Troubleshooting
SiE71-202
40
Troubleshooting
1.7
Damper System Error (Alarm)
Remote Controller
LCD Display
Error Code
6A
Inspection
5
Unit No.
5
LED Indication
Remote Controller
5
Main Unit
5
Error Detection
Method
Measurement of damper motor limit switch ON/OFF time and temperatures detected by outdoor and indoor
air thermistor.
Error Generating
Conditions
When damper system error (alarm) and indoor (or outdoor) thermistor error are generated at the same
time.
When damper system error (alarm) occurs and values of indoor and outdoor air thermistor meet frost
conditions.
Possible Causes
Faulty damper motor or limit switch
Faulty indoor air thermistor
Faulty outdoor air thermistor
Frosting
Broken wire in cable
Faulty contact in connector (including relay connector)
Faulty control PCB assembly
Troubleshooting
Check error record on
malfunction history
display in service
mode.
Is "64" recorded?
YES
YES
YES
Take corrective measures
specified for damper system
error (alarm).
(Remove the cause of problem,
and reset display.)
Take corrective measures
specified for damper system
error (alarm) and indoor and
outdoor air thermistor errors.
Take corrective measures
specified for damper system
error (alarm) and outdoor air
thermistor error.
Take corrective measures
specified for damper system
error (alarm) and indoor and
outdoor air thermistor error.
Are
"6A" and "64"
or "65" recorded?
NO
(HF006)
NO
Are
"64" and "65"
recorded?
NO
Summary of Contents for VAM 1000FAVE
Page 5: ...SiE71 202 iv Table of Contents ...
Page 13: ...General Constructions SiE71 202 4 General Constructions ...
Page 37: ...Control Functions SiE71 202 28 Control Functions ...
Page 41: ...Circuit Operations SiE71 202 32 Circuit Operations ...
Page 73: ...Supplementary Explanation SiE71 202 64 Supplementary Explanation ...
Page 74: ...SiE71 202 Appendix 65 Part 9 Appendix 1 Appendix 66 1 1 Wiring Diagram 66 ...
Page 77: ...Appendix SiE71 202 68 Appendix ...
Page 81: ...SiE71 202 iv Index ...