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Dyaco CE850 Service Manual

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CE850(2020)
Service Manual
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Summary of Contents for Dyaco CE850

  • Page 1 CE850(2020) Service Manual...

  • Page 2: Table Of Contents

    7. Product Safety Instructions 7.1 Important Safety Instructions 7.2 Important Electrical Instructions 7.3 Important Grounding Instructions 8. CE850(2020) Elliptical Error Messages and Troubleshooting for electronic Issues 8.1 Error Message: EEPROM ERROR 8.2 Error Message: Err 8.3 Error Message: - - - 8.4 Circuit Diagram...

  • Page 3: Ce850(2020) Elliptical Outlines

    Outlines CE850(2020)
  • Page 4 ) Handle Bar Cover (R) Console Assembly Mast Cover(L) Console Mast Cover(R) Side Case(L) Side Case(R) Right Slider Cover Side Case Rear Shroud Connecting Arm Cover (R)(A) Pedal (L) Rear Stabilizer Cover Pedal (R) Slide Wheel Cover...
  • Page 5 Seat Handle Bar (L) Console Mast Swing Arm (R) Lower Handle Bar (L) Moving Range Adjusting Assembly Flywheel Main Frame Connecting Arm (L) Lower Handle Bar (R) Left Pedal Base Connecting Arm (R) Pedal Arm (L) Right Pedal Base Rear Rail Assembly Pedal Arm (R)
  • Page 6 Adjusting Lever Bushing Housing, Pedal Arm Swing Assembly Crank Arm Assembly Incline Motor Slider Adjustment (L) (R) Wheel Base Left Driving Wheel Base Assembly Gear Motor Joint Assembly connecting Component Slider Adjustment (R) Right Driving Assembly Joint Assembly...

  • Page 7: Electronic Parts

    2. Electronic Parts...

  • Page 8: Upper Controllers

    2-1 Upper Controllers DISPLAY Cooling FAN THUMB SWITCH...

  • Page 9: Lower Controller And Driver

    2-2 Lower Controller and Driver SPEED SENSOR TENSION MOTOR MOTOR CONTROLLER STRIDE MOTOR...

  • Page 10: Electrical Configurations

    3. Electrical Configurations...
  • Page 11 ONSOLE Interface that controls all functions of the Elliptical. AIN CONTROLLER The circuit board consist of the DC power supply for console、stride driver and tension motor driver, link the console to output appropriate voltages for tension motor that control the elliptical functions. ENSION MOTOR OTOR It can change to increase or decrease resistance level of brake.
  • Page 12 ENERAL NFORMATION ONSOLE Contain Keys control and LED Display. Main controller Include power supply 、 motor driver control circuit and stride control circuit. ENSION MOTOR Work voltage: DC 4.0~6.0V Control resistance increases and decreases. TRIDE MOTOR This is a 115 volt (or 220 volt) AC motor. Have four wires, red, black, white and green.

  • Page 13: Product Operation

    Product Operation CE850(2020)
  • Page 14 Display Windows LED Data Display Windows Scan Button for LED or Message center Windows Matrix Display for laps and profile Scan button for Up, Down PROGRAM Dot-Matrix window. controls USB Charging Cooling Fan Control center toggles (Thumb switch)
  • Page 15 Operation POWER When initially powered on the console will perform an internal self-test. The odometer will remain displayed for only a few seconds then the console will go to the startup display. The Dot Matrix Message Center will be scrolling through the different profiles of the programs and will be scrolling the start up message.
  • Page 16 function. This allows you to go back one step in the programming each time you press the Stop key button. The Program Key is used to preview each program. When you first turn the console on, you may press Program key to preview what the program profile looks like.

  • Page 17: Ce850(2020) Elliptical Unit Block Diagrams

    Unit Block Diagrams CE850(2020)
  • Page 18 Elliptical Configuration...

  • Page 19: Ce850(2020) Elliptical Basic Connections And Wiring

    Basic Connections and Wiring CE850(2020)

  • Page 20: Display Board Wire Connections

    6-1 Display Board wire Connections...

  • Page 21: Display Board Pcb Component Locations

    6-2 Display Board PCB Component Locations PCB Board Top...
  • Page 22 PCB Board Bottom...
  • Page 23 The console Interface Board wire Connections...
  • Page 24 Driver Board Wire Connections...
  • Page 26 Driver Board PCB Component Locations and Function TRANSFORMER TRANSFORMER AC POWER AC POWER INPUT AC POWER OUTPUT INPUT AC POWER INPUT STRIDE MOTOR TENSION MOTOR SENOR STRIDE MOTOR STRIDE STRIDE SYSTEM MOTOR MOTOR VR CABLE DOWN...
  • Page 27 AC POWER INPUT AC POWER INPUT STRIDE MOTOR TENSION MOTOR SENSOR STRIDE MOTOR STRIDE STRIDE SYSTEM MOTOR MOTOR VR CABLE DOWN...
  • Page 28 Tension Motor connector definition function STEEL ROPE MAIN CONTROL 1. M+ 2. M- 3. +5V 4. VR 5. GND...

