TROUBLE SHOOTING dRIVES
TROUBLE
CAUSE
SOLUTION
Conveyor will not start or
motor quits frequently.
1) motor is overloaded.
2) motor is drawing too much current.
1) Check for overloading of conveyor.
2) Check heater or circuit breaker and change if necessary
drive belt wears exces-
sively.
1) Belt is too loose.
1) Tighten belt.
2) Check pneumatic tensioner. (see below)
Loud popping or grind-
ing noise.
1) defective bearing.
1) Replace bearing.
motor or reducer over-
heating.
1) Conveyor is overloaded.
2) Low voltage to motor.
3) Low lubricant level in reducer.
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.
Belt does not move, but
drive runs.
1) Conveyor is overloaded.
2) Belt is too loose.
3) Lagging on drive pulley is worn
1) Check capacity of conveyor and reduce load to recommended level.
2) Tighten belt.
3) Check pneumatic tensioner. (see below)
4) Replace drive pulley and tighten belt.
diverter wheels not turn-
ing under loaded condi-
tions.
1) Conveyor is overloaded.
2) Package flow obstructed by guard rail or other
object.
1) Check capacity of conveyor and reduce load to recommended level.
2) Clear obstruction.
Inoperative diverter.
1) No air pressure to cylinder.
2) Air solenoid defective.
1) Check for restricted or broken air line.
2) Replace air solenoid.
Inoperative pneumatic
tensioner.
1) No air pressure to air bag.
2) Tensioner at full stroke.
1) Check for restricted or broken air line.
2) Resent tensioner. (see belt tension)
Product not diverting.
1) divert height out of adjustment.
2) Out of spec product.
1) Adjust divert to proper height.
2) Remove or put product in tote.
Product bounces at
diverts.
1) divert height out of adjustment.
2) Out of spec product.
1) Adjust divert to proper height.
2) Remove or put product in tote.
TROUBLE SHOOTING dRIVE BELT TRACKING
TROUBLE
CAUSE
SOLUTION
Belt creeps to one side
at tail pulley.
1) Return idler, or snub idler near tail pulley not prop-
erly aligned or square with bed.
1) Adjust as necessary. See “Belt Tracking” in this manual for details.
Entire belt creeps to one
side.
1) Conveyor not straight.
2) Conveyor not level.
3) material build-up on rollers, pulleys, or idlers.
1) Re-align bed sections as necessary.
2) Correct as necessary.
3) Remove residue and install belt cleaners or scrapers if possible.
• Trouble Shooting
11
Summary of Contents for ProSort SC1
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