Troubleshooting - Greenlee 881 Cam Track Instruction Manual

Troubleshooting

PROBLEM
Wrinkling of EMT.
Side creasing of EMT.
Won't bend EMT.
Greenlee / A Textron Company
881 and 881CT Cam Track
PROBABLE CAUSE
Shoe pin in wrong position.
Follow bar in backwards.
Contact surfaces between shoe and
follow bar have debris or damage.
Follow bar is not positioned within 1"
of saddle at start of bend.
Follow bar is not centered on roller at
start of bend.
Shoe or follow bar grooves are worn
or spread.
Roller is not rolling on shaft.
High yield strength conduit.
Follow bar is not centered on roller at
start of bend.
Conduit is not level (when bending on
the floor).
Contact surfaces between shoe and
follow bar have debris or damage.
Pipe vise unit of 1813 is clamped too
close to bender.
Follow bar groove worn or spread.
Follow bar is in backwards.
33
®
Hydraulic Benders
PROBABLE REMEDY
Move shoe pin to hole marked EMT.
Remove follow bar and insert end
marked START toward saddle.
Clean shoe and follow bar. Replace
shoe or follow bar as necessary.
Position follow bar according to the
bending instructions.
Center the follow bar on the roller.
Replace shoe or follow bar.
Lubricate roller.
Use standard EMT.
Center the follow bar on the roller.
Level the conduit.
Clean shoe and follow bar. Replace
shoe or follow bar as necessary.
Move the pipe vise unit further from
the bender.
Replace follow bar.
Remove follow bar and insert end
marked START toward saddle.
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