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Nautilus

 T624/T626/T684/T686 and Schwinn

®

 530/570 Treadmills

Service Manual

8007810.011515.A

Service Manual

Important 

Safety 

Instructions 

   2

Safety Warning Labels and Serial Number 

 

3

Specifications 

 

 

 

 

5

Earthing 

Instructions    7

Emergency 

Stop 

Procedure 

   7

Moving 

the 

Machine    8

Unfolding 

the 

Machine 

   9

Tilting 

the 

T626 

Machine 

   10

Leveling 

the 

Machine    13

Treadmill Belt (break in period) 

 

 

13

Connectivity 

    14

Maintenance 

    17

     Cleaning 

 

 

 

 

17

     Adjusting the Belt Tension  

 

 

18

     Aligning the Walking Belt   

 

 

18

     Lubricating the Walking Belt 

 

 

19

     Maintenance Parts 

 

 

 

21

Troubleshooting    

 

 

 

25

Console 

Setup 

Mode    28

Console 

Engineering 

Mode 

   30

     MCB Calibration Procedure 

 

 

30

Replacement Procedure Skill Level 

 

 

31

Mechanical 

Procedures 

   32

     Adjust the Walking Belt   

 

 

32

Part 

Replacement 

    34

     Replace the Motor Cover   

 

 

34

     Replace the Motor Control Board Cover 

 

36

     Replace the Console and Handlebar Assembly 

38

     Replace the Middle I/O Cable 

 

 

42

     Replace the Right Upright  

 

 

49

     Replace the Circuit Breaker 

 

 

55

     Replace the Power Inlet   

 

 

58

     Replace the Rocker Switch (On/Off)  

 

61

     Replace the Speed Sensor Assembly 

 

64

     Replace the Lower I/O Cable 

 

 

68

     Replace the Motor 

 

 

 

76

     Replace the Motor Mount   

 

 

81

     Replace the Drive Belt   

 

 

85

     Replace the Motor Control Board (MCB) 

 

89

     Replace the Incline Motor Assembly  

 

93

     Replace the Bottom Motor Cover   

 

99

     Replace the Rear Roller Cover 

 

 

107

     Replace the Side Rail 

 

 

 

110

     Replace the Walking Deck  

 

 

114

     Replace the Deck Suspension 

 

 

121

     Replace the Front Roller   

 

 

124

     Replace the Rear Roller   

 

 

129

     Replace the Walking Belt   

 

 

133

     Replace the Deck Wheel and Shroud 

 

143

     Replace the Transport Wheel 

 

 

146

     Replace the Lift Shock   

 

 

149

     Replace the Incline Weldment 

 

 

152

     Replace the Base Frame Weldment  

 

160

     Replace the Choke And Filter 

 

 

168

Table of Contents

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ORIGINAL DOCUMENT - ENGLISH VERSION ONLY

Summary of Contents for T624

Page 1: ...d Sensor Assembly 64 Replace the Lower I O Cable 68 Replace the Motor 76 Replace the Motor Mount 81 Replace the Drive Belt 85 Replace the Motor Control Board MCB 89 Replace the Incline Motor Assembly...

Page 2: ...n or functionality of the machine being serviced as this can adversely affect user safety and will void the warranty Do not put the machine back in service until all shrouds instructions warning label...

Page 3: ...er Serial Number Product Specification Tilt Restraining Device Locked Tilt Restraining Device Unlocked WARNING keep young children away from this machine at all times Contact with the moving surface m...

Page 4: ...4 Serial Number Product Specification WARNING keep young children away from this machine at all times Contact with the moving surface may result in severe friction burns T624 T686 T684 570 530...

Page 5: ...ission Less than 70 db average without load Noise emission under load is higher than without load Complies with the following ISO 20957 Compliant SAA Compliant Connectivity 146 3 cm 57 6 89 4 cm 35 2...

Page 6: ...oad Complies with the following ISO 20957 Compliant SAA Compliant 146 3 cm 57 6 89 4 cm 35 2 196 cm 77 2 Maximum User Weight 136 kg 300 lbs Total Surface Area footprint of equipment 16387 cm2 Power Re...

Page 7: ...ances or devices to the surge protector in combination with this machine Make sure that the product is connected to an outlet having the same configuration as the plug No adapter should be used with t...

