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Vision Fitness U70-02 (CB68C)

 Service Manual   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for CB68C

Page 1: ...Vision Fitness U70 02 CB68C Service Manual...

Page 2: ...e Exercise 14 4 4 Troubleshooting All or Some of the Function Keys Do Not Respond 15 4 5 Troubleshooting High or No Resistance 16 4 6 Troubleshooting Pedals Slipping 17 4 7 Troubleshooting Knocking or...

Page 3: ...enerator Belt Replacement 33 5 16 Generator Replacement 35 5 17 Transmission Axle Set Replacement 37 5 18 Pulley Axle Set Replacement 39 5 19 Rear Stabilizer Replacement 42 5 20 Testing the Bike 43 CH...

Page 4: ...CE SCHEDULE Item Daily Weekly Monthly Quarterly Biannual Annual Console Mounting Bolts Inspect Frame Inspect Display Console Clean Inspect Seat Guide Rods Clean Lubricate Pedals Clean Inspect Handleba...

Page 5: ...enerated during operation Frequency Every 3 to 4 months Procedure 1 Remove the Poly V belts 450 JFG and check the grooves of the belt for dirt or dust and clean if any is present 2 Check the grooves i...

Page 6: ...6 CHAPTER 2 WIRING DIAGRAM INSTRUCTION 2 1 Electrical Installation...

Page 7: ...7 CHAPTER 2 WIRING DIAGRAM INSTRUCTION 2 2 Electrical Diagram...

Page 8: ...WIRING DIAGRAM INSTRUCTION 2 3 Wiring Diagram P01 CONSOLE WIRE 2 4 Lower Control Board Diagram J2 7 pin terminal to the console J3 3 pin terminal to the generator J4 2 pin terminal to the power resist...

Page 9: ...1 Quick key cable for R70 JHD Console wire for S70 JAI Console wire for S60 U70 R70 JHG1 JHG2 Hand grip cable for all models Select switch Select current model by hand Select switch JQK Quick key for...

Page 10: ...NCE keys 3 Press the ENTER key to see the value of the function 4 To change the value of the setting use the UP and DOWN RESISTANCE keys 5 To confirm and save the value of the setting press the ENTER...

Page 11: ...all programs UNIT MILE KM MILE Set the unit to miles or kilometers MACHINE BIKE BIKE ELLIPTICAL Set machine to bike or elliptical mode ACCUMULATED TIME _ _ _ Total time the product has been used in ho...

Page 12: ...k the connection of power resistor or replace power resistor 0x02AB C Machine Type Error Set the Machine Type to the correct type of LCB 0x02B3 C Resistance Type Error Set the Machine Type to the corr...

Page 13: ...minals on pins 1 4 of the console cable There should be a reading of more than 5 5VDC Figure A If voltage is more than 5 5VDC replace the console If voltage is less than 5 5VDC or the new console does...

Page 14: ...set your multi meter to resistance and place a terminal on pin 3 of the console cable at both the LCB and UCB There should be a resistance ohm reading Figures A B If a resistance reading is shown repl...

Page 15: ...s damaged 3 The UCB is damaged SOLUTION 1 Check the connections of the keypad at the UCB a Remove the console from the console mast b Remove the 6 screws holding the back of the console to the front F...

Page 16: ...operly to the LCB 3 Set your multi meter to resistance ohms and place both terminals on the power resistor wires Check the power resistor wires for resistance Figure A If the power resistor wire does...

Page 17: ...is damaged replace the drive assembly 4 7 Troubleshooting Knocking or Creaking Noise KNOCKING OR CREAKING NOISE POSSIBLE CAUSES 1 The pedal is on the crank too loosely 2 The crank or axle is worn out...

Page 18: ...the voltage is not between 0 5 and 2 0VDC remove the 3 screws holding the HR grip together and check the connection of the HR grip wiring 2 Check continuity of the HR grip wiring a Place one terminal...

Page 19: ...able and HR connections from the defective console and remove the console Figure B FIGURE B 3 Reinstall the wire connections to the new console 4 Carefully push the wires into the console and mast unt...

Page 20: ...being careful to support the handlebar Figure A FIGURE A 2 Carefully pull the wires from the console mast until the connectors are showing and then disconnect the 3 wires from the handlebar and remov...

Page 21: ...n be split into 2 pieces Figure B FIGURE A FIGURE B 3 Disconnect the HR plate wiring and remove the old HR grip Figure C 4 Reverse Steps 1 3 to install new HR grips The white wire should be on the bot...

Page 22: ...REPLACEMENT GUIDE 5 4 Cup Holder Replacement 1 Remove the 2 screws holding the cup holder to the console mast Figure A FIGURE A 2 Remove the cup holder Figure B FIGURE B 3 Reverse Steps 1 2 to install...

Page 23: ...nsole mast Figure A and remove the 5 screws holding the console mast to the frame Figure B FIGURE A FIGURE B 4 Pull the wires out the bottom of the console mast and remove the mast Figure C FIGURE C 5...

Page 24: ...CEMENT GUIDE 5 6 Seat Pad Replacement 1 Remove the 3 screws holding the seat pad to the seat post Figure A FIGURE A 2 Lift the seat pad away from the seat post Figure B FIGURE B 3 Reverse Steps 1 2 to...

