Troubleshooting
SiE 00-07
142
Troubleshooting R-407C PLUS Series
3.20
Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T)
Remote Controller
Display
J3
Supposed Causes
Defect of thermistor (R3-1(11)T, R3-2(12)T or R3-13T) for outdoor unit discharge pipe
Defect of outdoor unit PC board (A1P)
Troubleshooting
The alarm indicator is displayed when the fan is being used also.
Note:
16~20 HP class ··· R3-1T, R3-2T (A1P)
24~30 HP class ··· R3-11T, R3-12T (A1P), R3-13T (A3P)
(VF046)
Resistance
is normal when
measured after
disconnecting the thermistor
(R3-1(11)T, R3-2(12)T or
R3-13T) from the indoor
unit PC board.
(3.5k
Ω
~
400k
Ω
)
Replace outdoor unit PC board A1P or
A3P.
Connect the thermistor and turn on
again.
NO
NO
Replace the thermistor (R3-1(11)T, R3-
2(12)T, or R3-13T)
YES
YES
Connector
is connected to X16A,
X17A or X21Aof outdoor unit
PC board
(A1P or A3P).
Содержание FXYBP20K7V1
Страница 1: ...System R 407C PLUS Series Service Manual SiE 00 07 ...
Страница 11: ...Introduction SiE 00 07 x ...
Страница 17: ...Product Outline SiE 00 07 6 General Information R 407C PLUS Series ...
Страница 41: ...Specifications SiE 00 07 30 Specifications R 407C PLUS Series ...
Страница 90: ...SiE 00 07 Test Operation Test Operation R 407C PLUS Series 79 1 3 Outdoor Unit PC Board Ass y Outdoor Unit ...
Страница 119: ...Test Operation SiE 00 07 108 Test Operation R 407C PLUS Series ...
Страница 132: ...SiE 00 07 Troubleshooting by Remote Controller Troubleshooting R 407C PLUS Series 121 ...