Precor EFX 885 User Manual

EFX 885, 835, 825
Service Manual 20039-166
Page 1
©2011 Precor Incorporated, Unauthorized Reproduction and Distribution Prohibited by Law
EFX 885, 835, 825
Warning: This service manual is for use by Precor trained service providers only.
If you are not a Precor Trained Servicer, you must not attempt to service any Precor Product; Call your dealer for service.
This document contains information required to perform the majority of troubleshooting, and replacement procedures
required to repair and maintain this product.
This document contains general product information, software diagnostic procedures (when available), preventative
maintenance procedures, inspection and adjustment procedures, troubleshooting procedures, replacement procedures
and electrical block and wiring diagrams.
To move directly to a procedure, click the appropriate procedure in the bookmark section to the left of this page. You
may drag the separator bar between this page and the bookmark section to change the size of the page being viewed.

Precor EFX 885 Specifications

General

Resistance Levels	20
Drive System	Rear Drive
Power Requirements	Powered
Heart Rate Monitoring	Touch and telemetry
Console	Touchscreen
CrossRamp Technology	Adjustable
Weight Capacity	350 lbs

Summary

Section One - Things you Should Know

Warning and Caution Statements and General Safety Guidelines

Outlines critical safety warnings and general guidelines for operation and maintenance.

Section Three - P80 Console - EFX

Procedure 3.5 - P80 Updating Software

Procedure 3.6 - P80 Systems Tests

Procedure 3.12 - P80 Replacing the Console

Provides step-by-step instructions for replacing the console unit on the EFX.

Troubleshooting 3.20 - P80 - Black Screen - TV Only

Addresses issues where TV channels display only a black screen with no audio.

Troubleshooting 3.21 - P80 - Black Screen Full Console

Solves the problem of the console displaying only a black screen, making the machine unusable.

Troubleshooting 3.27 - P80 - Touch Screen Unresponsive

Guides on troubleshooting when the touch screen does not respond to touches.

Troubleshooting 3.32 - P80 - Machine Controls Unresponsive

Guides on fixing unresponsive machine controls that prevent parameter changes.

Troubleshooting 3.34 - P80 - Message Out of Service Displayed

Solves the console displaying a "Temporarily Out of Service" message.

Section Five - P30 Console - EFX

Procedure 5.5 - P30 - Replacing Upper PCA

Step-by-step instructions for replacing the Upper PCA on the P30 console.

Troubleshooting 5.11 - P30 - Troubleshooting the Keypad and the Upper PCA

Addresses issues with the keypad and upper PCA functionality on the P30 console.

Troubleshooting 5.12 - P30 - Troubleshooting Handheld Heart Rate

Guides on diagnosing and resolving issues with the P30 console's handheld heart rate system.

Section Six - P20 Console - EFX

Procedure 6.5 - P20 - Replacing Upper PCA

Step-by-step instructions for replacing the Upper PCA on the P20 console.

Troubleshooting 6.11 - P20 - Troubleshooting the Keypad and the Upper PCA

Addresses issues with the keypad and upper PCA functionality on the P20 console.

Troubleshooting 6.12 - P20 - Troubleshooting Handheld Heart Rate

Section Eight - Inspection and Adjustment Procedures

Procedure 8.1 - Measuring the Resistance of a Generator

Procedure 8.2 - Inspecting and Adjusting Belt Tension

Procedure 8.3 - Calibrating the Incline Motor

Section Nine - EFX Troubleshooting Procedure

Troubleshooting 9.1 - Troubleshooting the Lower and Upper Interconnect Cables

Troubleshooting 9.2 - Troubleshooting the Generator

Troubleshooting 9.3 - Troubleshooting the Incline System

Section Ten - EFX Replacement Procedures

Procedure 10.3 - Replacing the Lower PCA

Procedure 10.5 - Replacing a Crankarm Assembly

Procedure 10.6 - Replacing an Incline Motor

Procedure 10.17 - Replacing a Generator

Section Fourteen - Wiring Diagrams

Wiring Diagram 14.1 - EFX

Block Diagram 14.2 - EFX 835