Outdoor Unit: Malfunction Of Thermistor For Outdoor Air (R1T); Outdoor Unit: Malfunction Of Discharge Pipe Thermistor (R3T - Daikin VRV Inverter K Series Manual

SI-05C.BOOK Page 144 Monday, November 6, 2000 4:13 PM
Troubleshooting

3.19 Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T)

H H H H 9 9 9 9
Remote Controller
Display
Supposed Causes
Troubleshooting
The alarm indicator is displayed when the fan is being used also.

3.20 Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T)

J J J J 3 3 3 3
Remote Controller
Display
Supposed Causes
Troubleshooting
The alarm indicator is displayed when the fan is being used also.
144
Defect of thermistor (R1T) for outdoor unit outdoor air intake
Defect of outdoor unit PC board (A1P)
Connector is
NO
connected to X20A of outdoor
PC board (A1P).
YES
Resistance
is normal when
measured after
NO
disconnecting the thermistor
(R1T) from the outdoor
unit PC board.
(3.5kΩ~
360kΩ)
YES
Defect of thermistor (R3T, R3-1T, R3-2T) for outdoor unit discharge pipe
Defect of outdoor unit PC board (A1P)
Connector
NO
is connected to X17A (18)
of outdoor unit PC board
(A1P).
YES
Resistance
is normal when
measured after
NO
disconnecting the thermistor
(R3T, R3-1T, R3-2T) from
the indoor unit PC board.
(3.5kΩ~
400kΩ)
YES
Connect the thermistor and turn on
again.
Replace the thermistor (R1T)
Replace outdoor unit PC board A1P.
Connect the thermistor and turn on
again.
Replace the thermistor (R3T, R3-1T,
R3-2T)
Replace outdoor unit PC board A1P.
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Troubleshooting Inverter K Series
SiE-05C
(VF045)
(VF046)