Section 6: Service; Troubleshooting - Grizzly T28048 Owner's Manual

SECTION 6: SERVICE

Review the troubleshooting and procedures in this section if a problem develops with your machine. If
you need replacement parts or additional help with a procedure, call our Technical Support. Note: Please
gather the serial number and manufacture date of your machine before calling.
Electrical
Symptom Possible Cause
Machine does not 1. Switch disabling key removed.
start.
2. ON/OFF switch at fault.
3. Router not connected to router table switch.
Operations
Symptom Possible Cause
1. Mounting plate and table not evenly aligned. 1. Align mounting plate (Page 37).
Workpiece catches
on mounting plate.
Workpiece catches 1. Fence and table T-slot not squared.
on fence boards.
1. Workpiece too small for fence boards.
Workpiece catches
on gap between
fence boards.
1. Router bit dull.
Workpiece is burned
when cut. 2. Feeding workpiece too slow.
3. Router bit rotating in wrong direction.
4. Taking too deep of cut.
1. Wood may have high moisture content or
Fuzzy grain.
surface wetness.
2. Router bit dull.
1. Knots or conflicting grain direction in wood.
Chipping.
2. Nicked or chipped router bit.
3. Feeding workpiece too fast.
4. Taking too deep of cut.
5. Cutting against grain of wood.
1. Inconsistent feeding speed.
Divots in edge of
cut. 2. Inconsistent pressure against fence boards.
3. Fence not adjusted correctly.
-36-

Troubleshooting

Possible Solution
1. Install switch disabling key (Page 27).
2. Test/replace switch.
3. Connect router to router table switch (Page 23).
Possible Solution
1. Square fence and table T-slot (Page 28).
1. Create zero-clearance
(Page 32).
1. Replace router bit.
2. Increase feed rate.
3. Reverse direction of router bit.
4. Take a smaller depth of cut. (Always reduce cutting
depth when working with hard woods.)
1. Inspect workpiece moisture content; allow to dry if
moisture is more than 20% (Page 27).
2. Replace router bit.
1. Inspect workpiece for knots and grain direction; only
use clean stock (Page 27).
2. Replace router bit.
3. Decrease feed rate.
4. Take a smaller depth of cut. (Always reduce cutting
depth when working with hard woods.)
5. Cut with grain of wood (Page 27).
1. Use consistent feed rate.
2. Apply constant pressure.
3. Adjust fence correctly (Page 29).
Model T28048 (Mfd. Since 06/17)
fence for operation