Patriot Gravity Tender V1.0, Руководство оператора

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Troubleshooting Guide for Electric Brakes
Dragging Brakes
•
Check for defective controller.
•
Check for corroded brake assembly.
•
Check for weak or broken brake shoe return
spring.
•
Check for worn or damaged lever arm between
magnet and brake shoe.
•
Check for improper controller installation.
Noisy Brakes
•
Check brake adjustment.
•
Check for worn brake shoes.
•
Check for contaminated brake linings.
•
Check for weak or broken brake shoe return
springs.
•
Check for bent backing plate.
•
Check wheel bearing adjustment.
•
Check for worn or damaged wheel bearings.
•
Check for worn or damaged magnets.
Inoperative Breakaway System
•
Check for dead or weak 12-volt battery, on
trailer.
•
Check all wiring and connections.
•
Check breakaway switch.
•
If only one brake is operating, check other
magnets.
No Brakes
•
Check for defective circuit breaker.
•
Check for open or shorted circuit.
•
Check for properly wired system including a
good ground between towing vehicle and
trailer.
•
Check brake adjustment.
•
Check for worn or defective magnet(s).
•
Check for a damaged or worn connector
between towing vehicle/trailer.
•
Check that controller is installed correctly and
functioning correctly.
Intermittent or Surging Brakes
•
Check for out-of-round brake drums.
•
Check for properly wired system, including a
good ground between towing vehicle and trailer
•
Check for defective magnet or wiring.
•
Check for loose/worn wheel bearings.
Ineffective or Weak Brakes
•
Ensure trailer is not overloaded.
•
Check for loose or corroded connections.
•
Check for properly wired system.
•
Check for a shorted circuit.
•
Check for worn or defective magnet.
•
Check brake adjustment.
•
Check for bent backing plate flange.
•
Check for contaminated brake linings.
•
Check brake system wiring.
•
Check for worn, damaged brake linings.
•
Check for weak or broken brake shoe return
spring.
•
Check for worn brake drums.
•
Check that correct controller is installed.
•
Check for improper controller installation.
Gravity Tender V1.0 49