Sears C249 30533 0 Service Manual Download | Manualshive

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Summary of Contents for C249 30533 0

Page 1: ...M Ma au ur ri ic ce e P Pi in nc co of ff fs s 1 1 8 88 88 8 7 70 07 7 1 18 88 80 0 S Se ea ar rs s C C2 24 49 9 3 30 05 53 33 3 0 0 T Tr re ea ad dm mi il ll l S Se er rv vi ic ce e M Ma an nu ua al l ...

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

Page 3: ...ONFIGURATION 4 1 C249 30684 0 Treadmill components 4 B GENERAL INFORMATION 5 1 Console 5 2 Main controller 5 3 Treadmill motor 5 4 incline motor 5 Operation 7 A WINDOW DISPLAY MODE 7 1 OFF Mode 7 2 READY Mode 7 3 SLEEP Mode 7 4 RUN Mode 7 B FUNCTION 8 1 SPEED 8 2 TIME 8 3 DISTANCE 8 4 CALORIES 9 5 INCLINE 9 6 PULSE 9 C FUNCTION BUTTON IN MAIN MODE 10 1 READY MODE 10 2 SLEEP MODE 3 RUN MODE 10 D SP...

Page 4: ...T Ta ab bl le e o of f C Co on nt te en nt ts s 2 2 1 General 13 2 Troubleshooting Matrix 14 3 controller debugging form 22 Diagrams and Schematics 23 APPENDIX A 27 1 TREADBELT ADJUSTMENT 27 APPENDIX B 29 1 TREADMILL LUBRICATION 29 APPENDIX C 30 1 RESET SWITCH RESETTING 30 APPENDIX D 31 1 FUSE REPLACEMENT 31 APPENDIX E 32 1 SPEED SENSOR ADJUSTMENT 32 2 SERVICE QUESTIONS 32 ...

Page 5: ... 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 25 Figure 7 Schematic Diagram 26 Figure 8 If Treadbelt slips 27 Figure 9 If tread belt shifts too far to the Right 27 Figure 10 If tread belt shifts too far to the Left 28 Figure 11 Resetting...

Page 6: ... 30533 0 TREADMILL COMPONENTS a Safety key Magnetic key that fits in the Console to activate all functions b Console Interface that controls all functions of the treadmill c Main controller A circuit board that incorporates the DC power supply and takes input from the console and sends out appropriate voltages that control the treadmill functions d Treadmill motor A variable speed reversing 0 110 ...

Page 7: ...d green c If there is DC voltage on the Red wire M the treadmill motor will turn clockwise d If there is DC voltage on the Black wire M the treadmill motor will turn counter clockwise e The higher the voltage the faster the motor turns f The green wire is ground 4 INCLINE MOTOR a Reversing 110 V AC motor b Have four wires red black white and green c Has three 3PIN cables of position sensor d If th...

Page 8: ... ic ce e M Ma an nu ua al l M Ma au ur ri ic ce e P Pi in nc co of ff fs s D De es sc cr ri ip pt ti io on n 1 1 8 88 88 8 7 70 07 7 1 18 88 80 0 D De es sc cr ri ip pt ti io on n 6 6 Figure 1 Operational Flowchart ...

Page 9: ...2 READY MODE a When the treadmill is on and the safety key is inserted in console the dot matrix will display SELECT PROGRAM b TIME DISTANCE and CALORIES Values will all be saved when RUN Mode enters READY Mode c In READY Mode if user doesn t press any button for 5 minutes it will then enter SLEEP Mode d Press START button to start treadmill on manual mode 3 SLEEP MODE a In SLEEP Mode when any but...

Page 10: ...nt is 0 1MPH KPM 2 TIME a TIME is either COUNT UP or COUNT DOWN System preset is COUNT UP if user sets the time then timer is COUNT DOWN b DISPLAY range is 0 00 to 99 59 c WORK range is 0 00 to 99 59 d COUNT DOWN setup range is 10 00 to 99 00 e When TIME is set the count will go to zero f In RUN Mode press STOP button to save value of time and enter RUN Mode again that value will continue count up...

