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TROUBLESHOOTING YOUR SUPERMAX 21
TROUBLESHOOTING GUIDE: MACHINE (Continued)
Problem
Possible Cause
Solution
Conveyor
belt tracks to one
side, or oscillates from
side to side.
1. Belt out of adjustment.
Readjust belt
(page 8).
2. Drive or driven conveyor
belt rollers misaligned.
Readjust (page 8).
3. Conveyor table not flat
and square.
Readjust by leveling with
leg glides (page 7).
4. Conveyor belt worn or
defective.
Replace conveyor belt
(page 31).
5. Roller bushings elongated
due to excessive wear.
Replace bushings (page 31).
Table height adjustment
works improperly.
1. Improper adjustment of
height control.
Readjust height control
(pages 9, 24, 26).
Drum drive belt
slips.
1. Improper V-belt tension.
Increase drive belt
tension.
Knocking sound
while running.
1. Bearing out of alignment.
Realign bearing (page 33).
2. V-belt worn.
Replace V-belt (page 32).
3. Loose weight in drum.
Glue weight back in place.
4. Pulleys wobbling or
out of round.
Replace pulley (page 34)
5. Set screws loose in
pulley or bearing.
Retighten or replace set screws.
6. Abrasive fastener on
drum loose (without
abrasive strip in place).
Insert abrasive paper, or
replace fastener (page 10).
7. Bearing worn.
idler pulley bearings).
Replace bearing (page 33).