Nautilus Bowflex C6 Service Manual Download Page 74

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Speed Sensor

Magnet

Drive Pulley

Drive Belt

24.

Put the Drive Belt around the edge of the Drive Pulley. Slowly turn

the Drive Pulley and carefully walk the Drive Belt onto the Drive Pulley.

Make sure the Drive Belt is aligned on the Flywheel Pulley and Drive

Pulley.

Be sure to keep fingers clear of all pinch hazards as

you turn the Drive Pulley and Flywheel.

25.

Connect the wire connector from the new Speed Sensor Cable to the

harness plug, and push the connection into the Left Frame Upright.

26.

Reinstall the Lower Rubber Grommet in the lower opening in the Left

Frame Upright to hold the Speed Sensor Cable in position.

NOTICE:

Do not crimp the cable.

27.

Re-install all remaining parts that were removed in reverse order.

NOTICE:

Do not crimp any cables. Install the Flywheel Tensioners

at the position that you recorded in step 15. Make sure

the Flywheel can turn easily. Verify that the Speed

Sensor and Speed Sensor Magnet on the Flywheel do

not touch.

Speed Sensor

Lower Rubber

Grommet

Speed Sensor Cable

Left Frame Upright

Summary of Contents for Bowflex C6

Page 1: ...al Number 3 1 FCC Compliance 3 1 Specifications 4 1 Maintenance 5 1 Moving Storing the Machine 6 1 Leveling the Machine 6 1 Heart Rate Armband 7 1 Adjustments 8 1 Locking the Flywheel for Storage 9 1 Troubleshooting 10 1 Maintenance Parts Exploded View 12 1 Replacement Procedure Skill Level 13 Mechanical Procedures 2 Adjust the Belt Tension 14 3 Calibrate the Magnetic Resistance Sensor 18 4 Instal...

Page 2: ...t Customer Service for replacement labels If purchased outside US Canada contact your local distributor for them Do not try to change the design or functionality of the machine being serviced as this can adversely affect user safety Do not put the machine back in service until all shrouds instructions warning labels and correct functionality have been verified and tested for correct performance NO...

Page 3: ...ar installation In the unlikely event that this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Consult the deal...

Page 4: ...d with IC4 and C6 Rechargeable lithium battery DO NOT dispose of this product as refuse This product is to be recycled For proper disposal of this product please follow the prescribed methods at an approved waste center Select the area where you are going to set up and operate your machine For safe operation the location must be on a hard level surface Allow a workout area of a minimum 2 5 m x 1 8...

Page 5: ...mmonia Do not clean the Console in direct sunlight or at high temperatures Be sure to keep the Console free of moisture Weekly Clean the machine to remove any dust dirt or grime from the surfaces Check for smooth seat operation If needed sparingly apply a thin coating of silicone lube to ease operation Silicone lubricant is not intended for human consumption Keep out of reach of children Store in ...

Page 6: ...or safe storage of the machine remove the power supply and place in a secure location Tighten the Brake Resis tance Adjustment Knob as described until the Flywheel is locked Place the machine in a secure location away from children and pets Leveling the Machine The machine needs to be leveled if your workout area is uneven Level ers are found on each side of the stabilizers Lift the stabilizer sli...

Page 7: ...e worn on the upper portion of your forearm with the Heart Rate Sensor to the inside of your forearm It should be snug enough not to move around on your arm but not so tight that it restricts blood circulation Note Be sure to remove the protective cover from the Heart Rate Sensor before use 1 Put the Bluetooth Heart Rate Armband onto the upper portion of your forearm 2 Push the On Off LED button o...

Page 8: ... Adjustment Foot pedals with straps provide secure footing to the exercise bike 1 Put the ball of each foot in the Foot Restraint on the Pedals 2 Fasten the strap over the shoe 3 Repeat for the other foot Be sure toes and knees point directly forward to ensure maximum Pedal efficiency Pedal straps can be left in position for subsequent workouts Using the Shoe Clips Cleats Foot pedals that are equi...

Page 9: ...and push it back in to reposition it Continue turning as needed Locking the Flywheel for Storage When the machine is not in use be sure to lock the Flywheel with the Emergency Brake Resistance Adjustment Knob To lock the Flywheel turn the Emergency Brake Resistance Adjustment Knob clockwise until it encounters an increase in resistance Then rotate the Emergency Brake Resistance Adjustment Knob ano...