Page 11: ... COUNT DOWN b DISPLAY range is 0 0 to 999 9 c WORK range is 0 0 to 999 9 d COUNT DOWN setup range is 1 0 to 999 0 e In RUN Mode press the STOP button to save value of distance and entering RUN Mode again that value will continue count up time 5 INCLINE a Press UP or DOWN to adjust incline each increment and decrement is 1 b DISPLAY range is 0 to 999 c WORK range is 0 to 10 d INCLINE preset value i...

Page 12: ...button to select TIME DISTANCE and CALORIES that can press FAST or SLOW to set count down If MODE button is pressed for 3 seconds the treadmill will clear all value to zero g FAST button If user doesn t enter a setting then this button is non functional h SLOW button If user doesn t enter a setting then this button is non functional i UP button If user doesn t enter a setting then this button is n...

Page 13: ...reases to MAX SPEED quickly f 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 g UP button Press the button to raise position and each increase is 1 the MAX INCLINE position is 10 h DOWN button Press the button to raise position and each increase is 1 the MIN INCLINE position is 0 i 5 pres...

Page 14: ...STOP button to exchange to Mile Mode in SPEED window and the value is UNIT M f Speed Mode it s in program window g Press START button to memorize above setting and enter next section of setting mode h Set Min SPEED Press FAST or SLOW button to adjust minimum speed value to 1 0 in SPEED window i Press START button to memorize above setting and enter next section of setting mode j Set Max SPEED Pres...

Page 15: ... sh ho oo ot ti in ng g 1 13 3 TROUBLESHOOTING WARNING ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL OUTLET BEFORE SERVICING THE UNIT 1 GENERAL a Do a visual check of all wiring and connections looking for chafed wires or lose connections b Make sure any wiring is safely positioned and or secured away from moving parts c If you find a fuse blown on a circuit board replace the circuit board ...

Page 16: ...9 ON OFF switch is broken 1 Plug the power cord into outlet 2 Plug the power cord into unit 3 Check the voltage of outlet 4 Replace with new power cord 5 Replace with new power cord 6 Check if wire is disconnected connect it again 7 Press the small red button to return to original status 8 Replace with new breaker 9 Replace with new A C switch After turning on power treadmill has a popping sound 1...

Page 17: ...ole With no safe key but treadmill could display or operate 1 Reed switch of console is broken Short 2 Have other magnetic components on console 1 Replace with new reed switch or console 2 Remove magnetic component beside safe key When press START treadmill doesn t start 1 Motor M or M wire isn t connected into right position 2 Controller is broken No power to motor 3 Motor is broken 1 Please chec...

Page 18: ...gging form 2 Motor wires red black aren t plugged into controller 3 Computer cables not connected properly 4 Computer cables are broken or damaged 5 Motor belt is broken 6 Controller is broken 7 Motor is broken 8 Console is broken 1 Turn off power and reset the treadmill 2 Plug cable again 3 Plug the wire again on controller connector and console 4 Replace with new cable 5 Replace with new motor b...

Page 19: ...t 1 0 to 10 0 mile Console is not calibrated Calibrate the console INCLINE windows display is not 0 to 10 Console is not calibrated Calibrate the console The speed of the belt doesn t match console display Console is not calibrated Calibrate the console The incline position doesn t match with console displayed Console is not calibrated Calibrate the console INCLINE window display E2 Position Senso...

Page 20: ...calibrate it FAST SLOW button of SPEED ADJUSTMENT SWITCH can t be used Speed button just can press FAST can t press SLOW 1 The connector of SPEED CABLE UPPER and CONSOLE not connected properly 2 The connector of SPEED CABLE UPPER and SPEED ADJUSTMENT SWITCH W CABLE not connected properly 3 The connector of SPEED CABLE UPPER or SPEED ADJUSTMENT SWITCH W CABLE damaged 4 Button of SPEED ADJUSTMENT SW...

Page 21: ...ss DOWN can t press UP 1 The connector of INCLINE CABLE UPPER and CONSOLE not connected properly 2 The connector of INCLINE CABLE UPPER and INCLINE ADJUSTMENT SWITCH W CABLE not connected properly 3 The connector of INCLINE CABLE UPPER or INCLINE ADJUSTMENT SWITCH CABLE is damaged 4 Button of INCLINE ADJUSTMENT SWITCH is damaged 5 The connector of INCLINE CABLE UPPER or INCLINE ADJUSTMENT SWITCH C...