Page 8: ...t shifts into the locked position Use proper safety precautions and lifting techniques Bend your knees and elbows keep your back straight and pull up equally with both arms Make sure that your own phy...

Page 9: ...ed to prevent electrostatic discharge and protect your floor Be sure that the workout space you are utilizing has adequate height clearance taking into consideration the height of the user and the max...

Page 10: ...the hydraulic lift is correctly locked in place Use proper safety precautions and lifting techniques Bend your knees and elbows keep your back straight and pull up equally with both arms Make sure th...

Page 11: ...possibly drop quickly in the last part of the movement 4 Fully insert the Tilt Restraining Pin into the Locked position on the Walking Deck 5 With the Tilt Restraining Pin secure the Treadmill can no...

Page 12: ...machine until it rests on the side Be aware that as the machine is tilted the Walking Deck will abruptly lower from the restrained position Keep clear of the movement path of the Walking Deck Injury t...

Page 13: ...admill comes equipped with a durable high quality walking belt designed to provide many hours of reliable service The walking belt on a treadmill that has not been operated for a length of time either...

Page 14: ...sh showing the Workout Results are being exported to the USB Flash Drive Do not remove the USB Flash Drive until the User Profile does not flash and the Console displays REMOVE USB Note If the Workout...

Page 15: ...Profile will begin to flash showing the Workout Results are being exported to the USB Flash Drive Do not remove the USB Flash Drive until the User Profile does not flash and the Console displays REMOV...

Page 16: ...status count exported workouts total number of workouts 4 When the export is complete the User Profile will stop flashing the Console will display USB COMPLETE followed by the REMOVE USB prompt It is...

Page 17: ...of moisture With the Walking Deck lowered if an edge of the Walking Belt can be seen adjust it until the edge is not viewable Note Avoid excessive moisture on the Console Weekly Check for smooth rolle...

Page 18: ...the walking belt and end the Quick Start workout 6mm 6mm Aligning the Walking Belt The walking belt should be centered on your treadmill at all times Running style and a non level surface can cause th...

Page 19: ...you or damage to the machine can occur 4 Make sure that the locking mechanism is engaged Carefully pull back on the walking deck and make sure that it does not move When you do this keep clear of mov...

Page 20: ...belt operate for approximately 15 seconds Be sure not to touch the walking belt or step on the power cord Keep bystanders children and pets away from the product you are servicing at all times 11 Swi...

Page 21: ...ht Left C Fan J Base Shroud Right Q Grip Lower Left D Contact Heart Rate Sensor K Base Cable R Grip Upper Left E Console Cable L Base Assembly S Tray Left F Right Upright Cable M Base Shroud Left T Tr...

Page 22: ...ts Frame Front U Power Switch Z Base Support EE Incline Adjuster V Fuse AA Deck Cushioners FF Pivot Assembly W Power Input BB Transport Wheel GG Belt Tensioner X Motor Cover CC Leveler HH Rear Roller...

Page 23: ...ort H Right Upright Cable N Upright Left C Fan I Upright Right O Base Shroud Left D Contact Heart Rate Sensor J Base Shroud Right P Handlebar Shroud Left E Console Cable K Base Cable Q Power Cord F Tr...

Page 24: ...Adjuster T Power Switch Y Deck Cushioners DD Pivot Assembly U Power Input Z Transport Wheel EE Belt Tensioner V Motor Cover AA Leveler W Side Foot Support Rails BB Lifting Cylinder S T U Y BB AA AA C...

Page 25: ...ot displayed Sensor grip Be sure hands are centered on HR sensors Hands must be kept still with relatively equal pressure applied to each side Dry or calloused hands Sensors may have difficulty with d...

Page 26: ...Walking belt needs to be used for wear in period Sound will go away after the wear in period Unit rocks does not sit level Check leveler adjustment Adjust levelers until machine is level Check surfac...

Page 27: ...cted to MCB and not cut or crimped If any are cut or crimped re place Incline Motor Assembly Lower Middle and Upper I O Cables All wires in the cables should be intact If any are cut or crimped replac...

Page 28: ...he Console display shows the UNITS prompt with the current setting Push the Increase Decrease buttons to change between MILES and KM 7 Push OK to set 8 The Console display shows the Sound Settings pro...

