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Trouble Shooting
The following charts list possible problems that may occur in the operation of this conveyor.
TROUBLE SHOOTING DRIVES
TROUBLE
Conveyor will not start or motor quits
frequently.
Drive belt wears excessively.
Loud popping or grinding noise.
Motor or reducer overheating.
Belt does not move, but drive runs.
Diverter wheels not turning under
loaded conditions.
Inoperative diverter.
Inoperative pneumatic tensioner
Product not diverting
Product bounces at diverts
TROUBLE SHOOTING DRIVE BELT TRACKING
TROUBLE
Belt creeps to one side at tail pulley
Entire belt creeps to one side.
22
CAUSE
1) Motor is overloaded.
2) Motor is drawing too much current.
1) Belt is too loose.
1) Defective bearing.
1) Conveyor is overloaded.
2) Low voltage to motor.
3) Low lubricant level in reducer.
1) Conveyor is overloaded.
2) Belt is too loose
3) Lagging on drive pulley is worn.
1) Conveyor is overloaded.
2) Package flow obstructed by guard rail or
other object.
1) No air pressure to cylinder.
2) Air solenoid defective.
1) No air pressure to air bag.
2) Tensioner at full stroke
1) Divert height out of adjustment.
2) Out of spec product.
1) Divert height out of adjustment.
2) Out of spec product
CAUSE
1) Return idler, or snub idler near tail pulley not
properly aligned or square with bed.
1) Conveyor not straight.
2) Conveyor not level.
3) Material build-up on rollers, pulleys, or
idlers.
SOLUTION
1) Check for overloading of conveyor.
2) Check heater or circuit breaker and change if necessary.
1) Tighten belt.
2) Check pneumatic tensioner (see below)
1) Replace bearing.
1) Check capacity of conveyor and reduce load to recommended level.
2) Have electrician check and correct as necessary.
3) Relubricate per manufacturer's recommendations.
1) Check capacity of conveyor and reduce load to recommended level.
2) Tighten belt.
Check pneumatic tensioner (see below)
3) Replace drive pulley and tighten belt.
1) Check capacity of conveyor and reduce load to recommended level.
2) Clear obstruction.
1) Check for restricted or broken air line.
2) Replace air solenoid.
1) Check for restricted or broken air line.
2) Reset tensioner (see Belt Tension)
1) Adjust divert to proper height
2) Remove or put product in tote.
1) Adjust divert to proper height
2) Remove or put product in tote.
SOLUTION
1) Adjust as necessary. See "Belt Tracking" in this manual for details.
1) Re-align bed sections as necessary.
2) Correct as necessary.
3) Remove residue and install belt cleaners or scrapers if possible.
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