Page 22: ... lost its function No pulse displayed on monitor 1 Chest belt not worn properly 2 Distance is too far and exceeds range of receiver 3 Chest belt battery is weak or dead 1 Check chest belt has proper contact with skin and is oriented correctly 2 User chest belt in front of console within 3 feet 3 Replace with new lithium battery type is CR2032 Chest belt too close to the treadmill Weak battery Repl...

Page 23: ... ti in ng g 2 21 1 Noise under motor cover 1 Worn brushes or bearings on motor 2 Front roller bearings are defective 3 Drive belt is misadjusted too tight or too loose 1 Replace with new motor 2 Replace with new front roller 3 Adjust motor position Noise in the rear of the treadmill 1 Rear roller bearings are defective 2 Rear roller misaligned 1 Replace with new rear roller 2 Adjust rear roller po...

Page 24: ... current of DC motor When current of motor exceed 25A the LED will turn on If LIMIT light is bright for 3 to 5 seconds the S_D light will turn on Loading is too high on belt Operation is not correct motor lock Check mechanical drive system is not locked or jammed Replace controller Replace motor S_D Controller shut down If controller has unusual shut down the S_D light will be always bright Motor ...

Page 25: ...in nc co of ff fs s D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 1 1 8 88 88 8 7 70 07 7 1 18 88 80 0 D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 2 23 3 DIAGRAMS AND SCHEMATICS Figure 2 Console Layout Figure 3 Mechanical Layout ...

Page 26: ... ff fs s D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 1 1 8 88 88 8 7 70 07 7 1 18 88 80 0 D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 2 24 4 Figure 4 Main Controller information voltages Figure 5 Function JK2 connector on Main Controller ...

Page 27: ... White Wire BREAKER AC Switch Red Wire Motor Black Wire Controller Green Wire JK1 10CM Black Wire Core 12PIN 2300mm Bottom Connection Sensor Wire 1000mm Green Wire 100mm Green Wire Green with yellow CONNECTOR CONNECTOR PLUG 100mm Black Wire AC2 0 120V Incline Motor JK2 Incline VR White Wire Black Wire Red Wire JK3 Incline VR DOWN 0 120V COM 0 120V UP 0 120V 929 A65 TREADMILL CIRCUIT DIAGRAM M 0 11...

Page 28: ...a au ur ri ic ce e P Pi in nc co of ff fs s D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 1 1 8 88 88 8 7 70 07 7 1 18 88 80 0 D Di ia ag gr ra am ms s a an nd d S Sc ch he em ma at ti ic cs s 2 26 6 Figure 7 Schematic Diagram ...

Page 29: ...he operation 1 4 TURN 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 a Set the treadmill speed to 3 5 mph 5 6 km b Tighten the right adjusting bolt a 1 4 turn clockwise using allen wrench c Wait 15 seconds if no change turn the left adjusting bolt a 1 4...

Page 30: ...admill 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 DO NOT OVERTIGHTEN TREADBELT If treadbelt is overtightened edges of treadbelt will begin to curl CAUTION DO NOT ALLOW ANYONE TO WA...

Page 31: ... 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 1 Lift one side of treadbelt 2 Pour one half of the lubricant bottle under the center of the treadbelt on the top surface of the treadboard 3 Walk on the treadmill at a slow speed for 3 to 5 minutes to evenly distribute lubricant NOTE DO NOT over lubricate trea...

Page 32: ... 7 1 18 88 80 0 A AP PP PE EN ND DI IX X C C 3 30 0 APPENDIX C Figure 11 Resetting Reset switch 1 RESET SWITCH RESETTING a If the red button of reset switch is tripped it will protrude out from the face of the switch b Press in the red button of the switch c If the red button of reset switch is not tripped that means normal Tripped Normal ...

Page 33: ...ND DI IX X D D 3 31 1 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 34: ...es 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 The spacing must be 1 8 Loosened screw and slide speed sensor in or out of clamp Retighten screw Replace the motor cover 2 SERVICE QUES...

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