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SiBE28-804
Procedure of Self-Diagnosis by Remote Controller
Troubleshooting
151
: Error code displays automatically and system stops.
Inspect and repair it.
: In the case of the shaded error codes, “inspection” is not displayed. The system
operates, but be sure to inspect and repair it.
: Error code displays with blinking.
The system operates, but be sure to inspect and repair it.
Notes:
1. There is a possibility of open phase power supply, check power supply also.
2. Operation when a malfunction occurs may differ according to the model.
3. RZQ100~140C7V1B, RZQS125·140C7V1B
P1
Open phase or voltage unbalance
P4
Abnormal radiation fin temperature sensor
(outdoor unit)
PJ
Failure of capacity setting (outdoor unit)
Either capacity data is set incorrectly, or capacity
has not been set for the data IC
U0
Lack of gas malfunction
Abnormal suction pipe temperature
Applicable Models : (Note 3)
U0
U2
Abnormal power supply voltage
Including malfunction of K1M, K2M
U4/UF
Failure of transmission (between indoor and
outdoor unit)
Transmission between indoor and outdoor unit is
not being correctly carried out. (Note 1, Note 2)
UF
Failure of transmission (between indoor and
outdoor unit)
or
Piping and wiring mismatch
or
Gas shortage
Transmission between indoor and outdoor unit is
not being correctly carried out.
or
There is very little or no refrigerant flow within the
indoor unit
Applicable Models : (Note 3)
U5
Failure of transmission (between indoor unit and
remote controller)
Transmission between indoor and remote
controller is not being correctly carried out.
U8
Failure of transmission (between “main” and
“sub” remote controller
Transmission between “main” and “sub” remote
controller is not being correctly carried out.
UA
Failure of fieldsetting
System fieldsetting error pair, twin, triple, double
twin or wrong capacity class.
UC
Address error of central remote controller
Malfunction Code
Contents/Processing
Remarks
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 ...