Life Fitness LC-9500R (RE) User manual

Lifecycle

Recumbent Bikes
LC9500R, LC9100R, LC8500R,
R9, R7, 95Ri, 93Ri, 90R, and 95Re
Customer Support Services
SERVICE MANUAL

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
GENERAL CONTENTS
INTRODUCTION ...............................................................................................................ii
SPECIAL SERVICE TOOLS .............................................................................................iii
GLOSSARY (Pending) .....................................................................................................iv
COMPONENT IDENTIFICATION......................................................................................v
SECTIONAL CONTENTS
TROUBLESHOOTING 1
DIAGNOSTICS LED 2A
DIAGNOSTICS LCD 2B
HOW TO…SERVICE 3
ELECTRONICS 4
MISCELLANEOUS 5

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
INTRODUCTION
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: [phone], Toll Free: 800-351-3737, FAX: [phone]

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
SPECIAL SERVICE TOOL REQUIREMENTS
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 Straight-
Blade 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.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
GLOSSARY
PENDING

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
COMPONENT IDENTIFICATION
Console
Left Pedal
Seat Back
Seat Pad
Handlebar
End Cap
Left Side
Shroud
Leveler
Rear Stabilizer
Right Side
Shroud
Accessory
Tray
Wheel
Right
Pedal
Right
Crank Arm
Console
Support
Assembly

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
COMPONENT IDENTIFICATION
Main Cable
Heart
Rate
Cable
Shroud
Gasket Extrusion
Seat
Assembly
Frame
Resistor
Assembly
Intermediate
Pulley
Alternator
Belt
Left
Crank Arm
Hub

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
COMPONENT IDENTIFICATION
Rack
Locking
Mechanism
Battery
Crank Arm
Pulley
Right
Crank Arm
Hub
Alternator
Cable Alternator
Power
Control
Board
Decal
Reed
Switch

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
NOTES:

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
SECTION I
TROUBLESHOOTING
GUIDES
Page
Display Console LEDs Not Illuminating...............................................................................3
Display Console Initializes Then Fails................................................................................. 3
No Prompt ........................................................................................................................... 3
LEDs Not Constant..............................................................................................................4
LEDs Do Not Extinguish......................................................................................................4
Prompt Flashes ...................................................................................................................4
Display Console Keys Do Not Function ..............................................................................4
Excessive Resistance is Immediate....................................................................................5
Excessive Resistance Loading Occurs ...............................................................................5
Resistance Varies During Manual Mode.............................................................................5
RANDOM and HILL Resistance is Constant, No Variation ................................................. 6
Pedaling Is Difficult..............................................................................................................6
Pedaling is to Easy..............................................................................................................6
Inadequate Resistance During Pedaling............................................................................. 7
Battery Over-Heating...........................................................................................................7
Bike Not Stable ...................................................................................................................7
Loud Noise ..........................................................................................................................7
No Heart Rate ..................................................................................................................... 8
Channels Do Not Change ...................................................................................................8
Sound Does Not Change ....................................................................................................8
Faulty PCB ..........................................................................................................................8
No Sound ............................................................................................................................8
Unable to Receive Channels...............................................................................................9
Snow and Noise ..................................................................................................................9
Screen is Blank ................................................................................................................... 9
Screen Does Not Respond To Touch .................................................................................9
Wrong Buttons Activated when Touching Screen...............................................................9
No Buttons Activated when Touching Screen.....................................................................9
Screen Does Not Turn ON and No Audio ........................................................................... 9
Testing the Inverter Board...................................................................................................10
Testing the Power Supply Cable.........................................................................................11
Notes...................................................................................................................................12

