Grizzly T32717 Owner's Manual page 24

Electric pipe and tube notcher w/stand
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Motor & Electrical (Cont.)
Symptom
Possible Cause
Machine has
1. Motor or component loose.
vibration or
noisy operation.
2. Leg fasteners loose.
3. Motor mount loose/broken.
4. Motor fan rubbing on fan cover.
5. Die damaged or dull.
6. Centrifugal switch at fault.
7. Motor bearings at fault.
Operation
Symptom
Possible Cause
Dies have
1. Machine capacities are exceeded.
heavy
resistance
2. Dies need lubrication.
when notching
3. Dies are dull or have burrs.
workpiece.
Notch is not
1. Depth of cut is too large.
consistent
2. Machine capacities are exceeded.
across
3. Dies are dull or have burrs.
workpiece.
Dies jam or
1. Cut off piece is jamming dies.
stick.
2. Dies need lubrication.
3. Dies are dull or have burrs.
-22-
Possible Solution
1. Replace damaged or missing bolts/nuts or tighten if
loose.
2. Tighten leg fasteners to stabilize machine.
3. Tighten/replace.
4. Fix/replace fan cover; replace loose/damaged fan.
5. Carefully remove and hone or replace dies. If honing,
avoid changing die diameter and creating larger space
for cut off pieces to get caught in.
6. Test/replace if at fault.
7. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
Possible Solution
1. Use material within capacity ratings of machine
(Page 5).
2. Lubricate dies (Pages 17 & 19).
3. Carefully remove and hone or replace dies. If honing,
avoid changing die diameter and creating larger space
for cut off pieces to get caught in.
1. Perform same notching operation more than once.
2. Use material within capacity ratings of machine.
3. Carefully remove and hone or replace dies. If honing,
avoid changing die diameter and creating larger space
for cut off pieces to get caught in.
1. Disconnect machine from power, remove notch
housing, and remove cut off piece.
2. Lubricate dies (Pages 17 & 19).
3. Carefully remove and hone or replace dies. If honing,
avoid changing die diameter and creating larger space
for cut off pieces to get caught in.
Model T32717 (Mfd. Since 07/21)

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