VE272SFS Roll Grooving Tool
37
TROUBLESHOOTING
Problem
Possible Cause
Solution
Pipe/tubing will not
stay in grooving rolls.
Incorrect pipe/tubing
positioning of long pipe/tubing
length.
Refer to the "Long Pipe/Tubing Lengths"
section on page 13.
Lower roll and pipe/tubing are
not rotating clockwise.
Flip the switch on the power drive to the
opposite rotation position.
Pipe/tubing stops
rotating during
grooving.
Rust or dirt buildup is present
on the lower roll.
Remove rust or dirt accumulation from the
lower roll with a stiff wire brush.
Rust or dirt is excessively
heavy inside the pipe/tubing
end.
Remove heavy rust and dirt from inside the
pipe/tubing end.
Worn grooving rolls.
Inspect the lower roll for worn knurls.
Replace the lower roll if excessive wear is
present.
Power drive has stalled due to
excessive pumping of the hand
pump.
Support the pipe/tubing. Open the hand
pump valve by turning the knob
counterclockwise. Close the hand pump
valve by turning the knob clockwise.
Continue grooving by pumping the hand
pump at a moderate rate.
The circuit breaker has tripped
or a fuse has blown out on the
electrical circuit that supplies
the power drive.
Reset the breaker, or replace the fuse.
While grooving, loud
squeaks echo
through the pipe/
tubing.
Incorrect pipe/tubing support
positioning of long pipe/tubing.
Pipe/tubing is “over-tracking.”
Move the pipe/tubing support to the right.
Refer to the "Long Pipe/Tubing Lengths"
section on page 13.
Pipe/tubing end is not cut
square.
Cut the pipe/tubing end squarely.
Pipe/tubing is rubbing
excessively on the lower roll
backstop flange.
Remove the pipe/tubing from the tool, and
apply a light coating of grease to the face of
the lower roll backstop flange, as needed.
During grooving,
loud thumps or
bangs occur
approximately once
every revolution of
the pipe/tubing.
Pipe/tubing has a pronounced
weld seam.
Grind the raised welds flush with the interior
and exterior
pipe/tubing
surfaces 2 inches
(50 mm) back from the pipe/tubing end.
TM-VE272SFS 3776 Rev_B.fm Page 37 Friday, December 3, 2004 12:10 PM
Содержание VE272SFS
Страница 2: ......
