Swine Robotics Boar Bot, Owner'S Manual

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Faulty motor Check motor. Refer to Electrical service-Checking the
drive motor.
3. Motor runs but wheels do not turn.
Possible Cause Check/Repair
Loose or broken drive chain Tighten or replace chain.
Worn sprockets Replace sprockets if sprockets have excessive wear.
Sheared key on gearbox
sprocket Replace key, if key is sheared.
Sheared key on motor
driveshaft. Remove motor and replace key if key is sheared.
Faulty gearbox Check that the gearbox output shaft is not turning
when motor is running. Replace gearbox.
4. Drive chains do not stay on sprockets.
Possible Cause Check/Repair
Improper chain tension Adjust chain tension with idler sprocket.
Worn wheel bushings Replace bushings if bushings have excessive wear.
Worn axle shaft Replace axle shaft if axle has excessive wear.
Bent axle shaft Replace axle if bent.