Life Fitness Model 4000 Treadmill
TABLE OF CONTENTS
INTRODUCTION (How to use this Service Manual)
TABLE OF CONTENTS
SECTION I PAGE
THEORY OF OPERATION 1
TROUBLESHOOTING GUIDES
NO POWER..................................................................................................................... 2
NOISY TREADMILL......................................................................................................... 3
STRIDING BELT.............................................................................................................. 4
UNIT RESETS RANDOMLY ............................................................................................ 5
DISPLAY DOES NOT ILLUMINATE OR RESPOND TO INPUT....................................... 6
UNIT WILL NOT ELEVATE.............................................................................................. 7
ERROR DISPLAY MESSAGES ....................................................................................... 8
HEART RATE DOES NOT RESPOND ............................................................................ 9
( If Equipped with Optional Heart Rate Kit Tray )
SECTION II
DIAGNOSTIC TESTS................................................................................................................... 1-4
SECTION III
How To...REMOVE AND REPLACE THE
VENT COVER.................................................................................................................. 1
MOTOR COVER.............................................................................................................. 2
DISPLAY CONSOLE ....................................................................................................... 3
HANDLEBAR AND HANDRAILS...................................................................................... 4
DECK AND STRIDING BELT........................................................................................... 5
How To...ADJUST AND TENSION THE STRIDING BELT .......................................................... 6-8
FRONT ROLLER ASSEMBLY ......................................................................................... 9
REAR ROLLER ASSEMBLY............................................................................................ 10
HEATSINK CONTROL BOARD ASSEMBLY ................................................................... 11,12
DISPLAY WIRE HARNESS ............................................................................................. 13
LIFT ACTUATOR ASSEMBLY......................................................................................... 14
DRIVE MOTOR BELT...................................................................................................... 15,16
DRIVE MOTOR ASSEMBLY............................................................................................ 17,18
LIFESPRINGS ................................................................................................................. 19
TRAY ( Optional Heart Rate Kit )...................................................................................... 20
SECTION IV
WIRING DIAGRAM ...................................................................................................................... 1
PARTS IDENTIFICATION ............................................................................................................ 2-4
COMMUNICATING BY FAX......................................................................................................... 5,6
