J6" Outdoor Unit: Malfunction Of Thermistor (R6T) - Daikin ERQ Service Manual

ESIE09-05
J6
3.26 " " Outdoor Unit: Malfunction of Thermistor (R6T)
J6
Remote
Controller
Display
Applicable
ERQ 125 ~ 200 A7V1
Models
Method of Malfunction is detected from the temperature detected by the heat exchanger thermistor.
Malfunction
Detection
Malfunction
When a short circuit or an open circuit in the heat exchange thermistor is detected.
Decision
Conditions
Supposed
Causes
Troubleshooting
∗ Refer to thermistor resistance / temperature characteristics table on P232.
Troubleshooting
Defect of thermistor (R6T) for outdoor unit heat exchanger
Defect of outdoor unit PC board (A1P)
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Connector
is connected to X13A of
outdoor unit PC board
(A1P).
YES
Resistance
is normal when
measured after
disconnecting the thermistor
(R4T) from the outdoor
unit PC board.
(3.5kΩ~
360kΩ)
YES
Troubleshooting by Indication on the Remote Controller
NO
NO
: http://splitoff.ru/tehn-doc.html
Connect the thermistor and turn
on again.
Replace the thermistor (R6T).
Replace outdoor unit PC board
(A1P).
(V3074)
195