Page 10: ... Sensor Make sure the RPM Sensor Magnet and the RPM Sensor are in place No Speed RPM reading Check data cable integrity All wires in cable should be intact If any are cut or crimped replace cable Check data cable connections orientation Be sure cable is connected securely and oriented properly Small latch on connector should line up and snap into place Check Speed Sensor Magnet position Speed Sens...

Page 11: ...sensor or the connecting wire Contact Customer Service if inside US Canada or your local distributor if outside US Canada Unit rocks does not sit level Check level adjustment Levelers may be turned to level machine Check surface under unit Adjustment may not be able to compensate for extremely un even surfaces Move machine to level area Pedals loose unit difficult to pedal Pedals seem to skip or s...

Page 12: ...Cap E Seat Post Adjustment Knob P Power Inlet AA Pedal w Foot Restraint F Brake Resistance Knob Q Front Stabilizer BB Axle Nut G Console R Transport Wheel CC Flywheel Retainer Nut H Media Tray S Leveler DD Data Cable I Handlebar T Rear Stabilizer EE Speed Sensor J Adjustment Handle Handlebar Slider U Drive Belt FF Speed Sensor Magnet K Water Bottle Holder V Cover Drive Belt Inside GG AC Adapter E ...

Page 13: ...ledgeable about mechanical procedures Disconnect all power to the machine before you service it When disposing of old parts obey the applicable local and provincial requirements For instructions to replace the following parts please refer to the Assembly Manual for your bike Console Front Stabilizer Handlebar Handlebar Post Pedals Rear Stabilizer Seat Seat Post Water Bottle Holders ...

Page 14: ... maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructiona...

Page 15: ...e Drive Belt slips continue to step 3 3 Using a flathead screwdriver remove the threaded Cap from the right Crank Arm 4 Using a 16mm socket and wrench remove the Flange Nut under the threaded Cap 5 Thread the Crank Puller into the Crank Arm When the Crank Puller is in the correct position only 1 2 threads on the outer portion CP2 of the Crank Puller should show Note Be sure the end of the Bolt CP1...

Page 16: ... Push the Drive Belt downward at the midpoint M between the pulleys and measure the distance The Drive Belt should have only 0 25 0 64 cm of give Or Hold the edges of the Drive Belt at the midpoint M and twist it It should turn only 90 degrees 1 4 turn to vertical If the Drive Belt is too loose use a 10mm wrench to turn each Flywheel Retainer Nut 1 4 turn to the right If the Drive Belt is too tigh...

Page 17: ...again if necessary 12 Tighten the Axle Nuts when the Drive Belt tension is correct NOTICE Make sure the Flywheel is aligned with the Frame Be sure the Flywheel Axle does not touch the Drive Belt inside 13 Remove the right Pedal and Crank Arm Reinstall the Drive Belt Cover Crank Arm and Pedal 14 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly a...

Page 18: ...hildren away from the product being serviced at all times Disconnect all power to the machine before you service it Make sure that the repair is done in an appropriate work space away from foot traffic and exposure to bystanders Some components of the equipment can be heavy or awkward Enlist the service of a second person when you do maintenance steps involving these components Do not try to do he...

Page 19: ...calibrated and is the one flashing Turn the Resistance Knob counter clockwise until it is unable to turn and then turn it clockwise a quarter of a turn 5 Push the START ENTER button to set this value as the new 1 Configured Value The Console will update the displayed value 6 The Console will now flash the 100 Configured Value The 100 Configured Value is the previously calibrated position for the 1...

Page 20: ...new 100 Configured Value The Console will update the displayed value 10 Unplug the machine from the power adapter for 5 minutes and then plug it back into the machine The Console will activate with the Magnetic Resistance Sensor calibrated to the new positions ...

Page 21: ...eavy or awkward Enlist the service of a second person when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will voi...

Page 22: ...isconnect the Cables that connect the Console to the Frame Assembly NOTICE Do not crimp any cables 5 Being prepared to support the Handlebars loosen the Handlebar Post Adjustment Handle and remove the Handlebar Assembly from the Frame Assembly Set the Handlebar Assembly safely aside away from the work area 6 Remove the Handlebar Post Adjustment Handle from the Frame Assembly Resistance Knob Dumbbe...

Page 23: ...river to remove the Wedge Bushing exposed behind the Threaded Cap from the Frame Assembly or safely tilt the machine until the Wedge Bushing falls from the Frame Assembly Note Be sure to notice how the Wedge Bushing engages within the Frame Assembly to assist with re assembly 9 Dispose of the old Wedge Bushing and Threaded Cap Threaded Cap ...

