Nautilus TREADCLIMBER TC916 User Manual Page 1

Be Strong.™P/N: 001-7129 Rev D (5/21/2007)Service ManualTreadClimber®, Model TC916 Commercial Series

10 MECHANICAL SERVICE 4.0 - VSD ASSEMBLY GROUNDING Parts Affected:• Front Trim Cover - P/N: SM17652• Right Pan Cover - P/N: SM17653• Right Side Cove

11Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE 4-6: Remove the two (2) VSD Bracket Screws (P/N - SM27594), then remove the

12 5.0 - REMOVING UPRIGHTSTools Needed: • 1/8 Allen bit • 5/32 Allen bit • 3/4 inch Socket • Phillips head screw driver 5-1: Remove the Front

13Nautilus® TreadClimber®, Model TC916 Service ManualFigure 5-4Figure 5-5Figure 5-6: Lower plastic parts.Figure 5-7Figure 5-8 B) From the Encoder As

14 6.0 - REMOVING BASE PLASTICTools Needed: • Phillips head screw driver • 1/8 Allen bit6-1: Remove three (3) front plastic screws (see Figure 6

15Nautilus® TreadClimber®, Model TC916 Service Manual7.0 - BELT TENSION AND ALIGNMENTParts Affected: • Left Treadle Assembly - P/N 17623 • Right Tr

16 8.0 - BELT AND DECK REPLACEMENTTools Needed: 7/16 & 3/4 Wrench or Socket 3/8 Allen Socket 1/8, 5/32 & 5/16 Allen Wrench

17Nautilus® TreadClimber®, Model TC916 Service ManualBELT AND DECK REPLACEMENT CONTINUED:Figure 2: Rear cover and rear step removed.Figure 3: Removing

18 MECHANICAL SERVICE 9.0 - TREADLE ADJUSTMENT TROUBLESHOOTINGParts Affected: • Treadle Assembly • Hydraulic CylinderTools Needed: • Phillips S

19Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE Figure A-5Figure A-69A-3: Check the cylinder by feeling the shaft of the cyl

2 Attention! this mAnuAl is intended for Authorized nAutilus or nAutilus certified service personnel And not for the consumer. there Are no user serv

20 MECHANICAL SERVICE B: IF THE PROBLEM IS NOT IN THE HYDRAULIC CYLINDER OR THE CONNECTING HARDWARE, THEN PERFORM THE FOLLOWING ELECTRONIC AND SOFTW

21Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE C: TO RE-CENTER THE LARGE ENCODER WHEEL ATTACHED TO THE DEPENDENCY MECHANISM

22 MECHANICAL SERVICE D: TO CHECK THE ENCODER RANGE OF MOVEMENT AND TO MAKE SURE THE LARGE ENCODER WHEEL IS NOT SLIPPING DURING MOVEMENT, FOLLOW THE

23Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE E: TO RESET THE TREADLE CENTER IN SOFTWARE TO MATCH THE TREADLE CENTER ON TH

24 MECHANICAL SERVICE 10.0 - REPLACEMENT OF PIVOT COVERSParts Affected: • Right Pivot Cover - P/N 17660• Left Pivot Cover - P/N 17661Tools Needed:

25Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE 10-5: Loosen 4 inside bolts (2 on each side) that attach the upright (P/N -

26 11.0 - REPLACEMENT OF HYDRAULIC CYLINDERSParts Affected: • Front Cover - P/N 17652• Left Side Cover - P/N 17656• Left Lower Pan Cover - P/N 17654•

27Nautilus® TreadClimber®, Model TC916 Service Manual11-9: With a 3/8 inch Allen wrench and 3/4 inch wrench placed on the Nut (P/N - SM22893) under t

28 12.0 - VIBRATION TROUBLESHOOTINGParts Affected: • Rear Step - P/N SM17733• Step Plate Weldment - P/N SM17591• Flywheel - P/N SM41059• Snap Ring - P

29Nautilus® TreadClimber®, Model TC916 Service ManualCheck the Front Roller Snap Ring: 12-6: Verify that the snap ring on the front rollers is in pla

3Nautilus® TreadClimber®, Model TC916 Service ManualIMPORTANT SAFETY PRECAUTIONS... 4PRODUCT SPECIFICATIONS ... 6MEC

30 CARDIO CONSOLE CODESGeneral Information:• Press the UP Speed/Load key [], the numeric [ # ] key, and then press the [ENTER] key once to enter thi

31Nautilus® TreadClimber®, Model TC916 Service ManualCARDIO CONSOLE CODESWorkout Default Console Codes Continued…[] [ 5 ] [ ENTER ] “ R AND D” []

32 CARDIO CONSOLE CODES

33Nautilus® TreadClimber®, Model TC916 Service ManualPARTS LISTORDERING REPLACEMENT PARTS:In the US, call 800-628-8458. Outside the US, call +44-26-4

34 PARTS LISTREF #: ASSEMBLY #: PART #: DESCRIPTION: WARRANTY:98 SM17808 Screw, 10-32 x .375, SHCS, SS 3 YEAR63 SM17809 Screw, 10-32 x .625, SHCS SS 3

35Nautilus® TreadClimber®, Model TC916 Service ManualPARTS LISTREF #: ASSEMBLY #: PART #: DESCRIPTION: WARRANTY:58 SM22276 Screw, #6 S.T. x .625 Hex O

