the power to the outdoor main
PCB.
Replace outdoor main PCB when HAP
LED is not blinking in regular intervals
(see
"Replacing main PCB" on page 89
).
Faulty liquid pipe thermistor R6T.
Check liquid pipe thermistor R6T (see
"Refrigerant thermistors" on page 57
).
Replace liquid pipe thermistor R6T when
required.
Faulty capacity adapter on outdoor PCB.
Check if the correct adapter is installed.
Check if the correct spare part is installed.
Adjust capacity adapter when required.
Trigger
Effect
Reset
Outdoor main PCB detects current/volt-
age errors.
Unit will stop operating.
Manual reset via user interface.
Power reset via outdoor unit.
Possible cause
Check
Corrective action
Blown fuse.
Check fuse on outdoor main PCB.
Replace fuse if blown.
Faulty outdoor unit main PCB.
Check if the HAP LED is blinking in regu-
lar intervals.
Check if the correct spare part is installed.
Check if the outdoor main PCB receives
power.
Adjust the power to the outdoor main
PCB.
Replace outdoor main PCB when HAP
LED is not blinking in regular intervals
(see
"Replacing main PCB" on page 89
).
Faulty outdoor inverter PCB.
Check outdoor inverter PCB.
Check if the alive led is blinking in regular
intervals.
Check if the correct spare part is installed.
Adjust the power to the outdoor inverter
PCB.
Replace outdoor inverter PCB (see
"Replacing main PCB" on page 89
).