Page 24: ...reverse order 11 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual ...

Page 25: ...ocedure before working on the machine Failure to obey the instructions and safety warnings could cause injury to the service technician or bystanders Keep bystanders and children away from the product being serviced at all times Disconnect all power to the machine before you service it Make sure that the repair is done in an appropriate work space away from foot traffic and exposure to bystanders ...

Page 26: ...r reassembly NOTICE Hold the Brake Cover so that it does not fall 3 Loosen the Resistance Knob to the minimum resistance setting 4 Loosen and remove the hardware indicated by arrows that attaches the Emergency Brake Pad to the Brake Assembly 5 Slide the old Emergency Brake Pad out of the Brake Assembly Note Your machine may not match the images provided exactly Fender Resistance Knob Brake Pad Bra...

Page 27: ...into the opening of the Emergency Brake Pad to keep it in place and install the hardware from the other side 7 Reinstall the Fender NOTICE Do not crimp the cable 8 Adjust the Resistance Knob as necessary 9 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct p...

Page 28: ...nd person when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stic...

Page 29: ...minimum resistance setting 4 Using a small 2 3mm steel pin and hammer push the Roll Pin out of the Collar and Resistance Adjustment Shaft You may need to push down slightly on the Resistance Knob at the same time 5 Turn the Resistance Knob in the direction to increase resistance until the tip of the threaded Resistance Adjustment Shaft comes out of the Resistance Nut Note Your machine may not matc...

Page 30: ...ool or turning the bike upside down 7 Using a 2 Phillips screwdriver remove the hardware indicated by ovals that secures the Brake Sensor Allow the Brake Sensor to hang from the Cable NOTICE Do not crimp the cable 8 Remove the Resistance Sensor Cap after noting the flat segments are oriented up and downward This will assist with re assembly Resistance Knob Resistance Ad justment Shaft Top Spacer S...

Page 31: ...nside the square mount until the Shaft is threaded through the Square Spacer 11 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual Resistance Nut 9 Using a 10mm open end wrench and a 5mm hex wrench remove the...

Page 32: ...n when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and...

Page 33: ...ide for reassembly Note The Left Pedal is reverse threaded Orientation is based from a seated position on the bike The Left Pedal has an L the Right Pedal an R 3 Using a flathead screwdriver remove the threaded Cap from the Crank Arm Note Your machine may not match the images provided exactly Cap Crank Arm ...

Page 34: ...ld parts 7 Installation is the reverse procedure Installation does not require the use of the Crank Puller Be sure the Crank Arms are connected at 180 from each other To reinstall the Pedals carefully align the threads and hand tighten to prevent cross threading Then tighten fully with pedal wrench Note The Left Pedal is reverse threaded Orientation is based from a seated position on the bike The ...

Page 35: ...heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructional placards applied to the product stay present and in good cond...

Page 36: ... 3 Using a 16mm socket and wrench remove the Flange Nut under the threaded Cap 4 Thread the Crank Puller into the Crank Arm A When the Crank Puller is in the correct position only 1 2 threads on the outer portion CP2 of the Crank Puller should show Note Be sure the end of the Bolt CP1 in the Crank Puller is flush with the inner surface CP2 as shown before use NOTICE At the end of this procedure ma...

Page 37: ...e Fender so that it does not fall 7 Loosen the Resistance Knob to the minimum resistance setting 8 Using a 2 Phillips screwdriver remove the hardware indicated by ovals that secures the Brake Sensor Allow the Brake Sensor to hang from the Cable NOTICE Do not crimp the cable 9 Remove the Resistance Sensor Cap after noting the flat segments are oriented up and downward This will assist with re assem...

Page 38: ...ps screwdriver remove the indicated hardware from the Drive Belt Cover Carefully remove the Drive Belt Cover and set it safely aside for reassembly Note The oval indicates the two machine screws with washers Drive Belt Cover 10 Using a 10mm open end wrench and a 5mm hex wrench remove the hardware indicated by arrows from both sides of the machine Resistance Nut Note Please disregard the Right Cran...

Page 39: ...he outer Flywheel Retainer Nut from the Tensioner Eyebolt Remove the Tensioner Eyebolt and inner Retaining Nut from the Flywheel Axle and Tensioner Support Bracket Set the Tensioner hardware aside for reassembly NOTICE It may be necessary to move the Flywheel This step may require two people 16 Carefully move the Flywheel Assembly to the opening in the Flywheel Brackets NOTICE This step may requir...

