30
2.0 Service
Problems
Solutions
Unit sways during travel
a. Check tire pressure.
b. Check tow vehicle for loosened hitch parts.
c. Check tow vehicle’s hitch height.
d. Reduce towing speed.
e. Check wheel lug-nuts.
f. Check wheel bearings for adjustment (See section 2.5).
Tires show excessive wear
a. Check tire pressure.
b. Rotate tires. (See section 2.3)
c. Check wheel bearings for adjustment. (See section 2.5).
Wheel makes grinding or squeaking noise
a. Service wheel bearings. (See section 2.5).
Noisy when brakes are being applying
a. Properly adjust brakes.
b. Replace any weak or broken springs in brakes.
c. Replace the brake linings if excessively worn or contaminated
d. Check wheel bearings for adjustment (See section 2.5).
No Brakes
a. Properly adjust brakes
b. Check for short in electric circuit
c. Replace any brake magnets that are worn or defective
Weak brakes
a. Properly adjust brakes
b. Replace any excessively worn or contaminated linings.
c. Check for short in electric circuit
d. Replace bent backing plate
Dragging brakes
a. Properly adjust brakes
b. Replace any weak or broken springs in brakes
Locking brakes
a. Replace any weak or broken springs in brakes
b. Replace any excessively worn or contaminated linings
Grabbing brakes
a. Replace any excessively worn or contaminated linings
Surging brakes
a. Trailer is not adequately grounded
Belt is not moving - Hydraulic pump is not producing
sufficient pressure or volume to belt motor.
a. Check for pinched or leaking hydraulic line
b. Allow hydraulic oil to warm up
c. Increase engine R.P.M.
d. Charge battery or plug in to tow vehicle
e. Hydraulic fluid level low
f. Hydraulic filter clogged
g. Check for proper oil viscosity
h. Check hydraulic output pressure.
Belt is not moving - Obstructed conveyer
a. Make sure conveyor is not clogged
Belt has insufficient output speed or R.P.M. - Hydraulic pump is
not producing sufficient pressure or volume to belt motor.
a. Check for pinched or leaking hydraulic lines.
b. Allow hydraulic oil to warm up
c. Increase engine R.P.M.
d. Hydraulic fluid level low
e. Hydraulic filter clogged
f. Check for proper oil viscosity
g. Repair or replace worn out pump.
Belt has insufficient output speed or R.P.M. - Belt is slipping
a. Adjust belt tension and tracking (See section 2.8).
b. Check telescoping spout and conveyor for a clog.
c. Remove material from clean out door.
2.14 Troubleshooting