Harbor Freight Tools 90692 - Manual (Page 12)

SKU 90692 PAGE 12
occurs, have the problem corrected before further use.
Do not use damaged equipment.
2. For better and safer performance, always keep the Cutting Tool (31) clean and
sharp.
3. Daily, with a clean cloth, brush, or vacuum remove all debris fromthe Lathe Dupli-
cator Attachment. Then, use a lightweight machine oil to lubricate all moving
parts.
TROUBLESHOOTING GUIDE
Symptom Possible Cause(s) Corrective Action
Machine slows down
while operating. 1. Applying too much
pressure to workpiece. 1. Ease up on pressure.
Tool “chatters” during
turning operation. 1. Workpiece is too
far out of round.
2. Workpiece has too
much wobble.
3. Operator using
improper technique.
4. Cutting motion is against
the grain of the workpiece.
5. Workpiece is too long and thin,
and is deflected by tool
pressure.
1. True up the roundness
of the workpiece before
turning operation.
2. Establish new center
marks on ends to reduce
wobble.
3. Read instructions, and
take lighter cuts to
minimize chatter.
4. Use cutting motion that is
with the grain.
5. Install a steady rest in the
middle, behind the
workpiece.
Workpiece splits or
breaks up during
turning operation. 1. Workpiece contained defects
before mounting. 1. Select or assemble a
workpiece that is free
of defects.
Workpiece finish poor. 1. Prototype or template loose.
2. Loose tool holder.
3. Pattern follower not
contacting original.
1. Secure prototype or
template.
2. Tighten tension of spring.
3. Adjust pattern follower
firmly against original.