Page 40: ...y Be sure to keep fingers clear of all pinch hazards as you turn the Drive Pulley and Flywheel 22 Reassembly of the brake parts is the reverse procedure for removal NOTICE Do not crimp any cables Install the Flywheel Tensioners at the position that you recorded in step 11 Make sure the Flywheel can turn easily Verify that the Speed Sensor and Speed Sensor Magnet on the Flywheel do not touch Instal...

Page 41: ...steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructional placards ap...

Page 42: ...e Flange Nut under the threaded Cap 5 Thread the Crank Puller into the Crank Arm A When the Crank Puller is in the correct position only 1 2 threads on the outer portion CP2 of the Crank Puller should show Note Be sure the end of the Bolt CP1 in the Crank Puller is flush with the inner surface CP2 as shown before use CP1 CP2 CP3 Cap Crank Arm Flange Nut Note Pedal not shown Resistance Knob 6 Using...

Page 43: ...r NOTICE Installation of the Crank Arms does not require the use of the Crank Puller Be sure the Crank Arms are connected at 180 from each other 10 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual Drive Bel...

Page 44: ...ist the service of a second person when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be s...

Page 45: ...ot fall 3 Remove the Fender from the front of the machine after noting how the Resistance Cable routes through it NOTICE Do not crimp the cable 4 Install the new Fender making sure the Resistance Cable is routed between the Frame and the top of the Fender 5 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine ...

Page 46: ... do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructional placards applied to the product stay present and in good ...

Page 47: ... of the Crank Puller should show Note Be sure the end of the Bolt CP1 in the Crank Puller is flush with the inner surface CP2 as shown before use 6 Using a 15mm wrench turn the inner portion CP3 of the Crank Puller clockwise The Crank Arm will slide off as it is tightened NOTICE At the end of this procedure make sure that the Drive Belt tension is correct Refer to the Adjust the Belt Tension proce...

Page 48: ...routes through it Place the Fender outside the work area 9 Loosen the Resistance Knob to the minimum resistance setting 10 Using a 2 Phillips screwdriver remove the hardware indicated by ovals that secures the Brake Sensor Allow the Brake Sensor to hang from the Cable NOTICE Do not crimp the cable 11 Remove the Resistance Sensor Cap after noting the flat segments are oriented up and downward This ...

Page 49: ...ng a 3 5mm hex wrench remove the hardware indicated by ovals that attaches the Brake Assembly to the Resistance Nut from both sides of the machine Carefully remove the Brake Assembly NOTICE Be prepared to support the Brake Assembly 12 Using a 10mm open end wrench and a 5mm hex wrench remove the hardware indicated by arrows from both sides of the machine Note Please disregard the Right Crank Arm in...

Page 50: ...ebolt Remove the Tensioner Eyebolt and inner Retaining Nut from the Flywheel Axle and Tensioner Support Bracket Set the Tensioner hardware aside for reassembly NOTICE It may be necessary to move the Flywheel This step may require two people 18 Carefully move the Flywheel to the opening in the Flywheel Brackets and then remove the Flywheel from the Flywheel Bracket Remove the Thin Nut from the left...

Page 51: ...lywheel Drive Pulley Drive Belt Flywheel Pulley Drive Belt Speed Sensor and Spacer Thin Nut 20 Remove the Drive Belt from the Flywheel Pulley to the outside Remove the Thin Nut from the right end of the Axle and set it safely aside for reassembly NOTICE This step may require two people 21 Remove the old Flywheel Assembly and set it safely aside Be sure to keep fingers clear of all pinch hazards 22...

Page 52: ...ure the Resistance Cable is routed between the Frame and the top of the Fender Installation does not require the use of the Crank Puller Be sure the Crank Arms are connected at 180 from each other 26 Make sure that the Drive Belt tension is correct Refer to the Adjust the Belt Tension procedure 27 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properl...

Page 53: ...n you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and inst...

Page 54: ... of the Crank Puller should show Note Be sure the end of the Bolt CP1 in the Crank Puller is flush with the inner surface CP2 as shown before use 6 Using a 15mm wrench turn the inner portion CP3 of the Crank Puller clockwise The Crank Arm will slide off as it is tightened NOTICE At the end of this procedure make sure that the Drive Belt tension is correct Refer to the Adjust the Belt Tension proce...

