Si-93
Troubleshooting
Troubleshooting
31
1. Troubleshooting
1.1
Error Code Indication
When an abnormality is generated, take necessary measures by referring to displayed error code.
After the cause of abnormality is removed, operate equipment and check proper functioning.
List of malfunction codes displayed by LCD remote controller
In case of the mulfunction with the shaded error code, the unit still operates. However, be sure to have it
inspected and repaired and as soon as possible.
Inspection indication
Error code
Indication of unit No. of abnormal
heat reclaim ventilation unit
(HL027)
LCD Remote Controller Display
Description of Abnormality
Page
Error Code Operation
Lamp
Inspection
Indication
Unit No.
666
6000
0
ON
OFF
Flashing
Overall alarm
Flashing
Flashing
Overall malfunction
666
64444
ON
OFF
Flashing
Inside air thermistor error
666
65555
ON
OFF
Flashing
Outside air thermistor error
666
6AAA
A
ON
OFF
Flashing
Damper system alarm
666
6AAA
A
Flashing
Flashing
Flashing
Damper thermistor error
UUU
U5555
Flashing
Flashing
Flashing
Data transmission error between LCD remote
controller and main unit
UUU
U5555
OFF
Flashing
OFF
LCD remote controller connection error
UUU
U888
8
OFF
Flashing
OFF
Data transmission error between master-slave
LCD remote controllers
UUU
UAAA
A
OFF
Flashing
OFF
LCD remote controller connection error (no
remote controller for air conditioner in air
conditioner group)
UUU
UCCCC
ON
ON
ON
Overlapping central control address
UUU
UEEEE
Blinking
Blinking
Blinking
Transmission error between the unit and
centralized controller
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Содержание VAM 500EJ
Страница 1: ...Heat Recovery Ventilation Applied Models VAM 500EJ VAM 800EJ VAM1000EJ VAM2000EJ SiE 93 Service Manual...
Страница 5: ...Si 93 iv Table of Contents...
Страница 7: ...Introduction Si 93 vi 1 1 1 Cautions in Repair Warning...
Страница 8: ...Si 93 Introduction vii...
Страница 10: ...Si 93 General Constructions 1 Part 1 General Constructions 1 General Constructions 3 1 1 Explanation 3...
Страница 11: ...Si 93 2 General Constructions...
Страница 15: ...Si 93 6 Operation...
Страница 21: ...Si 93 12 Maintenance...
Страница 27: ...Si 93 18 Control Functions...
Страница 35: ...Si 93 26 Circuit Operations...
Страница 39: ...Si 93 30 Troubleshooting...
Страница 59: ...Troubleshooting Si 93 50 Troubleshooting...
Страница 61: ...Si 93 52 Supplementary Explanation...
Страница 72: ...Si 93 Appendix 63 Part 8 Appendix 1 Appendix 65 1 1 Wiring Diagram 65...
Страница 73: ...Si 93 64 Appendix...
Страница 74: ...Si 93 Appendix Appendix 65 1 Appendix 1 1 Wiring Diagram VAM500EJVE VAM800EJVE VAM1000EJVE...
Страница 75: ...Appendix Si 93 66 Appendix VAM2000EJVE...
Страница 79: ...Si 93 iv Index...
Страница 81: ...Si 93 vi Drawings Flow Charts When no indication is displayed on remote controller 45 Wiring Diagram 65...