Wiring Diagram
Power Cord
Troubleshooting
Problem
Snipe
(Gouging at ends of
board)
Fuzzy Grain
Torn Grain
Rough Raised Grain
Uneven Depth Cut
Side to Side
Cutter head Eleva-
tion Adjusts with Dif-
ficulty
Board Thickness
Does Not Match
Depth of Cut Scale
Chain Jumping
Motor does not start
Dust chute is
blocked
Black
White
Green
Grounding Wire
Possible Cause
1. Dull knives
2. Inadequate support of long boards
3. Lumber not butted properly
4. Extensions misaligned
1. Planing wood with a high moisture
content
1. Too heavy a cut
2. Knives cutting against grain
3. Dull knives
1. Dull knives
2. Too heavy a cut
3. Moisture content too high
1. Blade projection not uniform
1. Elevation screws dirty
2. Gears or screws worn
3. Friction between casing and covers
1. Indicator not set correctly
2. Knife projection incorrect
1. Sprockets worn
2. Chain worn
1. Switch malfunction
2. Overload protector tripped
3. Supply fuse opens
4. Brushes worn
5. Other
1. Build up of resin under dust chute
2. Large debris
Switch
Motor Lead
Over Load
Motor Lead
1. Replace knives per instructions (See
"Replacing Knives" section)
2. Support long boards
3. Butt end to end each piece of stock as
boards pass through planer
4. Adjust extension supports
1. Remove high moisture content from wood by
drying
1. Review "Depth of Cut" section
2. Review "Feeding the Work" section
3. Replace knives per instructions
1. Replace knives per instructions
2. Review "Depth of Cut"
3. Dry the wood or use dried wood
1. Check that end of knife is fully seated in the
cutter head.
1. Clean and lubricate elevation screws
2. Replace
3. Clean, lubricate
1. Adjust indicator/securely tighten
2. Set knife projection correctly (See "Replac-
ing Knives" section).
1. Replace sprockets
2. Replace chain
1. Have a qualified electrician replace the ON/
OFF switch.
2. Turn power switch off. When planer tempera-
ture adequately cools (allow 15-30 minutes)
press overload protector reset button.
3. Replace fuse with a 15 amp time delay fuse,
or circuit breaker.
4. See "Maintenance" section, "Changing
Brushes
5. Get authorized service.
1. Clean dust chute and exhaust area.
2. Clear debris.
18
Motor
Remedy