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Nautilus Commercial TreadClimber TC916 Service Manual

Commercial series
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See also: Owner's Manual
Be Strong.
™
Service Manual
TreadClimber®,
Model TC916
Commercial Series
P/N: 001-7129 Rev D (5/21/2007)

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Summary of Contents for Nautilus Commercial TreadClimber TC916

  • Page 1 Be Strong. ™ Service Manual TreadClimber®, Model TC916 Commercial Series P/N: 001-7129 Rev D (5/21/2007)
  • Page 2 Authorized nAutilus or nAutilus certified service personnel And not for the consumer. there Are no user serviceAble pArts. servicing of the nAutilus commerciAl series treAdmill by other thAn Authorized nAutilus or nAutilus certified service personnel mAy result in voiding of the wArrAnty.

  • Page 3: Table Of Contents

    Console Upright and Cover Assembly ......44 Ordering Replacement Parts ..........33 Rear Step and Support Platform ........45 electronIc trouBleShootInG Summary ............ 46 WIrInG SchematIcS ........51 Important contact numBerS .... 58 Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 4: Important Safety Precautions

    iMPoRtaNt Safety PRecautioNS - Save theSe iNStRuctioNS Important Safety InStructIonS The following definition applies to the word “Warning” found throughout this manual: WarnInG - Used to call attention to POTENTIAL hazards that could result in personal injury or loss of life. When uSInG electrIcal eQuIpment alWayS folloW theSe BaSIc precautIonS: To reduce the risk of burns, electric shock or injury to persons read and follow all safety warnings and instructions in this manual.

  • Page 5: Important Safety Precautions

    13. Close supervision is necessary whenever the machine is used by or near children, invalids, or disabled persons. Failure to follow the conditions set forth below shall limit, to the extent allowed by law, Nautilus Inc. responsibility for the safety, reliability, and performance of this equipment.

  • Page 6: Product Specifications

    proDuct SpecIfIcatIonS note: All instructions in the manual are given with the orientation of standing on the TreadClimber ® exercise machine facing the console. The console is the front, while the rear step is the back. user Weight capacity: 400 lbs (182 kg) Speed range: 0.5 to 6 mph (default set to 4.0 mph) - [.8 to 9.5 km/h (default set to 6.4 km/h)]...

  • Page 7: Mechanical Service

    1-4: Disconnect the 2 cables on the left side (see Figure 1-3). figure 1-3 1-5: Disconnect the 1 cable on the right side (see Figure 1-4). NOTE: To replace console, reverse instructions. figure 1-4 Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 8: Accessing The Console For Programming

    mechanIcal ServIce 2.0 - acceSSInG the conSole for proGrammInG tools needed: • Phillips head screw driver 2-1: Turn off the unit. 2-2: Remove six (6) screws (P/N - SM41271) from back side of console to remove cover and gain access for programming (see Figure 2-1 and Figure 2-2).

  • Page 9: Removing Rear Step

    3-6: Place Step cover onto Step weldment and reattach with two (2) screws (see Figure 3-2 and Figure 3-1). Removing the step cover plate provides access to the I/O cables needed for the removal of the uprights. Four outer Screws figure 3-3 Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 10: Vsd Assembly Grounding

    mechanIcal ServIce 4.0 - vSD aSSeMbly gRouNDiNg parts affected: figure 1: • Front Trim Cover - P/N: SM17652 • Right Pan Cover - P/N: SM17653 • Right Side Cover - P/N: SM17655 • VSD Assembly, TC916 - P/N: SM17688 • Flat Washer, 1/4 ID x 5/8 OD - P/N: SM22047 •...
  • Page 11 (2) bracket screws. 4-8: Reconnect the previously marked cables to the VSD Assembly. 4-9: Reattach all covers and verify that all machine functions are working properly. figure 4: vSD bracket Screws Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 12: Removing Uprights

    mechanIcal ServIce 5.0 - removInG uprIGhtS tools needed: • 1/8 Allen bit • 5/32 Allen bit • 3/4 inch Socket • Phillips head screw driver detAching And moving the upright portion of this product requires two people! you must figure 5-1 hAve A minimum of two people to properly support the heAvy upright structure so the console does not fAll And cAuse dAmAge to the...
  • Page 13 Left Lower Cover (P/N - SM17658). See Figure 5-6 and 5-7. figure 5-4 5-6: Remove four (4) upright weldment bolts (see Figure 5-8). Cylinder control cables located here. figure 5-6: lower plastic parts. figure 5-5 figure 5-8 figure 5-7 Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 14: Removing Base Plastic

    mechanIcal ServIce 6.0 - removInG BaSe plaStIc tools needed: • Phillips head screw driver • 1/8 Allen bit figure 6-1 to Avoid electricAl shock or dAmAge to the unit you must power off the unit And mAke sure All power hAs been drAined from the unit And cApAcitors by ensuring there Are no lighted leds on the console.

