Page 593 - Manual Oficina Polaris Sportsman 570 2014 a 2016

BRAKE SYSTEM

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
9
BRAKES LOCK
• Alignment of caliper to disc

9926803 R06 - 2014-2016 Sportsman 325 / ETX / 450 HO / 570 Service Manual 9.35
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