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12.0 - VIBRATION TROUBLESHOOTING
Parts Affected:
• Rear Step - P/N SM17733
• Step Plate Weldment - P/N SM17591
• Flywheel - P/N SM41059
• Snap Ring - P/N SM17692
• Rear Roller Assembly - P/N SM17501
Tools Needed:
• Phillips screwdriver
• 5/32 Allen bit
To Correct Vibration in treadles:
12-1: Remove the rear step and step plate weldment
exposing the rear roller.
Check Flywheel and Motor Mounting:
12-2: Check set screws in flywheel and motor mounting
hardware for tightness (see Figure 1).
12-3: Turn machine on and adjust speed to 1 MPH
(1.6 km/h).
12-4: Visually inspect the flywheel, if any wobble is
noticeable inspect the drive belt on the poly-v
pulley and the flywheel for correct alignment. If
misalignment is visible move the flywheel and
poly-v pulley on the motor into correct alignment
position.
NOTE: If the flywheel is replaced and the problem
persists the motor may be at fault.
12-5: Try tightening the mounting hardware on the motor
a little more before replacing the motor.
MECHANICAL SERVICE
Figure 1: Flywheel set screws
Figure 2: Front Roller Snap Ring Location