Page 29: ...tting Push the Increase Decrease buttons to adjust the currently active value flashing Push the Left Right buttons to change which segment is the currently active value AM or PM hour minute 5 Push OK...

Page 30: ...MINA M ENTER MFG TES MCB Calibration Procedure Item J of Engineering Mode 1 From the Power Up or Welcome screen push and hold down the PAUSE STOP button and Right arrow button for about 5 seconds to g...

Page 31: ...MENT PROCEDURE SKILL LEVEL Level I Low very little mechanical knowledge or exposure Level II Intermediate some experience with mechanical procedures Level III Advanced knowledgeable about mechanical p...

Page 32: ...If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctl...

Page 33: ...3 Allow the Walking Belt to adjust to the new tension 4 Repeat steps 2 and 3 until the Walking Belt is centered 5 Final Inspection Inspect your machine to ensure that all hardware is tight and compone...

Page 34: ...ow to sit for 5 minutes before you service this machine Some components of the equipment can be heavy or awkward Enlist the service of a second person when you do maintenance steps involving these com...

Page 35: ...3 Re install all remaining parts that were removed in reverse order 4 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly assembled Do not use until...

Page 36: ...ur own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating co...

Page 37: ...our 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 th...

Page 38: ...only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly and will void the warranty Be sure th...

Page 39: ...ips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step 4 Unsnap and remove the Right and Left Tray from the Console and H...

Page 40: ...tly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Do not allow the I O Cable to fall into the Right Upright Secure it w...

Page 41: ...maining parts that were removed in reverse order Note when re attaching the Console Backing be sure to attach the hard ware marked with the first then the hardware with the followed by the remaining h...

Page 42: ...ur own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating co...

Page 43: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Nauti...

Page 44: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 45: ...nd elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a secon...

Page 46: ...dle I O Cable to the lower connector of the old Middle I O Cable 14 Gently pull the old I O Cable from the Right Upright This will pull out the old I O Cable and place the new I O Cable Note be sure t...

Page 47: ...the walking deck forward toward the console With your foot lightly push the top part of the hydraulic lift forward until the locking tube releases and you can pull the walking deck away from the cons...

Page 48: ...ard ware marked with the first then the hardware with the followed by the remaining hardware 22 Final Inspection Inspect your machine to ensure that all hardware is tight and components are properly a...

Page 49: ...lacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly and w...

Page 50: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Nauti...

Page 51: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 52: ...nd elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a secon...

Page 53: ...bles and remove the Right Upright Note do not crimp cables 13 Connect the Input Output I O Cables and Attach the new Right Upright to Frame Assembly Note this step may take two people to safely hold t...

Page 54: ...side of the machine Keep clear of the movement path of the walking deck 18 The hydraulic lift is set up to drop gradually Hold onto the walking deck until approximately 2 3 of the movement down Make s...

Page 55: ...wn If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correc...

Page 56: ...Remove the Circuit Breaker from the Frame 5 Remove the connectors and attach them to the new Circuit Breaker 6 Insert the new Circuit Breaker into the Frame and install the Securing Ring Note The Nau...

Page 57: ...everse order 8 Final Inspection Inspect your machine to ensure that all hardware is tight and compo nents are properly assembled Do not use until the machine has been fully assembled and inspected for...

Page 58: ...f replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly...

Page 59: ...s on the far side from the Motor Cover and remove it 3 Using a 2 Phillips screwdriver remove the 2 indicated screws from the MCB Cover and remove it 4 Release the Securing Clips from the Power Inlet a...

Page 60: ...nto the Frame being sure the Securing Clips engage 7 Re install all remaining parts that were removed in reverse order 8 Final Inspection Inspect your machine to ensure that all hardware is tight and...

Page 61: ...own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating corre...

Page 62: ...ve it 4 Release the Securing Clips from the Rocker Switch and remove it from the Frame Note The Nautilus T626 is used in the following images The procedure is the same for the Nautilus T624 T684 T686...

Page 63: ...into the Frame being sure the Secur ing Clips engage 7 Re install all remaining parts that were removed in reverse order 8 Final Inspection Inspect your machine to ensure that all hardware is tight a...

