Life Fitness 4500HR User Manual

Model 4500HR Treadmill
SERVICE MANUAL
NET PRICE: $
After Market Services

Life Fitness 4500HR Specifications

General

Motor	2.5 HP Continuous Duty
Display	LCD
Motor Type	DC
Display Type	LCD
Maximum User Weight	350 lbs
Program Types	Manual, Hill, Random, Heart Rate

Summary

Troubleshooting Treadmill Malfunctions

Troubleshooting No Power and Noisy Treadmill

Guides for resolving no power and identifying sources of treadmill noise.

Troubleshooting Striding Belt and Unit Resets

Resolving striding belt problems and unexpected unit resets.

Troubleshooting Display, Elevation, and Heart Rate

Theory of Operation: Core Components

Control Board and Display Console Functions

Details the roles of the control board and display console in treadmill operation.

Drive Motor and Lift Actuator Operations

Explains how the drive motor and lift actuator control speed and incline.

Treadmill Diagnostic Testing Procedures

Elevation and Switch Testing Procedures

Component Removal and Replacement Guides

Deck, Belt, and Roller Assembly Replacement

Control Board and Drive Motor Replacement

Guides for replacing the control board and the main drive motor.

Lift Actuator and Drive Belt Replacement

Striding Belt Adjustment and Tensioning

Tracking and Centering the Striding Belt

Guide to adjusting the striding belt for proper tracking and centering.

Tensioning an Existing Striding Belt