Problems on the Through Feed Moulder – Caused by Machine

TROUBLESHOOTING FEED
PROBLEMS ON THE THROUGH FEED MOULDER – CAUSED BY MACHINE
PROBABLE
CAUSE
HOW TO
CORRECT
Guides misaligned. Realign the side
guides.
Bed plates misaligned. Realign the bed
plates.
Feed works worn. Repair or replace
worn parts.
Feedrolls worn. Replace or sharpen
feedrolls.
Improper feedrolls. Use the correct
feedrolls for the material being run.
Hopper worn. Repair or replace
worn parts.
Overloads kicked
out.
Check amp readings.
Replace worn overloads. Repair or replace bad motors.
Spindle belts slipping. Check the tension
of the spindle belt.
Bed lubricator
not working.
Repair, clean or
fill bed lubricator.
Feedrolls not set
at the same height.
All infeed rolls
should be the same height from the bed plates.
Holddown not parallel
to the bed.
Use a dial indicator
to set the holddown shoe parallel to the bed plate.
Worn spindle bearings. Repair or replace
spindle unit.
Low incoming air
pressure.
Check air system.
Upgrade if necessary.
Worn spindle belts. Replace worn spindle
belt.
Grooved bed misaligned. Align the grooved
bed plates using the right hand groove.
Patterned holddown
twisted.
Position the patterned
holddown when a finished part is under the holddown.
Clogged or inadequate
dust system.
Repair or upgrade
dust system.