< TROUBLE >
< CHECK >
< REMEDY >
Does not speed-
<CHECK FET.>
NO Repair the contact
control.
→
Even if FET block is defective, it can not be replaced individually.
or replace switch
Replace whole switch block.
→
& FET block.
Remove the FET circuit block and check the lead wire terminals.
These terminals are open normally when there is an open circuit (
Ω
)
between the green and yellow lead wires, and between the blue and
yellow lead wires.
NOTE:
* FET is weak against static electricity.
** The resistance value may be some differences depends on the
measurement range.
Does not vibrate
<CHECK ANVIL.>
NO Replace anvil.
or weakness of
→
Check wear condition of anvil. If no less than 1mm from
→
vibration.
the corner at (A) side or 0.5mm from the corner at (B) side,
anvil is OK.
6
EY6506-U1
