SiE 00-07
Troubleshooting
Troubleshooting R-407C PLUS Series
141
3.19
Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T)
Remote Controller
Display
H9
Supposed Causes
Defect of thermistor (R1T) for outdoor air
Defect of outdoor unit PC board (A1P)
Troubleshooting
The alarm indicator is displayed when the fan only is being used also.
(VF045)
Resistance
is normal when
measured after
disconnecting the thermistor
(R1T) from the outdoor
unit PC board.
(3.5k
Ω
~
360k
Ω
)
Connector is
connected to X20A of outdoor
PC board (A1P).
Replace outdoor unit PC board A1P.
Connect the thermistor and turn on
again.
NO
NO
Replace the thermistor (R1T)
YES
YES
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 ...