  • Page 15: Belt Tension And Alignment

    To correct loosen tensioning To completely loosen belt if you want to start from adjustment screw. scratch: 7.2-1: Totally loosen alignment screw by turning counter- clockwise. 7.2-2: Loosen tensioning screw by turning counter- clockwise. figure 3 Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 16: Belt And Deck Replacement

    mechanIcal ServIce 8.0 - Belt anD DecK replacement tools needed: 7/16 & 3/4 Wrench or Socket 3/8 Allen Socket 1/8, 5/32 & 5/16 Allen Wrench Phillips screwdriver wood blocks 4-6 inch (10-15 cm) thick 8-1: Remove rear cover and rear step (see Figure 1 and Figure 2).
  • Page 17 2: rear cover and rear step removed. figure 3: removing end casting with allen figure 6: remove treadle bolts & pivot bolts; 4 wrench. bolts per side. figure 4: remove deck. figure 7: lift treadle to create clearance. Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 18: Treadle Adjustment Troubleshooting

    mechanIcal ServIce 9.0 - treaDle aDJuStment trouBleShootInG parts affected: • Treadle Assembly • Hydraulic Cylinder figure a-1 tools needed: • Phillips Screwdriver • Hex Key • Socket Wrench • Flat Screwdriver troubleshooting treadle Steps: DetermInInG If there IS a proBlem WIth the hyDraulIc cylInDer (eIther aIr In the figure a-2 SyStem or contamInantS In...
  • Page 19 Check both the horizontal and the vertical bolts figure a-7 connecting the cylinder to the coupler and the coupler to the weldment of the pan. The bolts should be torqued to 75 ftlbs (105 Nm). See Figure A-7. Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 20 mechanIcal ServIce If the proBlem IS not In the hyDraulIc cylInDer or the connectInG harDWare, then perform the folloWInG electronIc anD SoftWare checKS: 9B-1: Turn the unit on. Move the treadles up and down until they come to a locked position. 9B-2: If the treadles do not come to a locked position within 2 to 4 steps, then position the treadles level.
  • Page 21 9c-3: With the treadles level and the encoder light on, tighten the set screw holding the large encoder wheel in place (see Figure C-1). 9c-4: Go to section D to make sure that the large encoder wheel is not slipping during treadle movement. Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 22 mechanIcal ServIce to checK the encoDer ranGe of movement anD to maKe Sure the larGe encoDer Wheel IS not SlIppInG DurInG movement, folloW theSe StepS: figure D-1 9D-1: From the Intro screen, press [Speed UP] [6] [EN- TER]. The display will read “DIAGNOSTIC”. Press the [Speed UP] or [Speed DOWN] keys to scroll through the options until “TREADCLIMBER”...
  • Page 23 9e-4: If the treadles do not lock parallel or close to parallel, then 1) recheck the center position on the encoder PCB (section B); 2) recheck the encoder range (section D); 3) recheck the treadle center in software (section E). Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 24: Replacement Of Pivot Covers

    mechanIcal ServIce 10.0 - replacement of pIvot coverS parts affected: • Right Pivot Cover - P/N 17660 • Left Pivot Cover - P/N 17661 tools needed: • 3/16 Allen Wrench • 3/4 inch Socket • 5/32 Allen • 3/4 inch Wrench or Open Ended Wrench •...
  • Page 25 Left Pivot Cover Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 26: Replacement Of Hydraulic Cylinders

    mechanIcal ServIce 11.0 - replacement of hyDraulIc cylInDerS parts affected: figure 1 • Front Cover - P/N 17652 • Left Side Cover - P/N 17656 • Left Lower Pan Cover - P/N 17654 • Left Lower Treadle Cover - P/N 17665 •...
  • Page 27 11-18: Reconnect the plugs that were disconnected in Step 11- note: All b oltsareat75ftlbsandshouldbetightened 6 of the Removal Process to the hydraulic cylinder. inA,C,Borderalways. 11-19: Replace the machine covers in reverse order of the Removal Process from Steps 11-7 to 11-3. Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 28: Vibration Troubleshooting

    mechanIcal ServIce 12.0 - vIBratIon trouBleShootInG figure 1: flywheel set screws parts affected: • Rear Step - P/N SM17733 • Step Plate Weldment - P/N SM17591 • Flywheel - P/N SM41059 • Snap Ring - P/N SM17692 • Rear Roller Assembly - P/N SM17501 tools needed: •...
  • Page 29 12-8: Check the center of the rear roller (where the two halves join) if there is any wobble the roller was not assembled correctly and needs to be replaced. Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 30: Cardio Console Codes

    carDIo conSole coDeS General Information: • Press the UP Speed/Load key [], the numeric [ # ] key, and then press the [ENTER] key once to enter this mode. Pressing [] or [] forwards or backs up through the selections. Pressing [ENTER] then selects that item. Enter values then press the [ENTER] key again to store the value.
  • Page 31 [] [ 8 ] [ enter ] “ chanGe machIne” [ enter ] For Treadmill Devices, the selections are: [] [ ENTER ] “TREADCLIMBER” [] [ ENTER ] “T916” [] [ ENTER ] “T914” [] [ ENTER ] “TC/TM CONFIG RQD” Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 32 carDIo conSole coDeS...

