Troubleshooting - Craftsman 351.217220 Operator's Manual

SYMPTOM
Snipe
(gouging at ends of board)
Fuzzy grain
Torn grain
Rough raised grain
POSSIBLE CAUSE(S)
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
&Moisture content too high
CORRECTIVE ACTION
1 .Reverse or replace blades per instructions.
See "Maintenance"
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 Table Level"
5.Butt end to end each piece of stock as
boards pass through planer
Remove high moisture content from wood by
drying.
1 .Review "Depth of Cut"
2. Review "Feeding Work"
3.Replace blades per instructions
See "Maintenance"
1 .Replace blades per instructions
See "Maintenance"
2. Review "Depth of Cut"
3.Dry the wood or use dried wood
Uneven depth of cut Rollercase not level with planer Rollercase not level
(side to side) base See "Adjusting Table Level"
Rollercase elevation adjusts
with difficulty
1.Sprockets or chain dirty
2. Elevation screws dirty
&Chain, elevation screws worn
4.Rollercase not parallel with planer
base
1 .Clean and lubricate sprockets and chain
2.Clean and lubricate elevation screws
3.Replace chain, elevation screws
4.Adjust rollercase
See "Adjusting Table Level"
Board feeds inside, but stops 1.Outfeed roller cannot rotate due 1 .Clear the clogging from dust collection
moving past the outfeed roller to clogging of chips system. See "Clean Planer"
2.Too much pressure on the 2. Use support stands to support workpiece
cutterhead from long workpiece longer than 24"
Board thickness does not Indicator not set correctly Adjust indicator and tighten securely
match depth of cut scale
Chain jumping 1.Sprockets worn 1 .Replace sprockets
2. Chain worn 2. Replace chain
Planer will not operate 1.No power to planer
2. Motor overload protection tripped
3.Defective or loose switch or wiring
1 .Check power source by qualified electrician.
2.Turn planer off. Reset motor overload
protection. See "Overload Reset"
3.Check switch and wiring by qualified
electrician
Belt slipping Loose belt Replace belt, see "Replacing V-Belt"
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