Troubleshooting Guide
Sawing Problems
6
6-1
WMdoc072919
Troubleshooting Guide
SECTION 6 TROUBLESHOOTING GUIDE
6.1
Sawing Problems
WARNING!
Before performing service near moving parts such as
blades, pulleys, motors, belts and chains, first turn the key switch to
the OFF (0) position and remove the key. Failure to follow this could
result in death or serious injury.
PROBLEM
CAUSE
SOLUTION
Blades dull quickly
Dirty logs
Clean or debark logs, especially on
entry side of the cut
When grinding teeth, heating
too much and causing teeth to
soften
Grind just enough metal to restore
sharpness to the teeth. Use
water/coolant while sharpening blade
Poor sharpening techniques
Ensure that the tip is being sharp-
ened completely (See Sharpener
Manual)
Blades break prematurely
Poor sharpening techniques
See Sharpener Manual
Tension too tight
Tension blade to recommended
specifications
Blade does not track right on
drive wheel
Cant adjustment is incorrect
Readjust
Drive belts wear prematurely
or jump
Engine/motor and drive pul-
leys out of alignment
Align pulleys
Boards thick or thin on ends
or middle of board.
Stress in log which causes log
to not lay flat on the bed.
After log has been squared, take
equal cuts off opposing sides. Take a
board off the top. Turn the log 180
degrees. Take a board off. Repeat,
keeping the heart in the middle of the
cant, and making it your last cut.
Set in teeth.
Resharpen and reset blade.
Bed rails misaligned.
Realign sawmill.
Height adjustment jumps or
stutters when moving up or
down.
Up/down chain improperly
adjusted.
Adjust up/down chain.
Lumber is not square
Vertical side supports not
square to bed
Adjust side supports.
Blade not parallel to bed rails
Adjust bed rails parallel to blade.
Sawdust or bark between cant
and bed rails
Remove particles