Xterra ET94 Service Manual
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Xterra ET94 Service Manual

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All manuals and user guides at all-guides.com
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  • Page 1 All manuals and user guides at all-guides.com...
  • Page 2 All manuals and user guides at all-guides.com WARNING: ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL OUTLET BEFORE SERVICING THE UNIT.
  • Page 3 All manuals and user guides at all-guides.com TABLE OF FIGURES Figure 1 Operational Flowchart ..........6 Figure 2 Console Layout............23 Figure 3 Mechanical Layout ..........23 Figure 4 Main Controller information & voltages....24 Figure 5 Function JK1 connector on Main Controller... 24 Figure 6 Wiring Diagram............

  • Page 4: A Electrical Configuration

    All manuals and user guides at all-guides.com DESCRIPTION LECTRICAL ONFIGURATION Note: Electrical servicing of this treadmill is limited to board level replacement. 1612275 TREADMILL COMPONENTS Safety key: To fits on the Console that activate all functions. If no safety key, console can not be controlled. Console: Interface that controls all functions of the treadmill.

  • Page 5: Main Controller

    All manuals and user guides at all-guides.com General Information CONSOLE Contains touch controls of buttons and LCD Display. MAIN CONTROLLER Include power supply motor driver control circuit and incline 、 control circuit. TREADMILL MOTOR It’s a variable speed on 0-90 volt DC motor. Have three wires red, black and green.
  • Page 6 All manuals and user guides at all-guides.com Figure 1 Operational Flowchart...

  • Page 7: Operation

    All manuals and user guides at all-guides.com OPERATION INDOW ISPLAY OFF MODE When user doesn’t insert the SAFETY KEY on the console, the treadmill enters the OFF Mode and all windows will appear blank. READY MODE When the treadmill is ON and SAFETY KEY is inserted in console, the message window will show “SELECT A PROGRAM OR PRESS START TO BEGIN WORKOUT”...
  • Page 8 All manuals and user guides at all-guides.com UNCTION SPEED Display the current speed in Mile per hour. DISPLAY range is 0.0 to 99.9 MPH. WORK range is 0.5 to 12.0 M. Press “FAST” or ”SLOW” to adjust speed, each increment and decrement is 0.1 M.
  • Page 9 All manuals and user guides at all-guides.com PROGRAM / LAPS Display the total working lap quantity on LAPS window. PROGRAM state display in Dot Matrix window, have speed and incline profile. Pressing “SELECT” button will toggle between them. DISPLAY range is 0 to 99. WORK range is 0 to 99.

  • Page 10: Ready Mode

    All manuals and user guides at all-guides.com UNCTION UTTON READY MODE SAFETY KEY: Put safety key in position to power on the computer. When safety key is pulled away from its position, the computer will be automatically shut down. STOP button: Non-function. START button: Pressing “...

  • Page 11: Run Mode

    All manuals and user guides at all-guides.com m) Disable button: To turn on or turn off “FAST S LOW” or 、 “U D OWN” buttons control function on the handlebar at the P 、 same time. RUN MODE a) SAFETY KEY: When safety key is pulled away from its position, the computer will be automatically shut down.
  • Page 12 All manuals and user guides at all-guides.com ALIBRATION ROCEDURE CALIBRATION Turn on power. Press and hold “START” and “FAST” button at the same time. Inserts the SAFETY KEY on console, all windows will appear blank. Km/Mile Mode: Press “STOP” button to exchange to Mile Mode (English) in SPEED window and the value is M.

  • Page 13: Troubleshooting

    All manuals and user guides at all-guides.com TROUBLESHOOTING WARNING: ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL OUTLET BEFORE SERVICING THE UNIT. GENERAL Do a visual check of all wiring and connections looking for chafed wires or lose connections. Make sure any wiring is safely positioned and/or secured away from moving parts.

  • Page 14: Troubleshooting Matrix

    All manuals and user guides at all-guides.com TROUBLESHOOTING MATRIX Condition Reason Solve When turn on power, 1. Power cord isn’t plugged into outlet. 1. Plug the power cord into outlet. ON/OFF switch isn’t lit. 2. Power cord isn’t plug into unit. 2.
  • Page 15 All manuals and user guides at all-guides.com 4. Replace 12PIN computer cable. 5. Fuse on controller is blown. 5. Replace fuse or controller. 6. Varistor on controller is blown. 6. Replace varistor or controller. 7. Reed switch of console is broken. (open) 7.
  • Page 16 All manuals and user guides at all-guides.com treadmill can’t stop. LCD not bright, incomplete 1. LCD light is broken. 1. Replace with new LCD or console. or imperfect. 2. Power to console too low. 2. Check AC power is 110-120V. 3.
  • Page 17 All manuals and user guides at all-guides.com voltage between black and white wires of the 6. 12 PIN computer cable connected improperly. sensor. DC voltage requires over 4 , *Speed sensor cable was When the magnet is too far away, there is broken,(open) console can’t 7.

