Precor Precision 400 Series User manual

Service Manual
Precision™ Series 400 line
EFX400-14/18 Elipticalls

Contents
Introduction 1
Service manual contents 2
Additional Service Documentation and Videos 2
Service Safety Guidelines 4
Safety guideline you need to know and follow: 4
General Information 6
Features 6
Model and Serial Numbers 7
Model Numbers 7
Serial Numbers 8
About 8
Serial Number Label Location 9
Orientation 9
Tools and Supplies 10
Specification Summary 11
Fastener Torque Specification 11
Calibration Specification 12
BeltTension Specification 13
Bolt Grade Identification 13
Bolt Grade Markings Chart 13
Parts 14
Lubricants 14
Cleaning Procedure 15
Approved Cleaning Products 15
Cleaning Procedure 15
Power Requirements 16
Equipment Power Requirements 16
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any questions.
Page ii

Equipment Spacing Requirement 17
Operation Verification 19
R40 Operation Verification Test 19
R20 Operation Verification Test 21
Standard Service Menus 25
About 25
Service Menu Access Codes 25
R40 Service Menu Access Codes 25
R20 Service Menu Access Codes 26
How to Access the Standard Service Menus 26
R40 How To Access Standard Service menus 26
R20 How To Access Standard Service menus 28
Standard Service Menus 29
R40 Standard Service Menus 29
Hardware Validation (51765761) 29
Information Display (65) 30
My Settings Menu (5671) 31
R20 Standard Service Menus 31
Hardware Validation (51765761) 31
Information Display (65) 32
My Settings Menu (5671) 33
DEMO Mode (R40) 34
Enter DEMO mode: 34
Disable DEMO mode 35
Standard Service Menus 36
About 36
Service Menu Access Codes 36
How to Access the Standard Service Menus 37
Standard Service Menus 40
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any questions.
Page iii

R40 Standard Service Menus 40
R20 Standard Service Menus 42
Information Display (65) 43
My Settings Menu (5671) 44
DEMO Mode (R40) 45
Adjustment Procedures 47
Available Ajustment Procedures 47
Input Drive and Step-up Belt Tension Adjustment 48
About 48
Specialized Tools 49
Specifications 49
Procedure 49
Belt Tension and Alignment Verification 50
Belt Tension and Alignment Procedure 53
Lift Motor Calibration 63
About 63
Specifications 63
Videos 63
Lift Motor Calibration 63
Input Drive Assembly Adjustment 69
About 69
Procedure 69
Available Replacement Procedures 73
Available Replacement Procedures 73
Covers and Panels Replacement 75
Water Bottle Assy covers 75
Lift covers 77
Rear Drive covers 81
Console Replacement 93
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any questions.
Page iv

Procedure 93
Power Entry Module Replacement 96
Procedure 96
Data Cable Replacement 100
Procedure 101
Replacing the Upper Data Cable 102
Replacing the Lower Data Cable 105
Lower PCA (LPCA) Replacement 111
Procedure 111
Input Drive Belt and Step-up Belt Replacement 118
Procedure 118
Input Drive Belt and Step-up Belt Replacement 124
Procedure 124
Step-up Pulley Assembly Replacement 130
Procedure 130
Input Drive Assembly Replacement 137
Procedure 137
Idler Pulley Replacement 141
Procedure 141
Eddy Current Magnet Assy Replacement 144
Procedure 144
Speed Sensor Assy Replacement 146
Service Videos 146
Procedure 146
Crankarm Assembly Replacement 151
Procedure 151
Pillow Block Bearing Replacement 155
Procedure 155
Specialized Tools 155
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any questions.
Page v

Stairarm Assembly Replacement 163
Procedure 163
Stairarm Pivot Block Replacement 166
Procedure 166
Stairarm Wheel Assembly Replacement 170
Procedure 170
Stairarm Pedal Replacement 172
Procedure 172
Moving Arm Replacement 175
Procedure 175
Outrigger Side Tube Replacement 179
Procedure 179
Ramp Replacement 187
Procedure 187
Ramp Pivot Bracket 190
Lift Motor Replacement 194
Specifications 194
Videos 195
Procedure 195
Lift Yoke Assembly Replacement 204
Specifications 204
Videos 205
Procedure 205
Troubleshooting 211
About 211
Basic Troubleshooting Steps 211
Validate the customer reported issue 212
Verify Input Power 212
Verify (reproduce) the customer issue 213
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any questions.
Page vi

