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Dyaco 1612735 Service Manual

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Summary of Contents for Dyaco 1612735

  • Page 2 WARNING: ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL OUTLET BEFORE SERVICING THE UNIT.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Table of Contents..............1 Table of Figures ................ 3 Description................4 ........4 LECTRICAL ONFIGURATION 1. 1612735 Treadmill components ........4 ..........5 ENERAL NFORMATION 1. Console ................. 5 2. Main controller.............. 5 3. Treadmill motor ............5 4.
  • Page 4 1. General................ 16 2. Troubleshooting Matrix ..........17 3. controller debugging form .......... 25 Diagrams and Schematics ............26 APPENDIX A................. 30 1. TREADBELT ADJUSTMENT ........30 APPENDIX B ................. 32 1. TREADMILL LUBRICATION ......... 32 APPENDIX C ................. 33 1.

  • Page 5: Table Of Figures

    TABLE OF FIGURES Figure 1 Operational Flowchart ..........6 Figure 2 Console Layout............26 Figure 3 Mechanical Layout ..........26 Figure 4 Main Controller information & voltages....27 Figure 5 Function JK1 connector on Main Controller... 27 Figure 6 Wiring Diagram............28 Figure 7 Schematic Diagram ..........

  • Page 6: Description

    DESCRIPTION LECTRICAL ONFIGURATION Note: Electrical servicing of this treadmill is limited to board level replacement. 1. 1612735 TREADMILL COMPONENTS Safety key: Magnetic key that fits in the Console to activate all functions. Console: Interface that controls all functions of the treadmill.

  • Page 7: B General Information

    ENERAL NFORMATION 1. CONSOLE Contains touch controls and LCD Display. 2. MAIN CONTROLLER Contains power supply and control circuits. 3. TREADMILL MOTOR Variable speed reversing 0-110 volt DC motor. Has three wires red, black and green. If there is DC voltage on the Red wire (M+) the treadmill motor will turn clockwise.

  • Page 8: Figure 1 Operational Flowchart

    Figure 1 Operational Flowchart...

  • Page 9: Operation

    OPERATION INDOW ISPLAY 1. 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. 2. READY MODE When the treadmill is ON and the SAFETY KEY is inserted in console, TIME window display “0:00”, CALORIES window display “0.0”, DISTANCE window display “0.00”, INCLINE window display current incline position, MANUAL light will...

  • Page 10: B Function

    UNCTION 1. SPEED SPEED and DISTANCE value display in same window and pressing “MODE” button will toggle between them. DISPLAY range is 0.0 to 99.9 KPH/MPH. WORK range is 1.0 to 10 MPH. Press “FAST” or ”SLOW” to adjust speed, each increment and decrement is 0.1MPH/KPM.

  • Page 11: Calories

    DISTANCE is either COUNT UP or COUNT DOWN. System preset is COUNT UP; if user sets the time then timer is COUNT DOWN. DISPLAY range is 0.00 to 999.9. WORK range is 0.00 to 999. COUNT DOWN setup range is 0.10 to 999.0. In RUN Mode, press the “STOP”...

  • Page 12: Pulse

    6. PULSE PULSE and CALORIES value display in same window and pressing “MODE” button will toggle between them. DISPLAY range is 0 to 999. WORK range is 40 to 240. If the treadmill doesn’t have a signal for 8 seconds then value will become “P”.

  • Page 13: C Function Button I N Main Mode

    UNCTION UTTON 1. READY MODE PROGRAM button: User can select “MANUAL” or PROGRAMS 1 to 5. → → → → → MANUAL → → START button: When pressing “START” button, there will be 5 second final count down on window display, then machine starts running.

  • Page 14: Sleep Mode

    2. SLEEP MODE PROGRAM button: non-functional. START button: Enter the READY Mode. STOP button: non-functional. MODE button: non-functional. FAST button: non-functional. SLOW button: non-functional. UP button: non-functional. DOWN button: non-functional. LOW SPEED (3 mph/4 km) button: non-functional. MIDDLE SPEED (5 mph/7 km) button: non-functional. HIGH SPEED (7 mph/10 km) button: non-functional.
  • Page 15 FAST button: Press the button to increase your speed and each increase is 0.1mph/km. If button is pressed continuously then speed increases to MAX SPEED quickly. SLOW button: Press the button to decrease your speed and each decrease is 0.1mph/km. If button is pressed continuously then speed decreases to MIN SPEED quickly.

  • Page 16: D Speed Incline Calibration

    PEED NCLINE ALIBRATION 1. SPEED AND INCLINE CALIBRATION PROCEDURE Power on treadmill. Press “START” and “FAST” button at the same time. Inserts the SAFETY KEY on monitor. Press any button and PULSE/INCLINE window will display ”INIT” then enter first section of setting mode. Set Min INCLINE: Press “MODE”...

