J&M Speed Tender Pro, Руководство пользователя

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Troubleshooting
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 ”Wheel Bearing Service” on page 19).
Tires show excessive wear a. Check tire pressure.
b. Rotate tires (see “Tire Service” on page 18).
c. Check wheel bearings for adjustment (see “Wheel Bearing Service” on page 19).
Wheel makes grinding or squeaking noise a. Service wheel bearings (see “Wheel Bearing Service” on page 19).
Noisy when brakes are being applied 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 “Wheel Bearing Service” on page 19).
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 RPM.
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 conveyor a. Ensure conveyor is not clogged.
Belt has insufficient output speed or RPM -
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 RPM.
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 RPM - Belt is
slipping
a. Adjust belt tension and tracking (see “Adjusting Conveyor Belt Tracking” on page 21).
b. Check telescoping spout and conveyor for a clog.
c. Remove material from clean out door.
Belt has insufficient output speed or RPM - Air in
hydraulic system
a. Bleed air out of hydraulic system and fill reservoir (see “Hydraulic Power Service” on page 17).
b. Look for leaking or cracked fittings.
Belt has insufficient output speed or RPM - Leak in
motor, valve body, or bypass valves
a. Replace or repair motor, valve body, or bypass valves.
b. Check for proper oil viscosity.
c. Clean and lubricate the brake assemblies.
Excessive wear to belt edge - Tracking is off a. Adjust belt tension and tracking (see “Adjusting Conveyor Belt Tracking” on page 21).