Page 64: ...arts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly and will void t...

Page 65: ...from the MCB Cover and remove it Note The Nautilus T626 is used in the following images The procedure is the same for the Nautilus T624 T684 T686 and Schwinn 530 570 models Motor Cover MCB Cover To re...

Page 66: ...the Speed Sensor to the Drive Pulley This distance affects the effectiveness of the Speed Sensor and will be used for the re assembly process 5 Cut the 4 Zip Ties that secure the Speed Sensor Cable Sp...

Page 67: ...or Cable 10 Using a 2 Phillips screwdriver attach the new Speed Sensor and adjust it to be the same distance as the old Sensor from the Drive Pulley 11 Re install all remaining parts that were removed...

Page 68: ...your own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating...

Page 69: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Nauti...

Page 70: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 71: ...nd elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a secon...

Page 72: ...ight Upright from the Base Assembly exposing the Input Output I O Cables Disconnect the I O Cables and remove the Right Upright Note do not crimp cables 13 Using a 2 Phillips screwdriver remove the 4...

Page 73: ...e to note where the Lower I O Cable attaches for re assem bly 16 Remove the old Lower I O Cable from the Frame Assembly Route the new Lower I O Cable into the Frame Assembly following the old Cable as...

Page 74: ...rom the machine 21 Make sure there is no object on or around the treadmill to spill or cause blockage from the fully unfolded position 22 Slightly push the walking deck forward toward the console With...

Page 75: ...ardware marked with the first then the hardware with the followed by the remaining hardware 25 Final Inspection Inspect your machine to ensure that all hardware is tight and compo nents are properly a...

Page 76: ...vice this machine 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 heavy or awkw...

Page 77: ...cated screws and two additional screws on the far side from the Motor Cover and remove it 3 Using a 2 Phillips screwdriver remove the 2 indicated screws from the MCB Cover and remove it To reduce the...

Page 78: ...d accidentally during replacement procedures 6 Using a 2 Phillips screwdriver disconnect the Motor Ground Wire from the Frame 7 Using a 6mm hex wrench loosen the indicated screws on the Motor Mount 8...

Page 79: ...e Frame Be sure to only finger tighten the hardware 14 Loop the Drive Belt onto the Motor Pulley With the Drive Belt looped onto the Motor carefully roll the Drive Belt onto the Drive Pulley 15 Wrap t...

Page 80: ...current setting 25 Push the OK button 4 times until the Console displays the TOTAL RUN HOURS screen 26 Push and hold down the PAUSE STOP button and Right arrow button for about 5 seconds to go into th...

Page 81: ...5 minutes before you service this machine 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 no...

Page 82: ...nnect the Motor Ground Wire from the Frame 5 Using a 6mm hex wrench loosen the indicated screws on the Motor Mount 6 Using a 13mm Open Ended Wrench rotate the Belt Tensioner Screw enough to loosen the...

Page 83: ...e Drive Belt looped onto the Motor carefully roll the Drive Belt onto the Drive Pulley 12 Wrap the new Drive Belt around the Motor Pulley Start the Drive Belt on the Drive Pulley and roll it in a cloc...

Page 84: ...s until the Console displays the TOTAL RUN HOURS screen 22 Push and hold down the PAUSE STOP button and Right arrow button for about 5 seconds to go into the Engineering Mode The Console display will...

Page 85: ...5 minutes before you service this machine 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 no...

Page 86: ...Pulley This distance affects the effectiveness of the Speed Sensor and can easily be shifted accidentally during replacement procedures 5 Using a 6mm hex wrench loosen the indicated screws on the Moto...

Page 87: ...ench attach the Front Roller to the Bracket Note tighten the hardware until the Front Roller is centered in the Bracket 12 Loop the new Drive Belt around the Motor Pulley Start the Drive Belt on the D...

Page 88: ...he PAUSE STOP button and Right arrow button for about 5 seconds to go into the Engineer ing Mode The Console display will show the current Firmware Version 22 Push the Down arrow button 4 times until...

Page 89: ...n your own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operatin...

Page 90: ...ndicated screws from the MCB Cover and remove it Note The Nautilus T626 is used in the following images The procedure is the same for the Nautilus T624 T684 T686 and Schwinn 530 570 models Motor Cover...