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
Notes

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
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.
Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning display
console.
Test with substitute display console.
Replace malfunctioning display
console.
Display Console LEDs not illuminating
Malfunctioning alternator
control board (ACB).
Test with substitute ACB. Replace
malfunctioning ACB.
Loose wire connections. Disconnect then secure connections.
No RPM. Enter Diagnostic and check for RPM.
Malfunctioning alternator. Test alternator output or test with
substitute alternator. Replace
malfunctioning alternator. Refer to
Alternator Voltage Test.
Malfunctioning alternator
control board.
Test with substitute alternator control
board. Replace malfunctioning board.
Malfunctioning display
console.
Test with substitute display console.
Replace malfunctioning display
console.
Display console initializes then fails
Worn or damaged wire
harnesses.
Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning display
console.
Test with substitute display console.
Replace malfunctioning display
console.
No prompt upon release of START
key. Entry of additional information not
allowed.
Battery drained. Replace Battery with new one.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Pedaling to slowly Pedal faster than 35 RPM.
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
Inspect wire harnesses. Replace
worn or damaged harnesses.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace malfunctioning board.
Display Console LEDs are not
constant
Malfunctioning Alternator Test Alternator output or test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace defective board.
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. Malfunctioning Display
Console
Inspect for damage or depression at
START key. Test with substitute
Display Console. Replace
malfunctioning Display Console.
Attempting to enter improper
duration of time
Refer to Operation Manual for time
duration requirements.
Prompt persistently flashes and entry
of additional information is not allowed.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Attempting to enter program
not available.
Refer to Operation Manual for
program availability.
Malfunctioning Keypad Test Keypad in Diagnostics.
Display Console keys (except START
key) do not function and Exercise Bike
does not respond.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
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
Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace malfunctioning board.
Upon start of program, excessive
resistance load is immediate; no
normal, incremental increase from “no
load.”
Malfunctioning Alternator Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Loose wire connections Disconnect then, reconnect
connections.
Worn or damaged wire
harnesses
Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace Display Console.
Malfunctioning Alternator
Control Board (ACB)
Test with substitute ACB. Replace
malfunctioning ACB.
During program, excessive resistance
loading occurs.
Malfunctioning Alternator Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Pedaling too slowly Pedal faster than 35 RPM.
Loose wire connections Disconnect then, reconnect
connections.
Worn or damaged harnesses Inspect wire harnesses. Replace
worn or damaged harness.
During MANUAL program, resistance
variation occurs.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace Display Console.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace defective board.
During MANUAL program, resistance
variation occurs.
Malfunctioning Alternator Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Loose wire connections Disconnect then, reconnect
connections.
Worn or damaged harnesses Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace defective board.
During RANDOM or HILL programs,
resistance is constant without variation
for interval training nor hill
incline/decline.
Malfunctioning Alternator Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Malfunctioning Pulley Clutch
Assembly
Inspect Clutch for free backward and
forward rotation. Replace
malfunctioning Pulley Clutch or
Freewheel.
Alternator Belt excessively
tight
Inspect belt deflection. Adjust as
necessary.
Alternator Belt Deflection: 1/4 inch
(6mm)
Alternator Belt Alignment is
OFF
Realign alternator belt to far users left
groove of the alternator pulley, not in
the center.
Pedaling is difficult, feels restricted or,
is not possible when Exercise Bike has
not been started (START key not
pressed).
Crank bearings worn or
corroded
Replace Crank Bearings.
Pedaling too slowly Pedal faster than 30 RPM.
Program level doesn’t
challenge user ability
Select higher level.
Loose wire connections Disconnect then, reconnect
connections.
Worn or damaged harnesses Inspect wire harnesses. Replace
worn or damaged harness.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Console.
During exercise program, pedaling is
insufficiently easy, not providing
adequate resistance.
Malfunctioning Alternator
Control Board
Test with substitute Alternator Control
Board. Replace defective board.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Malfunctioning Alternator Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Alternator Belt excessively
loose
Inspect belt deflection. Adjust as
necessary. Alternator Belt Deflection:
1/4 inch (6mm)
During exercise program, pedaling is
insufficiently easy, not providing
adequate resistance.
Drive Belt excessively loose Inspect Belt. Replace Belt.
Battery Wires incorrectly
connected
Inspect connections: red wire to
positive (+) lead; black wire to
negative (-) lead.
Worn Battery Wires Inspect Wires. Replace Wires or
harness.
Battery leads grounding upon
frame
Inspect leads. Replace battery.
Battery over-heating during exercise
program.
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Stabilizer Foot Pads not
adjusted correctly
Adjust Foot Pads.
Floor surface not level Position Exercise Bike upon level
surface.
Wheel(s) damaged Replace damaged wheel(s).
Exercise Bike not stable upon floor.
Frame damaged Contact Customer Support Services.
Non-carpeted, hard surface
floor
Place Exercise Bike upon softer
surfaced floor.
Improper riding style Change style. Do not lean excessively
to either side.
Crank Bearings worn Inspect Bearings. Replace as
necessary.
Alternator Belt excessively
loose
Inspect belt deflection. Adjust as
necessary. Alternator Belt Deflection:
1/4 inch (6mm)
Alternator Belt worn Replace Belt.
Malfunctioning Alternator Operate Exercise Bike as in normal
use with light and heavy load levels.
Listen for excessive noise. Replace
Alternator as necessary.
Drive Belt excessively loose Inspect Belt. Replace Belt.
During exercise program, loud noise
issuing from Exercise Bike.
Free-wheel Pulley Assembly Inspect clutch for free rotation.
Replace defective Freewheel Pulley.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
No heart rate reading Executive Diagnostic Mode to verify
performance of heart rate function.
Faulty cable connection Verify heart-rate cable is properly
connected.
Using an ohmmeter, verify continuity
at the main console cable. See wiring
diagram for pin location.
Malfunctioning
Handlebar/Lifepulse Grip
Assembly (include. Worn or
damaged heart rate lead)
Replace Handlebar/Lifepulse
Assembly.
Life Pulse handlebar Verify that the handlebar is
functioning. See diagrams.
Using an ohmmeter, verify continuity
between Lifepulse sensor and cable
connection. See wiring diagram for
pin location.
Handlebar/Lifepulse Grip
Assembly
Dry wipe sensors.
Loose or malfunctioning heart
rate lead connection at Display
Console
Secure connection. Replace
malfunctioning Handlebar/Lifepulse
Grip Assembly
Malfunctioning Display
Console
Test with substitute Display Console.
Replace malfunctioning Display
Console.
No heart rate or, display reads (No
Heart Rate).
Wear or damage to grip Replace the handlebar assembly.
Key pad malfunction. Run Key pad test in diagnostics.
Replace if defective.
Channels do not change.
Interface PC board defective. Replace Interface PC board.
Key pad malfunction. Run Key pad test in diagnostics.
Replace if defective.
Sound does not change.
Interface PC board defective. Replace Interface PC board.
Faulty PCB Only one channel programmed Follow the setup procedures in the
operator manual.
Faulty headphones. Replace headphones.
Faulty headphone jack
assembly.
Replace headphone jack assembly.
Faulty cable to Headphone
jack assembly
Replace Headphone jack cable.
Air/cable setting may not be
correct
Follow the set up procedures in the
operators’ manual.
No sound.
Power applied prior to video
hookup
Power down, install video, and follow
channel instruction.