  • Page 29: Product Safety Instructions

    7. Product Safety Instructions...

  • Page 30: Important Safety Instructions

    7-1 Important Safety Instructions - To reduce the risk of electric shock disconnect your Ellipitcal from the electrical outlet prior to cleaning and/or service work. - To reduce the risk of burns, fire, electric shock, or injury to persons, install the Ellipitcal on a flat level surface with access to a 115-volt, 15-amp grounded outlet with only the Ellipitcal plugged into the circuit.
  • Page 31 Error Messages / CE850(2020) Troubleshooting...
  • Page 32  Error code items： Error Message Explain EEPROM ERROR EEPROM failure Tension motor is failure Stride motor is failure  Prepare： Picture Tool name Multi-meter...

  • Page 33: Error Message: Eeprom Error

     8-1 Error Message：EEPROM ERROR  Definition: All screens are off, and outputs are stop when EEPROM damaged or malfunction. Display message will show “EEPROM ERROR”.  Troubleshooting: Replace upper controller.

  • Page 34: Error Message: Err

     8-2 Error Message ： Err  Definition：When you press the Level Up or Down key, the motor does not move.” Err” appears on the display.  Configuration：...
  • Page 35  Tension Motor Operation Part Description Key signal travels to the display. The main program IC then Display sends a command signal to the drive board. Drive board receives the signal and responds by putting out Drive Board power to the motor. Level UP:+5VDC;Level DOWN:-5VDC ...
  • Page 36 Place probes on the motor control wire (Red probe in palm wire, Black probe in black wire)
  • Page 37 8-3 Error Message：- - -  Definition：The console board is not detecting the VR voltage value, or the voltage value has exceeded the range.”- - -” appears on the STRIDE WINDOW.  Configuration：...
  • Page 38  Case of STRIDE ERROR  Stride VR value exceeds the range. --- appears on the display.  Stride motor isn’t operation up or down, making the VR value exceed the range.  After turning on the unit, the display board detects that the stride VR voltage exceeds the range, so --- appears. ...
  • Page 39  Troubleshooting Part Troubleshooting 1. Reconnect VR wires. Stride VR 2. Inspect whether the stride wires are broken or disconnected. 1. Inspect the stride wire and 14-pin cable connections. Display board 2. Test whether the VR voltage varies at the stride wire terminal. 1.
  • Page 40  Test configuration. The console to driver board connector pin define function To driver board connector pin define function: 1. MTR- 2. MTR+ 3. +5V 4. MPOS 5. GND 6. RPM 7. GND 8. NC 9. 5V 10. +12V 11. GND 12.
  • Page 41 Stride motor control function relate parts location MTR- MTR+ The position sensor wires 1. MTR- MPOS 1. Ground, Red- UP 2. MTR+ 2. Position signal, 3. +5V 3. 5Vdc, 4. MPOS (0~5v depending on incline position) 5. GND 1. RPM White-NEUTRAL 6.
  • Page 42 Test Procedure： Run calibration again. Does the stride motor move at all? If no, do the Up/down lights on the stride board light? If they light, do the relays click on?  If the relay clicks on but the motor doesn’t move: with the stride light and relay activated check the voltage between the neutral (white) wire and the Up (red) or down (black) wire, depending on which direction the motor is supposed to travel according to Up/Down lights on the board.

  • Page 43: Error Message

    Error Message：--- Definition：During stride action, the display board CPU cannot read the VR value, so - - - appears on STRIDE window. Configuration：...
  • Page 44 Cause of “- - -“on STRIDE window  Press the stride UP/DOWN key. The stride doesn’t operate. --- appears on the display.  Explanation  Press the stride UP and DOWN key. The stride operates, moving the VR, which changes the VR value. ...
  • Page 45 Troubleshooting Part Troubleshooting Display board 1. Inspect the cable and connections. 1. Inspect whether the 14-PIN cable is connected well. 14-pin cable 2. Test by replacing the cable with a good one. 1. Press stride UP or DOWN key again, making the stride motor return to its Driver board position.

  • Page 46: Circuit Diagram

    8.4 CIRCUIT DIAGRAM...

  • Page 47: Calibration Procedure

    8.5 CALIBRATION PROCEDURE Stride Calibration: If there is a problem with the stride function, try running the calibration. Press the STRIDE up key and the START key at the same time. Hold them down for 5 seconds and the Stride calibration will start and run automatically.

  • Page 48: Fuse Replacement

    8-6 Fuse replacement FUSE 10A If your elliptical loses power or will not start, check the fuse located on the motor controller. DANGER: Turn the power switch off and unplug the elliptical to reduce the risk of an electric shock Remove FUSE holder.

  • Page 49: Troubleshooting Procedure Matrix

    8-7 Troubleshooting procedure matrix Condition Reason Solve LED not bright, incomplete or imperfect. 1. LED light is broken. 1. Replace with new LED or console. 2. Power to console too low. 2. Check AC power is 110-120V. 3. Check power to console. 4.
  • Page 50 2. The connector of HANDPULSE 2. Connect the cable again. W/WIRE and Console not connected properly. 3. Replace with new cable. 3. The wires got damaged when connecting the HANDPULSE W/WIRE 4. Replace console or Hand pulse board. and Console. 4.

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