MDC ROBSON XTT 2021 - Brake System Troubleshooting; No Brakes and Weak Brakes; Brakes Locking and Intermittent Issues

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Problem Possible Cause Remedy
No Brakes
Open Circuits Find and correct
Severe under adjustments Adjust brakes
Faulty controller Test and correct/replace
Short circuits Find and correct
Weak Brakes
Great or oil on linings or magnets Clean or replace
Corroded connection Clean or replace connectors
Worn lining or magnets Replace
Scored or grooved brake drums Machine or replace
Poor Synchronisation Correct Controller setting
Poor Brake adjustment Adjust Brakes
Glazed brake Linings Re-burnish or replace linings
Overloaded trailer Correct loading. Check at weighbridge
Brakes Locking
Poor Synchronising with controller Adjust controller
Poor Adjustment Adjust brakes as per instructions
Faulty controller Test and rectify or replace
Loose, bent or broken components Inspect and replace components
Out-of-round brake drums Machine or replace
Insufcient wheel load (dual Axle) Correct trailer level to even load
Intermittent Brakes
Faulty controller Test and Correct
Broken Wires Repair or replace
Loose connections Find and repair
Faulty ground Find and repair
Trouble Shooting
Brakes