Sterlco GC Series Central Chiller User Manual
Page 51
GC Series Central Chillers
Chapter 6: Troubleshooting
51 of 79
Code
VFD Alarm
Possible Cause
Solution
line phase or blown fuse. Fault trip
occurs when DC voltage ripple
exceeds 14% of nominal DC voltage.
Check for input power supply
imbalance.
Check fault function parameter
setting.
F0034
MOTOR PHASE
Motor circuit fault due to missing
motor phase.
Check motor and motor cable.
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