Page 91: ...ll cables attach for re assembly 5 Using a 2 Phillips screwdriver remove the 2 indicated screws that attach the Motor Control Board MCB to the Frame 6 Remove old Motor Control Board and install the ne...

Page 92: ...displays RUN MCB CAL Be sure the area around the Treadmill is clear of all bystanders children and pets Be sure there is nothing on or under the Walking Belt or near the Treadmill 13 With the area cl...

Page 93: ...replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly an...

Page 94: ...the Incline Motor from the Motor Control Board after noting their locations Note Be sure to note where all cables attach for re assembly Note The Nautilus T626 is used in the following images The pro...

Page 95: ...95 Incline Motor Potentiometer Cables Incline Motor Cables...

Page 96: ...parts do not lock in place and can abruptly move Injury to you or damage to the machine can occur 7 Make sure that the locking mechanism is engaged Carefully pull back on the walking deck and make sur...

Page 97: ...nt space to lower the walking deck Keep a minimum clearance behind the machine of 2 m 79 and 0 6 m 24 on each side This is the recom mended safe distance for access movement and emergency dismounts fr...

Page 98: ...area around the Treadmill is clear of all bystanders children and pets Be sure there is nothing on or under the Walking Belt or near the Treadmill 23 With the area clear push the OK button The calibr...

Page 99: ...ng these components Do not try to do heavy or awkward steps on your own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement p...

Page 100: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Naut...

Page 101: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 102: ...and elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a seco...

Page 103: ...and emergency dismounts from the machine 15 Make sure there is no object on or around the treadmill to spill or cause blockage from the fully unfolded position 16 Slightly push the walking deck forwa...

Page 104: ...uptly move and pivot downward Be sure to keep clear of any potential pinch opportunities from this motion 20 Using a 13mm wrench and a 6mm hex wrench remove the 2 screws with arrows from the the Incli...

Page 105: ...sembly before flipping it Do not grasp the Walking Belt since it can abruptly move 26 Connect the Input Output I O Cables and Attach the Up rights to Frame Assembly Note this step may take two people...

Page 106: ...path of the walking deck 31 The hydraulic lift is set up to drop gradually Hold onto the walking deck until approximately 2 3 of the movement down Make sure that you use proper lifting technique bend...

Page 107: ...ow to sit for 5 minutes before you service this machine Some components of the equipment can be heavy or awkward Enlist the service of a second person when you do maintenance steps involving these com...

Page 108: ...ons and lifting techniques Bend your knees and elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until...

Page 109: ...the hydraulic lift forward until the locking tube releases and you can pull the walking deck away from the console Hold up the rear of the walking deck and move to the side of the machine Keep clear...

Page 110: ...ow to sit for 5 minutes before you service this machine Some components of the equipment can be heavy or awkward Enlist the service of a second person when you do maintenance steps involving these com...

Page 111: ...lips screwdriver remove the indicated screw from the Rear Roller Cover 4 Make sure that there is safe clearance around on and above the treadmill Make sure there is no object to spill or cause blockag...

Page 112: ...it engages the locking mechanism Use a second person if necessary Do not use the walking belt or rear roller to lift the treadmill These parts do not lock in place and can abruptly move Injury to you...

Page 113: ...ush the top part of the hydraulic lift forward until the locking tube releases and you can pull the walking deck away from the console Hold up the rear of the walking deck and move to the side of the...

Page 114: ...exposure to bystanders Disconnect all power and allow to sit for 5 minutes before you service this machine Some components of the equipment can be heavy or awkward Enlist the service of a second pers...

Page 115: ...low the rear of the walking belt lift the walking deck fully upward and engage the hydraulic lift Be sure that the hydraulic lift is correctly locked in place You will hear an audible click when the h...

Page 116: ...ill when it is folded Do not put items on it that could cause it to become unstable or fall 7 Using a 2 Phillips screwdriver remove the indicated screw from the Rear Roller Covers 8 Remove the Rear Ro...

Page 117: ...c lift forward until the locking tube releases and you can pull the walking deck away from the console Hold up the rear of the walking deck and move to the side of the machine Keep clear of the moveme...