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Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Air/cable setting may not be
correct.
Follow the setup procedures in the
operator manual.
Coax Cable may be bad. Replace Coax Cable.
Coax Cable may be unplugged Reconnect Cable.
Unable to receive any channels when
using cable.
Cable system may not be
producing clear signal
Notify installer.
Air/cable setting may not be
correct.
Follow the setup procedures in the
operator manual.
Snow and noise appear on the screen.
Coax cable may be bad. Replace Coax cable.
LCD Back Light burned up. Replace LCD/Touch Screen.
Back Light power inverter bad Replace backlight inverter
LCD Screen failure Replace LCD/Touch Screen.
Screen is blank with audio beeps or
dark.
Problem on the single board
computer
Replace Single Board Computer.
Touch screen failure. Replace LCD/Touch Screen.Screen Does not respond to touch.
Problem with Single Board
Computer.
Replace Single Board Computer.
Touch Screen not calibrated
correctly
Calibrate Touch Screen. Refer to
Diagnostics.
The wrong buttons activate when the
touch screen is touched.
Touch Screen Damaged. Replace LCD/Touch Screen.
Touch Screen Damaged. Replace LCD/Touch Screen.No buttons activate when the touch
screen is touched. Failure On the single board
computer.
Replace the single board Computer.
No power. Check Main Cable for 5 & 12VDC.
Check wiring diagram pin locations.
Faulty wire harness to console. Replace Wire Harness
Screen does not turn ON and no
audio.
LCD defective. Replace LCD\TOUCH screen

10
J3 J2
J1
1
2
3
4
5
6
Test Points
Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE – TESTING THE INVERTER BOARD
Special Service Tools Required: Multi-meter
CAUTION! HIGH VOLTAGE ON CONNECTORS J2 AND J3
1.
Remove the Integrated System Console from the Unit.
2. Remove Rear Cover from the Console Assembly.
3. Plug in Power Supply and Remote Control to the Console
4. Press the Power On Key on the Remote Control.
5. TEST NO. 1: Place the Red Lead from the multi-meter onto Test Point 1 and the Black Lead onto Test
Point 3. Voltage should be 12 Vdc (+/- .5V).
6. TEST NO. 2: Place the Red Lead from the multi-meter onto Test Point 5 and the Black Lead to Test Point
3. Voltage should be 12 Vdc (+/- .5V)
PROBLEM SOLUTION
No Voltage on TP1 Replace Cable, Remote, or Main PC Board.
Voltage present on TP1 Replace the Inverter Board
Voltage on TP1 and TP2 but NO Voltage on TP5 Replace Cable between Inverter Board and Main PC Board
TEST POINT VOLTAGE DESCRIPTION PIN NUMBER
TP 1 & 2 12 Vdc VIN 1 & 2
TP 3 &4 0 Vdc Ground 3 & 4
512 Vdc Enable 5
50 Vdc Disable 5
6Not Used Not Used 6/7/8