Page 55: ...Nut Flywheel Bracket Tensioner Eyebolt Tensioner Support Bracket 8 Mark the position of the Flywheel Axle Nut on the Flywheel Bracket Also record the number of threads showing on the Tensioner Eyebolt or Flywheel Tensioners on each side of the Tensioner Support Bracket 9 To loosen the Flywheel hardware use a 15mm crescent wrench to hold the Flywheel Axle Nut on one side steady and loosen the Flywh...

Page 56: ... Support Bracket 13 Re install all remaining parts that were removed in reverse order NOTICE Do not crimp any cables Install the Flywheel Tensioners at the position that you recorded in Step 9 Make sure the Flywheel can turn easily and is centered on the Brake Assembly Installation does not require the use of the Crank Puller Be sure the Crank Arms are connected at 180 from each other 14 Final Ins...

Page 57: ...intenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructional p...

Page 58: ...t Bushing skip to Step 15 5 Disconnect the Cables that connect the Console to the Frame Assembly NOTICE Do not crimp any cables 6 Being prepared to support the Handlebars loosen the Handlebar Post Adjustment Handle and remove the Handlebar Assembly from the Frame Assembly Set the Handlebar Assembly safely aside away from the work area 7 Remove the Handlebar Post Adjustment Handle from the Frame As...

Page 59: ...tions supplied from the manufacturer as regards to the proper and safe use of the Heat Gun Do not grasp any items or surfaces that have been heated without the proper heat resistant materials 9 Use the small standard screwdriver to remove the Wedge Bushing exposed behind the Threaded Cap from the Frame Assembly or safely tilt the machine until the Wedge Bushing falls from the Frame Assembly Note B...

Page 60: ...r Post Bushing 11 With the Handlebar Post Bushing released place the end of the screwdriver under the lip of the Bushing Pivot upward until the Handlebar Post Bushing is released Continue pushing upward to remove the Bushing 12 Install the new Handlebar Post Bushing into the Frame Assembly Be sure to orient the new Handlebar Post Bushing so the securing tab sets into the small opening 13 Re instal...

Page 61: ...e Assembly 17 On the left side of the Seat Post there is a small opening indicated by oval where the Seat Post Bushing Tab is secured Place the end of a small standard screwdriver into the opening and push the tab in while pivoting upward the Bushing 18 With the Seat Post Bushing released place the end of the screwdriver under the lip of the Bushing Pivot upward until the Handlebar Post Bushing is...

Page 62: ...and will set into the small opening 20 Re install all remaining parts that were removed in reverse order 21 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual ...

Page 63: ...wkward Enlist the service of a second person when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the war...

Page 64: ...he images provided exactly 1 Unplug the AC Adapter from the wall outlet and machine 2 Fully turn the Resistance Knob clockwise to lock the Flywheel into place 3 Remove the Console Cable Grommet from the Frame Assembly Console Cable Console Cable Grommet ...

Page 65: ...4 Gently push the Console Cable into the Frame Assembly up to where the Resistance Cable joins it which is about 2 5cm 1 5 Using a 14mm Open Faced Wrench remove the securing ring from the Power Inlet Resistance Cable Console Cable ...

Page 66: ...emove the old Power Inlet Cable from the Power Input Connection and replace with the new Power Inlet Cable 9 Gently pivot the Power Inlet Cable into place on the Frame Assembly and secure it to the Frame Assembly with the securing ring 10 Replace the Power Inlet Grommet Be sure not to push it into the Frame Assembly 11 Gently pull out the slack of the Console Cable from the Frame Assembly to the o...

Page 67: ...mp the Cable 13 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual ...

Page 68: ...ese components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers and instructional placards applied to the produ...

Page 69: ...of the Crank Puller should show Note Be sure the end of the Bolt CP1 in the Crank Puller is flush with the inner surface CP2 as shown before use 6 Using a 15mm wrench turn the inner portion CP3 of the Crank Puller clockwise The Crank Arm will slide off as it is tightened NOTICE At the end of this procedure make sure that the Drive Belt tension is correct Refer to the Adjust the Belt Tension proced...

Page 70: ...routes through it Place the Fender outside the work area 9 Loosen the Resistance Knob to the minimum resistance setting 10 Using a 2 Phillips screwdriver remove the hardware indicated by ovals that secures the Brake Sensor Allow the Brake Sensor to hang from the Cable NOTICE Do not crimp the cable 11 Remove the Resistance Sensor Cap after noting the flat segments are oriented up and downward This ...

