H8-00 - Outdoor Unit: Malfunction Of Compressor Input System; H9-00 - Outdoor Unit: Malfunction Of Outdoor Air Thermistor - Daikin altherma 3 M Service Manual

2.3.46 H8-00 – Outdoor unit: Malfunction of compressor input system
2.3.47 H9-00 – Outdoor unit: Malfunction of outdoor air thermistor
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
Trigger
DC voltage or current
sensor abnormality based
on the compressor
running frequency and
the input current.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the main PCB. See
Possible cause: Faulty main PCB.
2 Perform a check of the compressor. See "3.7 Compressor" [
Possible cause: Faulty compressor or miswiring of the compressor power
supply cable.
3 Perform a check of the reactor. See "3.18 Reactor" [
Possible cause: Faulty reactor.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Outdoor air thermistor
input is out of range.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the outdoor air thermistor. See "3.20 Thermistors" [
Possible cause: Faulty ambient air thermistor.
2 Perform a check of the main PCB. See
Possible cause: Faulty main PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Effect
Unit will NOT stop
operating.
If the error re-occurs too
soon: unit will stop
operating.
"3.14 Main
Effect
Unit will stop operating.
"3.14 Main
2 Troubleshooting
|
Reset
Automatic reset when
compressor runs normally
for 60 minutes.
Manual reset via user
interface.
4
PCB" [ 171].
4
134].
4
242].
Reset
Manual reset via user
interface.
4
248].
4
PCB" [ 171].
Service manual
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