Page 25: ...the seat adjustment pin Figure A 2 Pull the seat post upward until the stem comes away from the frame and set it aside Figure B FIGURE A FIGURE B 3 Remove the 3 screws holding the seat pad to the seat...

Page 26: ...post upward until the stem comes away from the frame and set it aside Figure B FIGURE A FIGURE B 3 Remove the rubber boot that rests at the bottom of the seat post Figure C 4 Grab the lip of the seat...

Page 27: ...wrench to remove the pedal from the crank Figure A NOTE For the right side pedal the threads are normal For the left side pedal the threads are reversed the pedal turns off counterclockwise 2 Remove t...

Page 28: ...fferent on the tool 2 Remove the crank arm cover Figure B Figure A Figure B 3 Attach the 1 side of the tool into the crank and use a wrench to remove the nut from the crank Figure C 4 Thread the 2 sid...

Page 29: ...the seat post and seat post boot Figures B C FIGURE A FIGURE B FIGURE C 4 Remove the 11 screws holding the left shroud in place Figure D 5 Remove the 11 screws holding the right shroud in place Figure...

Page 30: ...ove the 2 screws holding the lower board to the frame Figure B and remove the lower control board FIGURE A FIGURE B 4 Reverse Steps 1 3 to install a new lower board Figure C shows the connections at t...

Page 31: ...he belt off of the pulley Figure A 3 Remove the drive belt Figure B FIGURE A FIGURE B 4 Reverse Steps 1 3 to install a new drive belt NOTE Be sure to reattach the tension spring Figure C If more tensi...

Page 32: ...t is attached to the frame with one bolt Figure A with nut Figure B FIGURE A FIGURE B 3 Remove the tension spring Figure C 4 Remove the Idler set Figure D FIGURE C FIGURE D 5 Reverse Steps 1 4 to inst...

Page 33: ...e connector of the generator and unplug the generator wire from the LCB Figure A 3 Remove the nuts holding the generator to the frame Figure B FIGURE A FIGURE B 4 Remove the nuts putting tension on th...

Page 34: ...e E 7 Pull the generator out of the frame towards the front of the unit and remove the generator belt Figure F FIGURE E FIGURE F 8 Reverse Steps 1 7 to install a new generator belt NOTE Be sure to re...

Page 35: ...connector of the generator and unplug the generator wire from the LCB Figure A 3 Remove the nuts holding the generator to the frame Figure B FIGURE A FIGURE B 4 Remove the nuts putting tension on the...

Page 36: ...e E 7 Pull the generator out of the frame towards the front of the unit and remove the generator belt Figure F FIGURE E FIGURE F 8 Reverse Steps 1 7 to install a new generator NOTE Be sure to re tensi...

Page 37: ...on the right side of the frame Figures B C FIGURE A FIGURE B 4 Turn the pulley until the hole in the pulley lines up with the screw in the frame Then remove the first screw Figure D FIGURE C FIGURE D...

Page 38: ...H 8 Reverse Steps 1 7 to install a new pulley axle set NOTE The bearings on the pulley axle cannot be re used after removal of the pulley axle assembly NOTE Clean the bearing frame housing and daub a...

Page 39: ...shrouds as outlined in Section 5 11 2 Pull up on the tension assembly and walk the drive belt off of the pulley Figure A 3 Remove the drive belt Figure B FIGURE A FIGURE B 4 Remove the c clip holding...

Page 40: ...cement Continued 5 Install two nuts into the pulley axle and turn the nuts until the heads are close to the drive axle Figures E F FIGURE E FIGURE F 6 Use a mallet to hit the pulley axle until it is l...

Page 41: ...bearings on the drive axle cannot be re used after removal of the drive axle assembly NOTE Clean the bearing frame housing and daub a fixative Red Loctite 603 is recommended on the inside of housing...

Page 42: ...19 Rear Stabilizer Replacement 1 Lean the bike to one side and remove the 4 screws holding the rear stabilizer to the frame Figure A 2 Remove the rear stabilizer Figure B FIGURE A FIGURE B 3 Reverse S...

Page 43: ...set for Bike change to Bike using the UP or DOWN RESISTANCE keys and press STOP to save e Press and hold the STOP key for 3 5 seconds to return to normal function 2 Without hitting start or entering...

Page 44: ...RE UPGRADE PROCEDURE 6 1 Software Upgrade Instructions A Service Tools Accessories 1 MSP FET430 Gang Programmer 2 Parts number MT00L 039 3 Software A 14 PIN B POWER SUPPLY SPECIFICATION 8 15V 300MA MS...

Page 45: ...p is ADT430 The MSP430 FLASH Gang Programmer GUI is displayed on the screen as shown in Figure B FIGURE B The status message in the GUI displays the message MSP GANG430 Gang Programmer connected If th...

Page 46: ...3 5 Use the Load Image button to download the console software file to the MSP GANG430 as shown in Figure A 3 6 Select the supply voltage for the console from MSP GANG430 3 7 Select the options in Mai...

Page 47: ...install passes the OK green LED will light as shown in Figure F FIGURE D FIGURE E FIGURE F 5 Install the console onto frame Then pedal the machine to provide power for the console Enter into Engineer...

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