  • Page 17: Survey Calibration

    2. SURVEY CALIBRATION Power on treadmill. Press “START” and “SLOW” button at the same time. Insert SAFETY KEY the window display all data for 1second then enter section 1 of surveying mode. PULSE/INCLINE window displays INCLINE MAX value, SPEED window displays WHEEL SIZE value. Press any button to enter next section.

  • Page 18: Troubleshooting

    TROUBLESHOOTING WARNING: ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL OUTLET BEFORE SERVICING THE UNIT. 1. 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 19: Troubleshooting Matrix

    2. TROUBLESHOOTING MATRIX Condition Reason Solve When turn on power, A.C 1. Power cord isn’t plug into outlet. 1. Plug the power cord into outlet. switch isn’t lit. 2. Power cord isn’t plug into unit. 2. Plug the power cord into unit. 3.
  • Page 20 4. 12PIN computer cable is broken. 4. Replace with new 12PIN computer cable. 5. Fuse on controller is blown. 5. Replace with new fuse or controller. 6. Varistor on controller is blown. 6. Replace with new varistor or controller. 7. Reed switch of console is broken. (Open) 7.
  • Page 21 After removing safe key, 1. Reed switch of console is broken. 1. Replace with new reed switch or treadmill can’t stop. console. LEDs not bright, 1. LED light is broken. 1. Replace with new LED or console. incomplete or imperfect. 2.
  • Page 22 button to start treadmill, speed sensor and magnet. running belt is running but 2. Magnet missing. 2. Replace with new magnet. window displays “LS” 3. Magnet de-magnetized. 3. Use metal material to test the magnet. error message after 8 4. Speed sensor cable is broken.(short) 4.
  • Page 23 INCLINE window display Position Sensor value of incline motor is wrong. Turn off power than turn on power “E2” in training. again. TIME window display EEPROM is broken. Replace with new console and calibrate “Err” Erratic pulse display. 1. Another chest belt in use around treadmill. 1.
  • Page 24 Speed button just can 5. The connector of SPEED CABLE (UPPER) or 5. Replace with new cable. press FAST, can’t press SPEED ADJUSTMENT SWITCH/W/CABLE is SLOW. damaged. 6. The connector of SPEED CABLE (UPPER) or 6. Replace with new cable. Speed button just can SPEED ADJUSTMENT SWITCH/W/CABLE is press SLOW, can’t press...
  • Page 25 press DOWN, can’t press INCLINE ADJUSTMENT SWITCH CABLE is damaged. Hand pulse lost its 1. Hands not on the hand pulse sensors or only one 1. Two hands hold the hand pulse. function. hand on sensor. (No pulse displayed on 2.
  • Page 26 Black particles collecting Drive belt is breaking in. Vacuum under treadmill periodically. 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.

  • Page 27: Controller Debugging Form

    3. CONTROLLER DEBUGGING FORM Indicator LED Function Condition Reason Solve Motor speed Normal on when start is pressed. No input. Check fast/slow wires of 12PIN connector. Fault condition if start is pressed & Replace controller. LED off. POWER Controller power If DC voltage is normal, it would be Voltage is not correct.

  • Page 28: Diagrams And Schematics

    DIAGRAMS AND SCHEMATICS Figure 2 Console Layout Figure 3 Mechanical Layout...

  • Page 29: Figure 4 Main Controller Information & Voltages

    Figure 4 Main Controller information & voltages Figure 5 Function JK2 connector on Main Controller...

  • Page 30: Table O F F I G U R E S

    CONSOLE 12PIN 700mm Upper Connection PLUG Black DOWN Brown Orange FAST Yellow SLOW Green Blue Purple Gray CONNECTOR White Light blue BREAKER Pink AC Switch 100mm Black Wire 250 mm Black Wire Incline Motor 150mm White Wire 250 mm White Wire Incline VR Black Wire White Wire...

  • Page 31: Figure 7 Schematic Diagram

    Figure 7 Schematic Diagram...

  • Page 32: Treadbelt Adjustment

    APPENDIX A 1. 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 TU RN Figure 9 If tread belt shifts too far to the Right a) Set the treadmill speed to 3.5 mph/5.6 km.

  • Page 33: Figure 10 If Tread Belt Shifts Too Far To The Left

    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; turn the right adjusting bolt a 1/4 turn counter-clockwise using allen wrench e) Repeat steps b and c until belt is centered IMPORTANT...

  • Page 34: Treadmill Lubrication

    APPENDIX B 1. 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 HOW TO APPLY LUBRICANT...

  • Page 35: Reset Switch Resetting

    APPENDIX C Tripped Normal Figure 11 Resetting Reset switch 1. 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 36: Fuse Replacement

    APPENDIX D Figure 12 Fuse replacement 1. 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 Replace the motor cover...

  • Page 37: Speed Sensor Adjustment

    APPENDIX E 1. 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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