Wilton 7020/7040 - Manual (Page 20)

21
Blade is twisting
Unusual wear on
side/back of blade
Teeth missing/ripped
from blade
Motor running too hot
No coolant flow
Excessive speed
reducer noise/
vibration
1. Decrease feed pressure.
2. Decrease tension on blade
1. Replace blade guides.
2. Adjust blade guide bearings.
3. Tighten blade guide bearing
bracket.
1. Use blade with finer tooth pitch.
2. Increase feed pressure and/or
blade speed.
3. Clamp workpiece securely.
4a.
Use blade with a coarse tooth
pitch—reduce feed pressure.
4b. Brush blade to remove chips.
1. Reduce tension on blade.
2. Reduce tension on drive belt.
3. Use blade with fine tooth pitch.
4. Use blade with coarse tooth pitch.
5. Check speed reducer.
1. Replace pump.
2. Clean screen/filter.
3. Tighten impeller.
4. Add coolant to reservoir.
1. Reset V-belt tension.
2. Increase spring tension.
1. Blade is binding in the cut.
2. Blade tension too high.
1. Blade guides worn
2. Blade guide bearings not adjusted.
3. Blade guide bearing bracket is
loose.
1. Blade tooth pitch too coarse for
workpiece.
2. Feed too slow; feed too fast.
3. Workpiece vibrating.
4. Gullets loading up with chips.
1. Blade tension too high.
2. Drive belt tension too high.
3. Blade too coarse for workpiece (es-
pecially with tubular stock).
4. Blade too fine for workpiece (espe-
cially with heavier, soft material).
5. Speed reducer gears require lubri-
cation.
1. Pump motor is burned out.
2. Screen/filter on pump is clogged.
3. Impeller is loose.
4. Coolant level too low.
1. V-belt is too tight.
2. Countering spring not tensioned
properly.
Troubleshooting
(Continued)
Replacement Parts
This section provides exploded view illustrations that
show the replacement parts for the 10-inch x 16-inch
Cut-Off Saw. Also provided are parts listings that pro-
vide part number and description. The item numbers
shown on the illustration relate to the item number in the
facing parts listing.
Order replacement parts from:
WMH Tool Group
2420 Vantage Drive
Elgin, IL 601237
TEL: 1-888-594-5866
FAX: 1-800-626-9676
www.wmhtoolgroup.com
Identify the replacement part by the part number
shown in the parts listing. Be sure to include the
model number and serial number of your machine
when ordering replacement parts to assure that
you will receive the correct part.