![background image](http://html1.mh-extra.com/html/daikin/fhq100buv1b-x-2/fhq100buv1b-x-2_service-manual_2459261200.webp)
SiBE28-804
Troubleshooting by Remote Controller Display / LED Display
Troubleshooting
189
Troubleshooting
YES
YES
NO
NO
NO
YES
YES
NO
YES
NO
YES
NO
Turn OFF the power supply
once and then turn it ON again.
Does the
malfunction code
"
E9
" recur?
Is
the coil
resistance of the
electronic expansion
valve normal?
(
∗
2)
Is
the electronic
expansion valve
connector properly
connected to the outdoor
PC board?
(
∗
1)
Is
the temperature
sensor of each thermistor
(suction pipe, discharge pipe, intermediate
heat exchanger and heat exchanger
distribution pipe thermistors)
mounted properly?
Are
the characteristics
of each thermistor normal?
(
∗
3)
Are
the pressure sensor
characteristics normal?
(
∗
4)
Connect properly.
Replace the coil
of the electronic
expansion valve.
Mount properly.
Replace the
abnormal thermistor.
Replace the
pressure sensor.
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
A
Summary of Contents for FHQ100BUV1B x 2
Page 13: ...SiBE28 804 2 ...
Page 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Page 29: ...Specifications SiBE28 804 18 Specifications ...
Page 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Page 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Page 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Page 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Page 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Page 277: ...PCB Layout SiBE28 804 266 Appendix ...
Page 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Page 311: ...SiBE28 804 iv Index ...