Page 118: ...king Deck a replacement Deck may not be required Flip the Walking Deck and use the unworn side as the new Walking Deck 18 Using a 2 Phillips screwdriver remove the Walking Belt Guides and attach them...

Page 119: ...t the treadmill when it is folded Do not put items on it that could cause it to become unstable or fall 25 Apply a few drops of the lubricant to the inner surface of the belt for the entire width of t...

Page 120: ...of your machine and start the belt at the slowest speed Let the belt operate for approximately 15 seconds Be sure not to touch the walking belt or step on the power cord Keep bystanders children and p...

Page 121: ...ow to sit for 5 minutes before you service this machine Some components of the equipment can be heavy or awkward Enlist the service of a second person when you do maintenance steps involving these com...

Page 122: ...the walking deck until it engages the locking mechanism Use a second person if necessary Do not use the walking belt or rear roller to lift the treadmill These parts do not lock in place and can abru...

Page 123: ...nd you can pull the walking deck away from the console Hold up the rear of the walking deck and move to the side of the machine Keep clear of the movement path of the walking deck 10 The hydraulic lif...

Page 124: ...5 minutes before you service this machine 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 no...

Page 125: ...machine and wait 5 minutes Place the power cord in a secure location 2 Using a 6mm hex wrench loosen the Walking Belt with the Adjustment Bolts found on both Rear Roller Covers Loosen the Adjustment...

Page 126: ...uring replacement procedures 6 Using a 6mm hex wrench loosen the indicated screws on the Motor Mount 7 Using a 13mm Open Ended Wrench rotate the Belt Tensioner Screw enough to remove the Drive Belt fr...

Page 127: ...clockwise motion Be sure the Belt does not come off of the Motor Pulley Keep fingers out of any pinch opportunities when turning the Pulleys 14 Roll the Drive Pulley clockwise until the Drive Belt is...

Page 128: ...e area around the Treadmill is clear of all bystanders children and pets Be sure there is nothing on or under the Walking Belt or near the Treadmill 24 With the area clear push the OK button The calib...

Page 129: ...5 minutes before you service this machine 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 no...

Page 130: ...s adequate height clearance for the raised deck 5 Using the support bar found below the rear of the walking belt lift the walking deck fully upward and engage the hydraulic lift Be sure that the hydra...

Page 131: ...aged Do not lean against the treadmill when it is folded Do not put items on it that could cause it to become unstable or fall 7 Using a 2 Phillips screwdriver remove the indicated screw from the Rear...

Page 132: ...movement down Make sure that you use proper lifting technique bend your knees and keep your back straight Be aware that the walking deck can possibly drop quickly in the last part of the movement 15...

Page 133: ...or 5 minutes before you service this machine 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...

Page 134: ...raised deck 5 Using the support bar found below the rear of the walking belt lift the walking deck fully upward and engage the hydraulic lift Be sure that the hydraulic lift is correctly locked in pl...

Page 135: ...when it is folded Do not put items on it that could cause it to become unstable or fall 7 Using a 2 Phillips screwdriver remove the indicated screw from the Rear Roller Cover 8 Remove the Rear Roller...

Page 136: ...d position 15 Slightly push the walking deck forward toward the console With your foot lightly push the top part of the hydraulic lift forward until the locking tube releases and you can pull the walk...

Page 137: ...ctiveness of the Speed Sensor and can easily be shifted accidentally during replacement procedures 20 Using a 6mm hex wrench loosen the indicated screws on the Motor Mount 21 Using a 13mm Open Ended W...

Page 138: ...ve Belt from the Front Roller 24 Using a 6mm hex wrench remove the 2 indicated screws from the Deck 25 Using a 6mm hex wrench finish removing the Adjustment Bolt from the Rear Roller Note be sure to r...

Page 139: ...et 32 Loop the new Drive Belt around the Motor Pulley Start the Drive Belt on the Drive Pulley and roll it in a clockwise motion Be sure the Belt does not come off of the Motor Pulley Keep fingers out...

Page 140: ...t the treadmill when it is folded Do not put items on it that could cause it to become unstable or fall 41 Apply a few drops of the lubricant to the inner surface of the belt for the entire width of t...

Page 141: ...l by flipping the power switch to ON 52 From the Power Up or Welcome screen push and hold down the PAUSE STOP button and Right arrow button for about 5 seconds to go into the Console Setup Mode The Co...

