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Hangcha Forklifts · FIELD OPEN
Field winding fault
What this code means
FIELD OPEN - motor field winding fault.
Applies to: CPD10/15/20/25/30/35J C1, CPD10/15/18/20/25/30/35J C2, CPD40/45/50J C2 electric - traction (tow) controller, LED code / programmer LCD.
Possible causes / checks (from the source)
Motor field wiring loose; motor field winding open.
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Ask for the replacement part on WhatsAppSource: Hangcha CPD J-series service manual fault table of traction (tow) controller, as reproduced by ForkliftPDFManuals.com and Truck-FreeWorkshop.com (two libraries agree). Cross-checked in two independent sources. Compiled 2026-10-30. No manufacturer affiliation.