  • Page 33: Parts List

    RePlaceMeNt PaRtS: In the US, call 800-628-8458. Outside the US, call +44-26-460-77-77. Authorized Nautilus representitives will assist you with your specific service requirements. Items in the parts list highlighted in gray are replaceable. Items with no warranty code or part number are replaceable as part of a higher-level assembly only.
  • Page 34 partS lISt ref #: aSSemBly #: part #: DeScrIptIon: Warranty: SM17808 Screw, 10-32 x .375, SHCS, SS 3 YEAR SM17809 Screw, 10-32 x .625, SHCS SS 3 YEAR SM17815 Screw, Button HD Cap, 10-32 x 5 /8L 3 YEAR SM17860 Belt, Treadclimber 1 YEAR SM17862...
  • Page 35 Cover, Front Trim 1 YEAR SM17653 Cover, Right Pan 1 YEAR SM17654 Cover, Left Pan 1 YEAR SM17655 Cover, Right Side 1 YEAR SM17656 Cover, Left Side 1 YEAR SM17657 Cover, Right Pivot 1 YEAR Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 36 partS lISt ref #: aSSemBly #: part #: DeScrIptIon: Warranty: SM17658 Cover, Left Pivot 1 YEAR SM17659 Cover, Lower Front Step 1 YEAR SM17668 Cover, Top Upright Right 1 YEAR SM17669 Cover, Top Upright Left 1 YEAR SM17670 ASSEMBLY, CONSOLE TC916 3 YEAR SM17676 Screw, 3/8-24 x 2.00, SHC...

  • Page 37: Exploded Views

    The reference numbers in the drawings on the following pages correlate to the reference numbers in the parts list on the preceding pages. Base Frame with Drive Motor: Base Frame with VSD Motor Control Board: Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 38: Base Frame With Dependency Link And Hydraulic System

    eXploDeD vIeWS Base Frame with Dependency Link and Hydraulic System: Dependency Link:...

  • Page 39: Treadle Assembly

    Treadle assembly: Console upright assembly, rear Step and Console assembly: Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 40: Base Frame Covers (Right Side.)

    eXploDeD vIeWS Base Frame Covers: (Right side as you stand on unit facing console.) Base Frame Covers: (left side as you stand on unit facing console.)

  • Page 41: Treadle Deck And Belt Assembly (Right Side.)

    Treadle Deck and Belt assembly: (Right side as you stand on unit facing console.) Treadle Deck and Belt assembly: (left side as you stand on unit facing console.) Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 42: Treadle Arm Assembly (Right Side.)

    eXploDeD vIeWS Treadle arm assembly: (Right side as you stand on unit facing console.) Treadle arm assembly: (left side as you stand on unit facing console.)

  • Page 43: Treadle Covers - Top And Bottom (Right Side.)

    Treadle Covers - Top and Bottom: (Right side as you stand on unit facing console.) Treadle Covers - Top and Bottom: (left side as you stand on unit facing console.) Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 44: Roc Bar Assembly

    eXploDeD vIeWS roC Bar assembly: Console upright and Cover assembly:...

  • Page 45: Rear Step And Support Platform

    Step and Support Platform: Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 46: Electronic Troubleshooting Summary

    electronIc trouBleShootInG Summary...
  • Page 47 Summary Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 48 electronIc trouBleShootInG Summary...
  • Page 49 Summary Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 50 electronIc trouBleShootInG Summary...

  • Page 51: Wiring Schematics

    WIrInG SchematIc Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 52 WIrInG SchematIc...
  • Page 53 WIrInG SchematIc: 110 vac DomeStIc Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 54 WIrInG SchematIc: 230 vac DomeStIc...
  • Page 55 WIrInG SchematIc: 230 vac InternatIonal Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 56 WIrInG SchematIc: 110 vac DomeStIc WIth tv...
  • Page 57 WIrInG SchematIc: 230 vac DomeStIc WIth tv Nautilus® TreadClimber®, Model TC916 Service Manual...

  • Page 58: Important Contact Numbers

    Important contact numberS If you need assistance, please have both the serial number of your machine and the date of purchase available when you contact the appropriate Nautilus office listed below. officeS iN the uNiteD StateS: iNteRNatioNal: E-mail: cstech@nautilus.com For technical assistance and a list of distributors in your area, please call or fax one of the following •...
  • Page 59 IntentIonally left BlanK Nautilus® TreadClimber®, Model TC916 Service Manual...
  • Page 60 Model tc9.16 ©2006. Nautilus, Inc. All rights reserved. Nautilus, the Nautilus Logo, ROC, TreadClimber, StairMaster and Changing the Game in Health and Fitness are either registered trademarks of trademarks of Nautilus, Inc. Polar and Fantastic are registered trademarks of their respective companies.

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