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Bicycle
True Fitness
750U, 500U, 600R, 500R, 750R, 600U
manual
Models:
600U
750R
750U
600R
500R
500U
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100
100
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100 pages
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Wiring Diagrams
Symptom Guide
Remove Front Hub Assembly
Foot PAD Rear Adjustable
Removal & Replacement 500U
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Page 24
Page 25
Page 27
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Page 25
Page 27
Contents
True Fitness Service Manual Exercise Bicycles
Recommended Tool List
Start
N O S T I C S
RPM
Symptom Guide
ECB
Malfunction
Irregular or no Display 500R, 500U
DC Adaptor Adapter Plug or Jack Control Panel Cables
Defective RPM Sensor Set
No RPM Reading 500R, 500U
No Polar Heart Rate 500R, 500U
Control Panel Heart Rate Chest Strap External Interference
Irregular or no Display 600R, 600U
No RPM Reading 600R, 600U
No Contact Heart Rate 600R, 600U
Control Panel Defective Cables Defective Handles
Handlebar Buttons do not Function 600R
No Resistance 750U, 750R
Enter DA resistance test mode.
Heavy Resistance
Page
No Contact Heart Rate
No Polar Heart Rate
Wiring Diagrams
TR/ TU 500 Wiring Diagram
TU 600 Wiring Diagram
TR 600 Wiring Diagram
TR/ TU 750 Wiring Diagram
Page
True Upright Bike 500 True Recumbent
Page
TU 500 Exercise Bike
Rear Stabilizer with Bolts SET
TR 500 Exercise Bike
REF # PART# Description QTY
7T002500 Transportation Handle Set w/Screws
Page
True Upright Bike 600 True Recumbent
TU 600 Parts Diagram
TU 600 Bike
Decal a
TR 600 Parts Diagram
TR600 Bike
Console Mast W/BOLTS
Page
True Upright Bike 750
TU 750 Parts Diagram 3 Piece Crank
TU 750 3 Piece Crank
END CAP for Front Grounding BAR RT
TU 750 Parts Diagram 1 Piece Crank
TU 750 1PC Crank
Frame
Side CVR Decal Silvr
True Recumbent Bike
Page
Crank
Foot PAD Rear Adjustable
TR 750 Parts Diagram
TR 750 After 8/5/01 Prior to 02-RE0283C
END CAP Rear Grounding BAR PCS
After Serial # 02-RE0283C Piece Crank
TR 750 After Serial # 02-RE0283C
7TSZRB40SCV-L1 Side Cover Left SET
True Fitness Removal Replacement
Table of Contents
Step
Electrical connections are on 500 series bikes only
Remove Small Poly-V Pulley
Loosen rear hub bracket screws Loosen Hub Bracket Screws
Remove Belt & Tensioner Assembly
Copyright 2001 True Fitness Technology, Inc
Remove Front Hub Assembly
Remove Large Pulley Assembly
Step
Removal & Replacement 500U
500U
Step
Remove snap ring from belt tensioner Remove Snap Ring
Remove Crank Hub Assembly
Flat blade screwdriver may be used to pry hub from frame
Step
Remove Right Belt Poly-V Wheel
Remove the snap ring and washers
Remove Right Side Tensioner Assembly
Mm Hex Wrench Mm Open-End Wrench Hammer Handle
Remove brake belt from larger poly-V wheel Remove Belt
600U & 600R
Remove Left Side Belt From Assembly
Step
Remove Left Side Poly-V Wheel
Remove Crank Hub Assembly
Flat blade screwdriver may be used to pry hub from frame
Step
Remove Left Belt Poly-V Pulley
Remove Poly-V Wheel Pulley
Remove Left Side Tensioner Assembly
Mm-Hex Wrench Mm Open-End Wrench Hammer Handle
Remove brake belt from larger poly-V wheel Remove Belt
Remove Brake & Belt Assembly
Remove Right Side Belt From Assembly
Step
Remove Right Side Poly-V Wheel
Remove Crank Hub Assembly
Flat blade screwdriver may be used to pry hub from frame
Step