  • Page 18: Speed Adjustment

    All manuals and user guides at all-guides.com “E2” during training. 1. Check the 3 pins cable of the incline motor. INCLINE window displays 1. Position sensor value of incline motor is wrong. “----”. TIME window display 1. EEPROM is broken. 1.

  • Page 19: Incline Adjustment

    All manuals and user guides at all-guides.com 3 The connector of SPEED CABLE (UPPER) or 3. Connect cable again. SPEED ADJUSTMENT SWITCH/W/CABLE is damaged. Speed button just can press 4. Button of SPEED ADJUSTMENT SWITCH is broken. 4. Replace with new buttons. FAST, can’t press SLOW.
  • Page 20 All manuals and user guides at all-guides.com damaged. Hand pulse lost its function. 1. Hands not on the hand pulse sensors or only one hand on 1. Two hands hold the hand pulse. (No pulse displayed on sensor. monitor) 2. The connector of HANDPULSE W/WIRE and Console 2.
  • Page 21 All manuals and user guides at all-guides.com under treadmill. Noise under motor cover. 1. Worn brushes or bearings on motor. 1. Replace with new motor. 2. Front roller bearings are defective. 2. Replace with new front roller. 3. Drive belt is misadjusted (too tight or too loose). 3.

  • Page 22: Controller Debugging Form

    All manuals and user guides at all-guides.com CONTROLLER DEBUGGING FORM Indicator LED Function Condition Reason Solve Motor speed Normal on when start is pressed. Console have not send Check computer cable of 12PIN connector. Fault condition is start be pressed & signal to controller.

  • Page 23: Diagrams And Schematics

    All manuals and user guides at all-guides.com DIAGRAMS AND SCHEMATICS Figure 2 Console Layout Figure 3 Mechanical Layout...
  • Page 24 All manuals and user guides at all-guides.com Figure 4 Main Controller information & voltages Figure 5 Function JK1 connector on Main Controller...
  • Page 25 All manuals and user guides at all-guides.com Figure 6 Wiring Diagram...

  • Page 26: Treadbelt Adjustment

    All manuals and user guides at all-guides.com APPENDIX A TREADBELT ADJUSTMENT The treadbelt has been factory pre-adjusted, however if during the operation: 1/4 T U R N Figure 8 If Treadbelt slips The treadbelt is too loose: Tighten both rear roller adjusting bolts 1/4 turn clockwise using allen wrench 1/4 TURN Figure 9 If tread belt shifts too far to the Right...
  • Page 27 All manuals and user guides at all-guides.com 1/4 TUR N Figure 10 If tread belt shifts too far to the Left a) Set the treadmill speed to 3.5 mph/5.6 km. b) Tighten the left adjusting bolt a 1/4 turn clockwise using allen wrench c) Wait 15 seconds: if no change;...

  • Page 28: Treadmill Lubrication

    All manuals and user guides at all-guides.com APPENDIX B TREADMILL LUBRICATION Your treadmill should require little maintenance other then periodically applying lubricant. Lubricating under the treadbelt will ensure superior performance and extend its life expectancy. HOW TO CHECK TREADBELT FOR PROPER LUBRICATION Lift one side of the treadbelt and feel the top surface of the treadboard If the surface is (slick) to the touch, then no further lubrication is required If the surface is dry to the touch, apply one packet of lubricant...

  • Page 29: Reset Switch Resetting

    All manuals and user guides at all-guides.com APPENDIX C Tripped Normal Figure 11 Resetting Reset switch RESET SWITCH RESETTING If the red button of reset switch is tripped, it will protrude out from the face of the switch. Press in the red button of the switch. If the red button of reset switch is not tripped, that means normal.

  • Page 30: Fuse Replacement

    All manuals and user guides at all-guides.com APPENDIX D Figure 12 Fuse replacement FUSE REPLACEMENT If your treadmill loses power or will not start, check the fuse located on the motor controller. DANGER: Turn the power switch off and unplug the treadmill to reduce the risk of an electric shock Remove the motor cover Remove and replace the fuse on the motor controller...

  • Page 31: Speed Sensor Adjustment

    All manuals and user guides at all-guides.com APPENDIX E SPEED SENSOR ADJUSTMENT If the monitor does not display speed or distance the speed sensor and magnet may be misaligned. Follow these steps to check and realign. Remove the motor cover Check the spacing and alignment between the magnet on the right side of the front roller and the speed sensor on the frame.

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