This service manual is applicable to Recumbent Exercise Bikes LC9500R, LC9100R, LC8500R, R9, R7, 95Ri,
93Ri, 90R, and 95Re Information represents typical configuration and may differ slightly from actual equipment.
The service manual provides recommendations for safe and efficient approaches to problem situations.
If an operating problem should arise, turn to the TROUBLESHOOTING GUIDES and attempt to isolate what is
causing the malfunction. The GUIDES are listed by symptoms and follow with suggestions as to the most probable
cause of the problem.
Once you have pinpointed the source of the problem, turn to the appropriate "How To..." section and review the
proper procedures for removing, replacing or adjusting a part. The "How To..." sections are organized by
replaceable part (or assembly) name and each page lists the “Special Tools Required“to complete the specific task.
Refer to COMPONENT IDENTIFICATION in the front part of this section to locate and identify in order service
repair parts for your machine.
If you do not have a part in stock, a form to order by FAX has been included in Section V for your convenience or
you can call Life Fitness Customer Support Services any Monday through Friday from 8:00 AM to 6:00 PM
(C.S.T.). When you place a call, in order to speed our response to your particular situation, please have the
following information available for the customer service phone technician who will be prepared to assist you:
1. The Lifecycle equipment model number
2. The serial number
3. The symptom of the problem
4. The part name and number to order
When you receive your order, review the appropriate "How To..." section and follow the step by step procedures
designed to help you install the part quickly and correctly.
If you have any questions or comments please phone, mail, or fax us at:
LIFE FITNESS COMPANY - CUSTOMER SUPPORT SERVICES
10601 Belmont Avenue, Franklin Park, IL 60131; U.S.A.
Telephone: 847-451-0036, Toll Free: 800-351-3737, FAX: 847-288-3702
Unless otherwise specified, only basic hand tools are required to perform service procedures
outlined in this section. Some of these standard tools should consist of: Philips and StraightBlade Screw Drivers, Torx Set, Pliers, Rubber Mallet, Pry Bar, Snap Ring Pliers (internal and
external), Standard and Metric size Socket Set (3/8 or 1/2 drive), and Standard and Metric size
Combination, open-end, or Box Wrenches.
Specialized tools will be listed after the sub-heading Special Service Tools:, which appears
below the Service Procedure heading at the top of the page. If no specialized tools are
required, then the title would read: Special Service Tools: NONE, which means that standard
hand tools should be employed to provide service to the product.
Specialized tools must be used to safely and effectively complete the service procedures.
Improvisation or attempts to use any other tool could result in unnecessary damage to the
equipment or personal injury.
Auto start not responding.Check auto start not responding.
Keypad not responding.Test keypad in diagnostics.
Insufficient battery voltage.Check battery voltage. The LC9500,
LC9100, and C9i have a 6VDC
battery (non-alkaline) which should
test at a minimum of 6.0 VDC. The
LC8500, and C7 has a 9VDC alkaline
battery and it should test at a
minimum of 9.0 VDC. Replace battery
if it fails to meet minimum
requirements.
Loose wire connections.Disconnect then reconnect
connections.
Worn or damaged wire
harnesses.
Malfunctioning display
console.
Malfunctioning alternator
control board (ACB).
Loose wire connections.Disconnect then secure connections.
No RPM.Enter Diagnostic and check for RPM.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute display console.
Replace malfunctioning display
console.
Test with substitute ACB. Replace
malfunctioning ACB.
No prompt upon release of START
key. Entry of additional information not
allowed.
Malfunctioning alternator.Test alternator output or test with
substitute alternator. Replace
malfunctioning alternator. Refer to
Alternator Voltage Test.
Malfunctioning alternator
control board.
Malfunctioning display
console.
Worn or damaged wire
harnesses.
Malfunctioning display
console.
Battery drained.Replace Battery with new one.
Test with substitute alternator control
board. Replace malfunctioning board.
Test with substitute display console.
Replace malfunctioning display
console.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute display console.
Replace malfunctioning display
console.
Insufficient battery voltageCheck battery voltage. The LC9500,
LC9100, and C9i have a 6VDC
battery (non-alkaline) which should
test at a minimum of 6.0 VDC. The
LC8500, and C7 has a 9VDC alkaline
battery and it should test at a
minimum of 9.0 VDC. Replace battery
if it fails to meet minimum
requirements.
Loose wire connectionsDisconnect then reconnect
connections.
Display Console LEDs do not
extinguish in timely manner at the end
of a workout, when the CLEAR key is
pressed, or when the pedaling stops.
Prompt persistently flashes and entry
of additional information is not allowed.
Display Console keys (except START
key) do not function and Exercise Bike
does not respond.
Worn or damaged wire
harnesses
Malfunctioning Display
Console
Malfunctioning Alternator
Control Board
Malfunctioning AlternatorTest Alternator output or test with
Malfunctioning Alternator
Control Board
Malfunctioning Display
Console
Attempting to enter improper
duration of time
Malfunctioning Display
Console
Attempting to enter program
not available.
Malfunctioning KeypadTest Keypad in Diagnostics.
Malfunctioning Display
Console
Inspect wire harnesses. Replace
worn or damaged harnesses.
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Test with substitute Alternator Control
Board. Replace malfunctioning board.
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Test with substitute Alternator Control
Board. Replace defective board.
Inspect for damage or depression at
START key. Test with substitute
Display Console. Replace
malfunctioning Display Console.
Refer to Operation Manual for time
duration requirements.
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Refer to Operation Manual for
program availability.
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Upon start of program, excessive
resistance load is immediate; no
normal, incremental increase from “no
load.”
Insufficient battery voltageCheck battery voltage. The LC9500,
LC9100, and C9i have a 6VDC
battery (non-alkaline) which should
test at a minimum of 6.0 VDC. The
LC8500, and C7 has a 9VDC alkaline
battery and it should test at a
minimum of 9.0 VDC. Replace battery
if it fails to meet minimum
requirements.
Loose wire connectionsDisconnect then, reconnect
connections.
During program, excessive resistance
loading occurs.
During MANUAL program, resistance
variation occurs.
Worn or damaged wire
harnesses
Malfunctioning Display
Console
Malfunctioning Alternator
Control Board
Malfunctioning AlternatorTest Alternator output or, test with
Loose wire connectionsDisconnect then, reconnect
Worn or damaged wire
harnesses
Malfunctioning Display
Console
Malfunctioning Alternator
Control Board (ACB)
Malfunctioning AlternatorTest Alternator output or, test with
Pedaling too slowlyPedal faster than 35 RPM.
Loose wire connectionsDisconnect then, reconnect
Worn or damaged harnessesInspect wire harnesses. Replace
Malfunctioning Display
Console
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Test with substitute Alternator Control
Board. Replace malfunctioning board.
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
connections.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute Display Console.
Replace Display Console.
Test with substitute ACB. Replace
malfunctioning ACB.
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
connections.
worn or damaged harness.
Test with substitute Display Console.
Replace Display Console.
TROUBLESHOOTING GUIDE – TESTING THE POWER SUPPLY CABLE
Special Service Tools Required: Multi-meter
1. Unscrew the Retaining Nut securing the Power
Cable Plug. Remove the Cable.
2. Using a Multi-meter, touch the Red Lead to the
POSITIVE area on the Cable, which is the center
of the cable. Next touch the Black Lead to the
NEGATIVE area, which is the side of the inner
Cable. The voltage should read 12 Vdc.