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9924871 R03 - 2014 Polaris Sportsman® 570 EFI Service Manual
© Copyright 2013 Polaris Sales Inc.
TROUBLESHOOTING
Brakes Squeal
• Dirty/contaminated friction pads
• Improper alignment
• Worn disc
• Worn disc splines
Poor Brake Performance
• Air in system
• Water in system (brake fluid contaminated)
• Caliper/disc misaligned
• Caliper dirty or damaged
• Brake line damaged or lining ruptured
• Worn disc and/or friction pads
• Incorrectly adjusted lever
• Incorrectly adjusted stationary pad
• Worn or damaged master cylinder or components
• Improper clearance between lever and switch
Lever Vibration
• Disc damaged
• Disc worn (runout or thickness variance exceeds
service limit)
Caliper Overheats (Brakes Drag)
• Compensating port plugged
• Pad clearance set incorrectly
• Auxiliary brake pedal incorrectly adjusted
• Brake lever or pedal binding or unable to return
fully
• Parking brake left on
• Residue build up under caliper seals
• Operator riding brakes
Brakes Lock
• Alignment of caliper to disc
BRAKES
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