Nautilus ONE User manual

Nautilus®Bowflex®Schwinn®Fitness Pearl Izumi®StairMaster®Universal®Nautilus Institute®
Service Manual
001-7147-120507A
Nautilus ONE™

Table of Contents
Safety Warnings ...........................................................................................................................1
Exploded Views ...........................................................................................................................2
Service Procedures......................................................................................................................5
Tower Shroud Removal ..............................................................................................5
Tower Shroud Installation ..........................................................................................7
Weight Drive Installation/Removal ............................................................................9
Screw Belt Adjustment ............................................................................................. 11
Bottom Loading Gas Spring Replacement..............................................................12
Knob Removal ........................................................................................................... 18
Contact Information .................................................................................................................. 19
Required Tools
1) 9/16" Socket Wrench
2) 3/4" Socket Wrench
3) Torque Wrench
4) 9/16" Wrench
5) Adjustable Wrench
6) 5/32" Hex Wrench
7) 5/16" Hex Wrench
8) 7/32" Hex Wrench
9) 1/4" Hex Wrench

Safety Warnings
This icon means a potentially hazardous situation which, if not avoided, could result in death or
serious injury.
Obey the following warnings:
Read and understand all Warnings on this machine. Specific Caution, Warning and/or Danger decals may be
applied to call attention to specific hazards.
• Carefully read and understand the Service Manual before you work on the machine. Failure to follow
instructions and safety warnings could result in injury to service technician or bystanders.
• Damaged machines or machines under repair must be marked as “Out of Service”, set aside and
prohibited from being used by customers or others.
• Keep bystanders and children away from the product being serviced at all times.
• Make sure that repair is done in an appropriate work space away from foot traffic and exposure to
unauthorized personnel.
• Adjustments and repairs to Nautilus equipment must only be performed by a professional service
technician trained to service Nautilus equipment.
• Some components of the equipment may be heavy or awkward. Use a second person or other
resources when performing maintenance steps involving these parts. Do not perform steps that require
heavy lifting or awkward movement on your own.
• Use only genuine Nautilus replacement parts and hardware. Failure to use genuine replacement parts
may cause a risk to users, keep the machine from operating properly, or void the warranty.
• Make sure that all warning stickers and instructional placards on the machine stay attached and are in
good condition. Request replacement warning stickers or placards if necessary from Nautilus customer
service.
• Do not attempt to modify the design or functionality if the machine. This could compromise user safety
and may void the warranty.
• Do not place the machine back in service until the machine, shrouds, instructions, warning labels and
have been verified and tested for proper performance.
• If you any questions regarding the Service Manual or the servicing of our equipment, please contact
qualified Nautilus personnel immediately.
Service Manual
1

Service Manual
2
WT-SYS-250-5 Weight Tower View #1
Top Cap
Placard Lens
Rear Shroud
Center Cap
Inside Shroud
Outside Shroud
Weight Select Knob Assembly
NLS ONE™ 3” Dome Decal (000-6491)
Belt and Cam Assembly
Frame and Engine Mounts
Graphic Bezel
Nautilus ONE™ Back Dome
Engine WT-250-5
Exploded Views
Assembly Manual
2

Service Manual
3
WT-SYS-250-5 Weight Tower View #2
Exploded Views
Service Manual
3
Rear Shroud
Front Tower Foot Pad
Graphic Bezel
Outside Shroud
Center Cap
Inside Shroud
Rear Tower Foot Pad
Placard Lens
Top Cap
Button Head Socket Cap Screw 1/4" - 20 x 3/4"
Button Head Socket Cap Screw 1/4" - 20 x 3/8"