Emitting Load Noise; Seat Wobbles; Alternator Voltage Test - Life Fitness Lifecycle 9500HR Series Service Manual

Lifecycle 9500HR / 9100 Series Recumbent Exercise Bikes
TROUBLESHOOTING GUIDE
Malfunction
Emitting loud noise.

Seat wobbles.

Alternator voltage test.

Probable Cause
Non-carpeted, hard floor.
Leaning excessively to either
side.
Crank bearings not adjusted
properly or worn.
Alternator belt loose.
Alternator Belt worn.
Malfunctioning Alternator.
Free-wheel Pulley not rotating
freely.
Seat rollers out of adjustment
or excessively worn.
Malfunctioning Alternator.
Corrective Action
Place bike on softer surface floor or carpeted
area to deaden sound.
Do not lean.
Inspect, adjust, and/or replace as necessary.
Inspect belt deflection. Adjust the Alternator
Belt to 1/4 inch (6mm) deflection.
Replace Belt..
While operating the unit, listen for excessive
noise from Alternator. Replace Alternator as
necessary.
Inspect Pulley, and replace pulley as
necessary.
Inspect, adjust, or replace worn rollers as
necessary.
1. Check the alternator voltage using a DC
voltmeter. Attach the positive (+) probe of the
voltmeter to the alternator RED lead, and the
negative (-) probe of the voltmeter to alternator
BLACK lead.
2. Pedal above 45 RPM.
3. Press the START key.
4. Voltmeter reading should be 9-11 VDC.
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