36 PARTS LISTREF #: ASSEMBLY #: PART #: DESCRIPTION: WARRANTY:153 SM17658 Cover, Left Pivot 1 YEAR154 SM17659 Cover, Lower Front Step 1 YEAR107 SM1766

37Nautilus® TreadClimber®, Model TC916 Service ManualEXPLODED VIEWSWORKING WITH EXPLODED VIEWSThe reference numbers in the drawings on the following p

38 EXPLODED VIEWS Base Frame with Dependency Link and Hydraulic System:Dependency Link:

39Nautilus® TreadClimber®, Model TC916 Service ManualEXPLODED VIEWS Console Upright Assembly, Rear Step and Console Assembly:Treadle

4 IMPORTANT SAFETY PRECAUTIONS - SAVE THESE INSTRUCTIONSIMPORTANT SAFETY INSTRUCTIONS The following definition applies to the word “Warning” fo

40 EXPLODED VIEWSBase Frame Covers: (Right side as you stand on un

41Nautilus® TreadClimber®, Model TC916 Service ManualEXPLODED VIEWSTreadle Deck and Belt Assembly: (Left side as you stand on unit f

42 EXPLODED VIEWSTreadle Arm Assembly: (Right side as you stand on unit facing console.)

43Nautilus® TreadClimber®, Model TC916 Service ManualEXPLODED VIEWSTreadle Covers - Top and Bottom: (Left side as you stand on unit facing console.)

44 EXPLODED VIEWS ROC Bar Assembly:Console Upright and Cover Assembly:

45Nautilus® TreadClimber®, Model TC916 Service ManualEXPLODED VIEWSRear Step and Support Platform:

46 ELECTRONIC TROUBLESHOOTING SUMMARY1. LED Operation on PCBAsWhat this means First Action Second Action Third Action Fourth Action Note about use of

47Nautilus® TreadClimber®, Model TC916 Service ManualELECTRONIC TROUBLESHOOTING SUMMARY1. LED Operation on PCBAsWhat this means First Action Second Ac

48 1. LED Operation on PCBAsWhat this means First Action Second Action Third Action Fourth Action 3. Operational Error CodesWhat this means First Acti

49Nautilus® TreadClimber®, Model TC916 Service Manual1. LED Operation on PCBAsWhat this means First Action Second Action Third Action Fourth Action GR

5Nautilus® TreadClimber®, Model TC916 Service ManualIMPORTANT SAFETY PRECAUTIONS7. To avoid potential safety and electrical problems, replace with man

50 1. LED Operation on PCBAsWhat this means First Action Second Action Third Action Fourth Action TC/TM CONFIG RQRDUnit must be reconfigured as either

51Nautilus® TreadClimber®, Model TC916 Service ManualCABLE ASSY, T9 HR,PROCESSOR SIDE#41442TC916TREADCLIMBER120V VERSIONSTOP-LEVEL WIRINGT. BROWN 6/1

52 WIRING SCHEMATIC

53Nautilus® TreadClimber®, Model TC916 Service ManualWIRING SCHEMATIC: 110 VAC DOMESTIC27000 INSTALLS IN PLACE OF CHOKE ASSY ON NON-EUROPE

54 WIRING SCHEMATIC: 230 VAC DOMESTIC 17824 3 3 17824 17786CONFIGURATIONPLATE ASSY230V AC 17823CHOKE41404 178591777817826OVERLAY17739KEYPANEL TC

55Nautilus® TreadClimber®, Model TC916 Service ManualWIRING SCHEMATIC: 230 VAC INTERNATIONAL17824 3 3 17824 17786CONFIGURATIONPLATE ASSY230V AC 1

56 WIRING SCHEMATIC: 110 VAC DOMESTIC WITH TV127TRANSFORMER27964 17824 3 3 17824 17786CONFIGURATIONPLATE ASSY120V AC 17719174981777817826OVERLAY1

57Nautilus® TreadClimber®, Model TC916 Service ManualWIRING SCHEMATIC: 230 VAC DOMESTIC WITH TV 127TRANSFORMER2796427000 MODEL ASSY, TREADCLIMBER T9

58 OFFICES IN THE UNITED STATES:E-mail: [email protected]• NAUTILUS INNOVATION CENTERNautilus, Inc.1886 Prairie WayLouisville, Colorado, USA 80027V

59Nautilus® TreadClimber®, Model TC916 Service ManualPAGE INTENTIONALLY LEFT BLANK

6 PRODUCT SPECIFICATIONS User Weight Capacity: 400 lbs (182 kg)Speed Range: 0.5 to 6 mph (default set to 4.0 mph) -

©2006. Nautilus, Inc. All rights reserved. Nautilus, the Nautilus Logo, ROC, TreadClimber, StairMaster and Changing the Game in Health and Fitness are

7Nautilus® TreadClimber®, Model TC916 Service ManualMECHANICAL SERVICE 1.0 - REMOVING THE CONSOLE Tools Needed: • Phillips head screw driver • 5/

8 MECHANICAL SERVICE2.0 - ACCESSING THE CONSOLE FOR PROGRAMMINGTools Needed: • Phillips head screw driver 2-1: Turn off the unit. 2-2: Remove six

9Nautilus® TreadClimber®, Model TC916 Service Manual3.0 - REMOVING REAR STEPTools Needed: • Phillips head screw driver • 5/32 Allen bit 3-1: Unp