DeWalt DW870 Manual De Instrucciones página 11

383823-01/DW870 5/3/02 1:33 PM
TROUBLE! TOOL WILL NOT START
WHAT'S WRONG?
1. Tool not plugged in.
2. Fuse blown or circuit breaker tripped.
3. Cord damaged.
4. Brushes worn out.
TROUBLE! TOOL MAKES UNSATISFACTORY CUTS
WHAT'S WRONG?
1. Glazed wheel.
2. Workpiece incorrectly placed or clamped.
TROUBLE! BLADE DOES NOT COME UP TO SPEED
WHAT'S WRONG?
1. Extension cord too light or too long.
2. Low voltage.
3. Low generator voltage.
TROUBLE! TOOL VIBRATES EXCESSIVELY DURING CUT
WHAT'S WRONG?
1. Tool not mounted securely to stand or work bench.
2. Damaged wheel.
3. Workpiece not clamped properly.
TROUBLE! DOES NOT MAKE ACCURATE CUTS
WHAT'S WRONG?
1. Fence not adjusted correctly.
2. Wheel is not square to fence.
3. Excessive force used to make cut.
4. Work piece moving.
TROUBLE! CANNOT MOVE ARM
WHAT'S WRONG?
1. Auto-retracting wheel guard will not move.
2. Chain is engaged.
TROUBLE! MATERIAL MOVES DURING CUT
WHAT'S WRONG?
1. Fence slipping or workpiece incorrectly placed or clamped. 1.See Material Clamping and Supporting, page 4.
2. Vise too loose
3. Excessive cutting force.
Page 11
Trouble Shooting Guide
WHAT TO DO...
1.Plug in saw.
2.Replace fuse or reset circuit breaker.
3.Have cord replaced by authorized service center.
4.Have brushes replaced by qualified service person.
WHAT TO DO...
1.Dress the wheel or replace with a new one.
2.Firmly clamp and support workpiece.
WHAT TO DO...
1.Replace with adequate size cord. See chart on page 2.
2.Contact your electric company.
3.Check generator output voltage. Reduce number of tools powered by the generator.
WHAT TO DO...
1.Tighten all mounting hardware. See page 5, Procedures for Permanent Mounting.
2.Replace wheel.
3.Refer to Material Clamping and Supporting page 4.
WHAT TO DO...
1.Check and adjust. See Fence Operation on page 5.
2.Check and adjust.
3.Reduce cutting force, let the wheel do the work.
4.Clamp workpiece securely. See Material Clamping and Supporting page 4. Make sure
material is laying flat against the base.
WHAT TO DO...
1.Check for damaged parts. Check for excessive chips in guard. Replace or repair as needed.
2.Push down slightly on the arm, remove chain from pin. Raise arm.
WHAT TO DO...
2.Tighten vise clamping.
3.Reduce cutting force.
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