JUKI DDL-9000C-F Instruction Manual page 74

Error
Description of error
code
E965 Pitch motor
temperature error
E966 Feed driving motor
temperature error
E971 Pitch motor IPM
overcurrent
protection
E972 Pitch motor overload • In the case the pitch motor is applied
E973 Feed driving motor
IPM overcurrent
protection
E974 Feed driving motor
overload
E975 Presser motor
IPM over-current
protection
E976 Presser motor
overload
E977 CPU fault
E978 Network
communication fault
E985 Return-to-origin
error of pitch motor
or feed driving motor
Cause
• In the case the pitch motor is applied
with an excessive load.
• In the case the feed driving motor is
applied with an excessive load.
• Pitch motor maloperation.
with an excessive load.
• Feed driving motor maloperation.
• In the case the feed driving motor is
applied with an excessive load.
• Presser motor maloperation.
• In the case the presser motor is applied
with an excessive load.
• In the case of a program fault.
• In the case the data received from the
network is damaged.
• In the case the pitch motor has failed to
return to its origin.
• In the case the feed driving motor has
failed to return to its origin.
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Item to be checked
• Check whether the pitch motor runs
smoothly.
• Check whether the feed driving motor
runs smoothly.
• Check whether the pitch motor runs
smoothly.
• Check whether the feed driving motor
runs smoothly.
• Check whether the presser motor
runs smoothly.
• Check whether the origin of the pitch
motor has been adjusted properly.
• Check whether the origin of the feed
driving motor has been adjusted
properly.