Troubleshooting Guide - General - Bosch PROFACTOR GCM18V-10SDN14 Operating/Safety Instructions Manual

Troubleshooting Guide - General

PROBLEM
Head assembly does not bevel to
desired position.
Blade hits table.
Angle of cut not accurate.
Cannot rotate table to change miter
angle.
Head assembly will not fully raise or
blade guard will not fully close.
Blade binds, jams, burns wood.
Rough cuts.
Head assembly slides forward and
back when making a chop cut.
Troubleshooting
CAUSE
1. Bevel detent pin is engaged and
locks bevel angle at 33.9°.
2. Bevel range selector knob set-
ting limits movement.
Misalignment.
Angle stops at 0° or 45° need adjust-
ment.
1. Miter lock knob is tightened.
2. Miter detent lever is engaged
with a detent (slot) in detent
plate.
3. Sawdust accumulation.
1. Head assembly lock pin is
engaged.
2. Sawdust accumulation.
3. Sawdust accumulation.
4. Improper operation.
1. Dull blade.
2. Improper blade.
3. Bent blade.
Slide rail lock knob has been
loosened.
-54-
CORRECTIVE ACTION
1. Pull out 33.9° bevel detent pin,
then rotate pin 1/4 turn to keep
out.
2. Change the position of the bevel
range selector knob (Fig. 24 on
page 26, 33).
Authorized service.
See "Adjustments" on page 23.
1. Turn miter lock knob counter-
clockwise to loosen.
2. Disengage detent system from
detent slot. See "Miter Detent
Override" on page 36.
3. Vacuum or blow out dust around
turntable. Wear eye protection.
1. Pull out the head assembly lock
pin, allowing head assembly to
go up. See "To Disengage the
Head Assembly Lock Pin" on
page 23.
2. Clean head assembly.
3. Authorized service.
1. See "Saw Operations" starting
on page 35.
2. Replace or sharpen blade.
3. Replace with 10" (254mm)
diameter blade designed for
material being cut.
4. Replace blade.
Tighten the slide rail lock knob (Fig.
44 on page 38, 7) by turning it
clockwise.