Daikin VRV IV+ Service Manual page 88

2 | Troubleshooting
2.3.68 J6-08-09-10 – Upper heat exchanger gas pipe thermistor R8T malfunction
Service manual
88
INFORMATION
Main, Sub 1 and Sub 2 indications are relevant in multiple outdoor unit
configurations. Main outdoor unit is the unit to which F1‑F2 IN transmission line is
connected. Main, Sub 1 and Sub 2 outdoor units can be identified by field setting
1‑00.
Trigger
De-icer temperature
thermistor R11T short/
open circuit or 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 de–icer thermistor. See "3.21 Thermistors" [
Possible cause: Faulty de–icer thermistor or connector fault.
2 Perform a check of the Sub PCB. See
Possible cause: Faulty Sub PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Main error code
J6
INFORMATION
Main, Sub 1 and Sub 2 indications are relevant in multiple outdoor unit
configurations. Main outdoor unit is the unit to which F1‑F2 IN transmission line is
connected. Main, Sub 1 and Sub 2 outdoor units can be identified by field setting
1‑00.
Trigger
Upper heat exchanger gas
pipe thermistor R8T
short/open circuit or out
of range.
Effect
Unit will stop operating.
"3.20 Sub
Sub error code
08
09
10
Effect
Unit will stop operating.
Reset
Manual reset via user
interface.
Automatic reset when
thermistor read-out is
within range.
4
348].
4
PCB" [ 342].
Unit
Main
Sub 1
Sub 2
Reset
Manual reset via user
interface.
Automatic reset when
thermistor read-out is
within range.
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05