Verify My Settings parameter values 213
Verify service bulletin and software update incorporation 213
Verify console operation 214
Verify that there are no current active error codes 214
Verify hardware validation diagnostic tests 215
Verify that there are no new error codes 215
Error Log Display 216
About 216
Accessing the Error Log 216
Error Log Parameter Descriptions 216
Clearing the Error Log 217
Error Code Troubleshooting Guide 217
System Troubleshooting Procedures 218
Data Cable Troubleshooting 219
Console Does Not Illuminate Troubleshooting 221
Console Keypad and Upper PCA Troubleshooting 223
Console Keypad and Upper PCA Troubleshooting 224
Speed Sensor Troubleshooting 225
Eddy Current Magnetic Brake System Troubleshooting 227
Lift System Troubleshooting 231
Preventive Maintenance (PM) 233
About 233
PM Tasks and Schedule 233
Electrial System Information 235
System Wire Diagram Label 235
System Electrical Block Diagram 236
System Wire Diagram 237
Product Literature & Videos 238
Service & Maintenance Documentation 238
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any questions.
Page vii

Precor Websites 238
Service Videos 239
Parts 240
About 240
Precor Connect Partner's website 240
Exploded View Diagrams and Parts List 243
Appendix A : Edition Information i
Edition i
Additional Documentation i
Copyright i
Appendix B : Notices and Safety ii
Trademarks ii
Intellectual Property ii
Warranty ii
Safety Notices iii
Service Safety Guidelines iii
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any questions.
Page viii

Introduction
Only Precor certified technicians are authorized to service Precor equipment. If you are not
a Precor certified servicer, you must not attempt to service any Precor product. Call your
dealer for service information
WARNING: This service documentation is for use by Precor certified servicer pro-
viders only. Personal injury can result from electrical shock and/or mechanical mov-
ing parts.
This service manual applies to the EFX400-14/18 Precision™ Series 400 Line ellipticals.
Model Configuration
EFX423 R20 console, Fixed Arms with variable CrossRamp, 15-40 degs, Stride
Length 21-24" (53-61 cm), Resistance 20 levels.
EFX425 R20 console, Moving Arms with fixed ramp, Stride Length 21-24" (53-61
cm) , Resistance 20 levels.
EFX427 R20 Convertible Arms (moving or fixed) with CrossRamp, 15-40 degs,
Stride Length 21-24" (53-61 cm), Resistance 20 levels
EFX443 R40 console, Fixed Arms with variable CrossRamp, 15-40 degs, Stride
Length 21-24" (53-61 cm) , Resistance 20 levels.
EFX447 R40 Convertible Arms (moving or fixed) with CrossRamp, 15-40 degs,
Stride Length 21-24" (53-61 cm), Resistance 20 levels
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any questions.
Page 1
1 Introduction

Service manual contents
The service manual contains information to service, repair, troubleshoot, and maintain the
machine base.
This manual does not include console service and repair information, for console service
and repair information, refer to the console service manual.
However, the service manual does include information about how to use the console stand-
ard service menus, diagnostic tests and error code log to help troubleshoot and repair
machine issues.
Additional Service Documentation and Videos
There are additional literature and video resources available that can help you to use, ser-
vice, troubleshoot, and repair the machine. Refer to Product Literature & Videos topic:
l"Product Literature & Videos" on page238
lOnline service manual , see "Edition Information" on pagei.
See Also
"General Information" on page6
"Operation Verification" on page19
"Standard Service Menus" on page36
"Adjustment Procedures" on page47
"Available Replacement Procedures" on page73
"Troubleshooting" on page211
"Preventive Maintenance (PM)" on page233
"Electrial System Information" on page235
"Product Literature & Videos" on page238
"Parts " on page240
"Edition Information" on pagei
"Service Safety Guidelines" on page4
Contact Precor Customer Support at [email protected] or 800.786.8404 with
any questions.
Page 2
1 Introduction
Service manual contents