Page 71: ...ps screwdriver remove the indicated hardware from the Drive Belt Cover Carefully remove the Drive Belt Cover and set it safely aside for reassembly Note The oval indicates the two machine screws with washers Drive Belt Cover 12 Using a 10mm open end wrench and a 5mm hex wrench remove the hardware indicated by arrows from both sides of the machine Resistance Nut Note Please disregard the Right Cran...

Page 72: ...rench Remove the Flywheel Axle Nuts from the Flywheel Axle Set the hardware safely aside for reassembly 17 Using a 10mm wrench loosen and remove the outer Flywheel Retainer Nut from the Tensioner Eyebolt Remove the Tensioner Eyebolt and inner Retaining Nut from the Flywheel Axle and Tensioner Support Bracket Set the Tensioner hardware aside for reassembly NOTICE It may be necessary to move the Fly...

Page 73: ...arefully remove the Speed Sensor and Spacer from the Axle Set the old Speed Sensor safely aside NOTICE This step may require two people 22 Put the new Speed Sensor and Spacer in position on the Axle Reinstall the Thin Nut on the Axle NOTICE This step may require two people Do not crimp any cables 23 Place the Flywheel near the Flywheel Brackets and put the Drive Belt in position on the Flywheel Pu...

Page 74: ...peed Sensor Cable to the harness plug and push the connection into the Left Frame Upright 26 Reinstall the Lower Rubber Grommet in the lower opening in the Left Frame Upright to hold the Speed Sensor Cable in position NOTICE Do not crimp the cable 27 Re install all remaining parts that were removed in reverse order NOTICE Do not crimp any cables Install the Flywheel Tensioners at the position that...

Page 75: ...onnected at 180 from each other 28 Make sure that the Drive Belt tension is correct Refer to the Adjust the Belt Tension procedure 29 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until the machine has been fully assembled and inspected for correct performance in accordance with the Owner s Manual Resistance Cable Fender...

Page 76: ...on when you do maintenance steps involving these components Do not try to do heavy or awkward steps on your own Use only replacement parts and hardware that are supplied or approved by Nautilus Failure to use Nautilus approved replacement parts can adversely affect the safety and functionality of the equipment creating a risk to users and will void the warranty Be sure that all warning stickers an...

Page 77: ...illips screwdriver loosen and remove the hardware indicated on one side by ovals that attaches the Fender to the Main Frame Set the hardware safely aside for reassembly NOTICE Hold the Fender so that it does not fall 6 Remove the Fender from the front of the machine after noting how the Resistance Cable routes through it Place the Fender outside the work area Fender Console Cable Connector Console...

Page 78: ...captures the Resistance Cable Note The Resistance Cable Grommet is needed for shipment of the machine only The Grommet does not need to be re installed and can be discarded 10 Remove the Speed Sensor Grommet from the Frame Assembly that captures the Speed Sensor Cable 11 Gently pull the Speed Sensor Cable from the Frame Assembly just enough to locate the Speed Sensor Connectors and disconnect them...

Page 79: ...79 12 Attach a string to the end of the Speed Sensor Connection NOTICE Do not crimp the Cable 13 Using a 14mm Open Faced Wrench remove the securing ring from the Power Inlet Power Inlet Securing Ring ...

Page 80: ...wer Inlet Grommet that is on the other side of the Frame Assembly from the Power Inlet 15 From the Power Inlet Grommet opening gently pull the Power Inlet Cable from the Frame Assembly 16 Remove the Power Inlet Cable from the Power Input Connection Power Input Connection ...

Page 81: ... release them 19 Holding the new Wiring Harness next to the old one remove the string from the old Speed Sensor Connection and attach it to the new Speed Sensor Connection Be sure that it is the Speed Sensor Connection and not the other Connections 20 Remove the string from the end of the old Power Input Connection and attach it to the new Power Input Connection 21 Route the new Wiring Harness thr...

Page 82: ...t Grommet Be sure not to push it into the Frame Assembly 27 Replace the Speed Sensor Grommet NOTICE Do not crimp the Cable 28 Replace the Console Cable Grommet NOTICE Do not crimp the Cable 29 Connect the Resistance Cable NOTICE Do not crimp the Cable 30 Re install the Fender making sure the Resistance Cable is routed between the Frame and the top of the Fender 31 Connect the Console to Console Ca...

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Nautilus Bowflex C6, Service Manual

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