Hitachi Koki P 13F Mode D'emploi page 17

TROUBLESHOOTING GUIDE
To avoid injury from an accidental start-up, always turn switch OFF and unplug the planer before moving, replacing the
blade or making adjustments.
PROBLEM
Snipe
(gouging at ends of
board)
Fuzzy grain
Torn grain
Rough raised grain
Uneven depth of cut
(side to side)
Rollercase elevation
adjusts with difficulty
Board feeds inside, but
stops moving past the
outfeed roller
Board thickness does
not match depth of cut
scale
Chain jumping
Planer will not operate
Belt slipping
Rollercase connot be
lowered
WARNING
CAUSE
1. Dull blades.
2. Inadequate support of long boards.
3. Uneven force on cutterhead.
4. Rollercase not level with base.
5. Lumber not butted properly.
Planing wood with a high moisture
content
1. Too heavy a cut
2. Blades cutting against grain
3. Dull blades
1. Dull blades
2. Too heavy a cut
3. Moisture content too high
Rollercase not level with Planer
1. Gears dirty
2. Elevation screws dirty
3. Gears, elevation screws worn
4. Friction between rollercase and covers
5. Rollercase not parallel with planer base
6. Rollercase lock engaged
1. Outfeed rollers cannot rotate due
to clogging of chips
2. Too much pressure on the
cutterhead from long workpiece
Indicator not set correctly
1. Sprockets worn
2. Chain worn
1. No power to planer
2. Motor overload protection
tripped
3. Defective or loose switch or
wiring.
Loose belt
Workpiece thickness gauge setting
restricts rollercase movement.
— 17 —
SUGGESTED REMEDY
1. Replace blades per instructions.
See CHANGING THE BLADE.
2. Support long boards. See Avoiding Snipe.
3. Gently push board when board is in contact
with only one feed roller. See Avoiding
Snipe.
4. Adjust rollercase. See Adjusting.
5. Butt each piece of stock end-to-end as
boards pass through planer.
Remove high moisture content from wood
by drying
1. Review OPERATION.
2. Review OPERATION.
3. Replace blades per instructions. See
CHANGING THE BLADES.
1. Replace blades per instructions. See
CHANGING THE BLADES.
2. Review OPERATION.
3. Dry the wood or use dried wood.
Rollercase not level. See ADJUSTING.
1. Clean and lubricate gears.
2. Clean and lubricate elevation screws.
3. Replace gears, elevation screw.
4. Clean and lubricate.
5. Adjust rollercase. See ADJUSTING.
6. Release rollercase lock
1. Clear the clogging, use dust collector chip
chute.
2. Use support stands to support workpiece
longer than 24".
Adjust indicator and tighten securely.
1. Replace sprockets.
2. Replace chain.
1. Check power source by qualified electrician.
2. Turn planer off. Reset motor overload
protection.
3. Check switch and wiring by qualified
electrician.
Replace belt, see Replacing V-Belt.
Reset thickness gauge setting.
English