SiBE28-804
Troubleshooting by Remote Controller Display / LED Display
Troubleshooting
205
5.32 “
L9
” Stall Prevention (Time Lag)
Remote
Controller
Display
L9
Applicable
Models
RZQ(S)71~140
Method of
Malfunction
Detection
Malfunction is detected by converting the current flowing to power transistor into voltage with
CT1 (DC current sensor).
Inverter PC board detects the disorder of position signal.
Malfunction
Decision
Conditions
When compressor overload (except for when startup) is detected
When position signal is disordered
Supposed
Causes
Faulty compressor (lock)
Pressure differential startup
Faulty inverter
The stop valve is left in closed.
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 ...