Troubleshooting Drive System - Arctic Cat 2014 450 Service Manual

6. Place the brake caliper assembly into position and
secure with new "patch-lock" cap screws. Tighten
the caliper to 20 ft-lb.
Troubleshooting Drive
System
Problem: Power not transmitted from engine to wheels
Condition
1. Rear axle shafts serration worn - broken
Problem: Power not transmitted from engine to either front wheel
Condition
1. Secondary drive - driven gear teeth broken
2. Propeller shaft serration worn - broken
3. Coupling damaged
4. Coupling joint serration worn - damaged
5. Front drive - driven bevel gears broken - damaged
6. Front differential gears/pinions broken - damaged
7. Sliding dogs/shaft fork worn - damaged
8. Front drive axle worn - damaged
9. Front drive axle serration worn - damaged
Troubleshooting Brake
System
Problem: Braking poor
Condition
1. Pad worn
2. Pedal free-play excessive
3. Brake fluid leaking
4. Hydraulic system spongy
5. Master cylinder/brake cylinder seal worn
Problem: Brake lever travel excessive
Condition
1. Hydraulic system entrapped air
2. Brake fluid low
3. Brake fluid incorrect
4. Piston seal - cup worn
Problem: Brake fluid leaking
Condition
1. Connection joints loose
2. Hose cracked
3. Piston seal worn
122
7. Place a new crush washer on each side of the brake
hose fitting and install it on the caliper. Tighten to 20
ft-lb.
8. Fill the reservoir; then bleed the brake system (see
Periodic Maintenance - Hydraulic Brake Systems).
Never use brake fluid from an open container or reuse
brake fluid. Moisture-contaminated brake fluid could
cause vapor build-up (expansion) during hard braking
resulting in greatly increased stopping distance or loss
of control leading to injury or death.
9. Install the wheel. Tighten to 40 ft-lb (steel) or 80
PR239
ft-lb (aluminum).
10. Remove the ATV from the support stand and verify
brake operation.
Remedy
1. Replace shaft
Remedy
1. Replace gear(s)
2. Replace shaft
3. Replace coupling
4. Replace joint
5. Replace gear(s)
6. Replace gears - pinions
7. Replace gear(s)
8. Replace axle
9. Replace axle
Remedy
1. Replace pads
2. Replace pads
3. Repair - replace hydraulic system component(s)
4. Bleed hydraulic system - correct or repair leaks
5. Replace master cylinder
Remedy
1. Bleed hydraulic system
2. Add fluid to proper level
3. Drain system - replace with correct fluid
4. Replace master cylinder
Remedy
1. Tighten joint
2. Replace hose
3. Replace brake caliper
! WARNING