12-12
Error Type
Cause
①
Bad fuse for upper thread
holder motor and bad
connection.
②
Poor connection
①
Short strokes of upper
thread holder
②
Upper thread holder
overloaded
Change front fuse in controller
box or check connection
Change joint board
Adjust stroke
Adjust the workload
Inspection & Repair
Check fuse spec
= 250V 2A
See 11-4 (p.11-3)
Reference
Failure of upper
thread holder
motor
Failure to hold
upper thread