Grizzly T27577, Owner'S Manual

Page: 22 / 32

-20-
Model T27577 (Mfd. Since 3/16)
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.
SECTION 6: SERVICE
Troubleshooting
Symptom Possible Cause Possible Solution
No V-nail inserted
into workpiece. 1. No V-nails in V-nail channel.
2. Vertical clamp height set incorrectly.
3. V-nail jammed in V-nail block.
4. The V-nail block is clogged with debris or
adhesive.
5. V-nail channel spring broken/relaxed.
1. Insert V-nail strip into V-nail channel ( Page 13).
2. Set vertical clamp height correctly (
Page 13).
3. Remove jammed V-nail ( Page 14).
4. Clean V-nail block with solvent.
5. Check spring for debris/clean/replace.
V-nail not fully
inserted. 1. Pressure bar foot pedal not pressed down
entirely.
2. V-nail dial set incorrectly.
3. Pressure pad set too high.
4. Depth cap screw for driver indicator limit
switch not set correctly.
5. Driver worn out.
1. Press pressure bar foot pedal down until indicator
light illuminates.
2. Set V-nail dial to appropriate height ( Page 12).
3. Adjust pressure pad height (
Page 13).
4. Adjust driver indicator ( Page 19).
5. Replace.
V-nail inserted too
deep. 1. V-nail size too large.
2. Pressure pad set too low.
3. Depth cap screw for driver indicator limit
switch not set correctly.
4. Front clamp cable is disconnected/broken.
1. Decrease V-nail size.
2. Adjust pressure pad height (
Page 13).
3. Adjust driver indicator (
Page 19).
4. Reconnect front clamp cable (
Part #13 on
Page 23); replace clamp cable.
Loose miter after
V-nail is inserted. 1. Incorrect V-nail placement. 1. Insert V-nails at correct spacing/orientation
( Page 12).
V-Nail Placement
Incorrect Miter Joining
Miter does not align/
stay tight after V-nail
insertion. 1. Incorrect V-nail placement.
2. Incorrect V-nail size.
3. Mitered corner has gap on inside or
outside edge.
4. Mitered corner has a gap on frame face
(top of workpiece).
5. Gap between mitered corners.
1. Insert V-nails at correct spacing/orientation
( Page 12).
2. Use correct V-nail size for frame thickness
( Page 12).
3. Re-cut miter.
4. Re-cut miter. Adjust vertical clamp to apply correct
downward pressure to workpiece ( Page 13).
5. Ensure workpieces are tight against fence and held
firmly by front clamp ( Page 13).