Life Fitness Lifecycle 9100 Service Manual page 17

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Lifecycle 9100 and 9500HR Series Exercise Bikes
TROUBLESHOOTING GUIDE
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During exercise program,
loud noise issuing from
Exercise Bike.
Non-carpeted. hard surface
floor
Improper riding style
Crank Bearings not adjusted
ro ert or. worn
Alternator Belt excessively
loose
Alternator Belt worn
Malfunctioning Alternator
Drive Belt excessivel loose
Free-wheel Pulley Assembly
Malfunctioning Alternator
Change style. Do not lean excessively to either
side.
Inspect Bearings. Adjust or replace as
necessa .
Inspect belt deflection. Adjust as necessary.
Alternator Belt Deflection: 1/4 inch 6mm
Re lace Belt.
Operate Exercise Bike as in normal use with
light and heavy load levels. Listen for excessive
noise from Alternator. Replace Alternator as
necessa .
Ins
Inspect Alternator voltage.
1. Attach DC voltmeter to Alternator. Voltmeter
positive
(+)
probe to Alternator red lead.
Voltmeter negative (-) lead to Alternator black
lead.
2. Maintain pedal speed greater than 45 RPM.
3. Press START key.
Alternator Voltage Specification: 9 - 11 VDC
when dal s ed reater than 45 RPM
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