Page 142: ...nspect 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...

Page 143: ...5 minutes before you service this machine 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 no...

Page 144: ...lbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a second pe...

Page 145: ...ng deck forward toward the console With your foot lightly push the top part of the hydraulic lift forward until the locking tube releases and you can pull the walking deck away from the console Hold u...

Page 146: ...n If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correct...

Page 147: ...ng the walking deck until it engages the locking mechanism Use a second person if necessary Do not use the walking belt or rear roller to lift the treadmill These parts do not lock in place and can ab...

Page 148: ...ur foot lightly push the top part of the hydraulic lift forward until the locking tube releases and you can pull the walking deck away from the console Hold up the rear of the walking deck and move to...

Page 149: ...replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly an...

Page 150: ...or damage to the machine can occur 4 Make sure that the locking mechanism is engaged Carefully pull back on the walking deck and make sure that it does not move When you do this keep clear of movement...

Page 151: ...on each side This is the recommended safe distance for access movement and emergency dismounts from the machine 10 Make sure there is no object on or around the treadmill to spill or cause blockage fr...

Page 152: ...cement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly and wil...

Page 153: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Naut...

Page 154: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 155: ...and elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a seco...

Page 156: ...and emergency dismounts from the machine 15 Make sure there is no object on or around the treadmill to spill or cause blockage from the fully unfolded position 16 Slightly push the walking deck forwar...

Page 157: ...rench and a 6mm hex wrench remove the 4 screws with arrows from the Deck Frame and the old Incline Weld ment Be aware that when the Hardware is released from the Deck Frame the Base Frame Weldment may...

Page 158: ...sembly Note this step may take two people to safely hold the Right Upright while the Cables are connected Do not crimp the Cables Do not fully tighten the Hardware until the Console and Handlebar Asse...

Page 159: ...nt path of the walking deck 29 The hydraulic lift is set up to drop gradually Hold onto the walking deck until approximately 2 3 of the movement down Make sure that you use proper lifting technique be...

Page 160: ...placement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating correctly and...

Page 161: ...T624 T684 and Schwinn 530 machines 3 Using a 2 Phillips screwdriver remove the 10 indicated screws from Console Backing Be sure not to mix the self tapping screws from the previous step Note The Naut...

Page 162: ...remove the indicated hardware from the Uprights 6 Slightly pull the right side of the Console upward enough to expose the Input Output I O Cable from the Right Upright and disconnect it Note this ste...

Page 163: ...and elbows keep your back straight and pull up equally with both arms Make sure that your own physical strength is capable of lifting the walking deck until it engages the locking mechanism Use a seco...

Page 164: ...and emergency dismounts from the machine 15 Make sure there is no object on or around the treadmill to spill or cause blockage from the fully unfolded position 16 Slightly push the walking deck forwar...

Page 165: ...e Weldment may abruptly move and pivot downward Be sure to keep clear of any potential pinch opportunities from this motion 20 Using a 13mm wrench and a 6mm hex wrench remove the 2 screws one shown he...

Page 166: ...sembly Note this step may take two people to safely hold the Right Upright while the Cables are connected Do not crimp the Cables Do not fully tighten the Hardware until the Console and Handlebar Asse...

Page 167: ...nt path of the walking deck 29 The hydraulic lift is set up to drop gradually Hold onto the walking deck until approximately 2 3 of the movement down Make sure that you use proper lifting technique be...

Page 168: ...own If replacement parts are necessary use only genuine Nautilus replacement parts and hardware Failure to use genuine replacement parts can cause a risk to users keep the machine from operating corr...

Page 169: ...and remove it Note image is to assist for placement purposes only and not a represen tational Note The Nautilus T626 is used in the following images The procedure is the same for the Nautilus T624 T6...

Page 170: ...the new Filter to the Frame Be sure not to crimp any cables 7 Using a 2 Phillips screwdriver remove the hardware that attaches the Choke to the Frame 8 Remove the connectors from the old Choke and at...

Page 171: ...area around the Treadmill is clear of all bystanders children and pets Be sure there is nothing on or under the Walking Belt or near the Treadmill 16 With the area clear push the OK button The calibr...

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