0F6: Electronic Expansion Valve Error; 10Hd 20Hd: Follower Unit Error - Carrier 38VMA Series Service Manual

n. 0F6: Electronic Expansion Valve Error
1. Error display:
ODU display: F6
2. Applicable models:
38VMA***HDS5-1 (208/230V-3Ph-60Hz)
38VMA***HDS6-1 (460V-3Ph-60Hz)
3. Error definition:
Abnormal feedback signal detected for the electronic expansion valve in the system.
4. Possible causes:
•
Solenoid coil for electronic expansion valve is installed incorrectly
•
Improper wiring of the solenoid coil for electronic expansion valve
•
Damaged electronic expansion valve or solenoid coil
•
Damaged main board
o. 10Hd 20Hd: Follower Unit Error
1. Error display:
ODU display: 10Hd 20Hd (displayed on header unit only)
2. Applicable models:
38VMA***HDS5-1 (208/230V-3Ph-60Hz)
38VMA***HDS6-1 (460V-3Ph-60Hz)
3. Error definition:
Error on follower unit is reported on the header unit.
4. Possible causes:
Error on follower unit
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