Parts Manual
This section provides detailed diagrams and corresponding parts lists for various assemblies of the Nautilus 2ST Abdominal machine.
Main Frame & Crossmember Assembly
This diagram illustrates the main structural components of the Nautilus 2ST Abdominal machine, including the frame and crossmember. Various numbered callouts indicate specific parts such as bolts, washers, and frame components, which are detailed in the comprehensive parts lists.
Seat Frame Assembly
This section details the seat frame assembly, showing components like the seat pad, backrest, adjustment mechanisms, and leg rollers. Numbered callouts highlight individual parts, including fasteners, bushings, and frame elements, all referenced in the extensive parts lists.
Workbox Assembly
The workbox assembly diagram displays the components related to the machine's functional core, including the weight stack enclosure and associated mechanisms. Numbered indicators point to various parts such as bearings, shafts, and structural elements, which are fully described in the parts lists.
Movement Arm Assembly
This diagram focuses on the movement arm assembly, which includes the padded armrests and the pivot points for user interaction. Numbered callouts identify specific parts like hand grips, pads, and connecting hardware, with full descriptions available in the detailed parts lists.
Belt & Pulley Assembly
The belt and pulley assembly diagram illustrates the system responsible for transmitting resistance from the weight stack to the movement arm. Numbered callouts highlight components such as pulleys, belts, idler plates, and various fasteners, all of which are itemized in the comprehensive parts lists.
Weight Stack Assembly
This section outlines the components for the weight stack, including various weight plates, pins, and associated hardware. Different configurations are available: Standard, Women's/Medical, and Super Stack, each with specific part numbers.
USE CAUTION WHEN WORKING WITH WEIGHT STACK!
24 Weight Stack Standard
Lists components for the 24 lb. weight stack (20-250 lbs total), including bolts, washers, bushings, chain links, snap rings, weight selector pins, weight sleeves, and various weight plates. Example components include:
- A: BOLT HH2 7/16-14 X 4 1/2 BLACK
- D: RUBBER WEIGHT STACK WASHER
- L: PIN WEIGHT SELECTOR W/MAGNET 4" LENGTH
- R: 1 X 4 X 9.330 TOP WEIGHT STEEL, 10 lbs.
- W: WEIGHT STACK STAND 8"
Women's/Medical Weight Stack
Lists components for the 130 lb. weight stack (10-200 lbs total), similar to the standard stack but with specific weight plates. Example components include:
- A: BOLT HH2 7/16-14 X 4 1/2 BLACK
- Q: WEIGHT STACK DECAL (WOMEN'S) 10-260 lbs/kgs
- R: 1 X 4 X 9.330 TOP WEIGHT ALUM., 3.5 lbs.
Super Stack
Lists components for the 290 lb. weight stack (20-365 lbs total), with heavier weight plates. Example components include:
- S: 1 X 6 X 9.330 SECOND WEIGHT STEEL, 15 lbs.
- L: PIN WEIGHT SELECTOR W/MAGNET 7" LENGTH
Weight Stack Options
The manual illustrates three weight stand options:
- Option 1: No Stand (2LR, 2PF)
- Option 2: 3" Weight Stand (2AB, 2BP, 2CR, 2IP, 2LCP, 2LE, 2LB, 2OP, 2TP, 2LC, 2I0, 2VC)
- Option 3: 8" Weight Stand (2HAAD, 2HAB, 2RT, 2SC)
Mini 24 Add-On Weight Kit
This section details components for a mini 24 add-on weight kit, including various fasteners, washers, nuts, snap rings, and specific add-on weight components.
USE CAUTION WHEN WORKING WITH WEIGHT STACK!
Example components include:
- AA: 3/8-16 X 3/4 ALLEN CAP SCREW
- HH: 1 1/4 EXT. SNAP RING
- LL: ADD ON WEIGHT SELECTOR PIN & KNOB
- QQ: ADD ON WEIGHT DECAL LBS/KGS
- SS: CAST ONE POUND WEIGHT
Similar to the main weight stack, three options for the add-on weight stand are presented:
- Option 1: No Stand (2LR, 2PF)
- Option 2: 3" Weight Stand (2AB, 2BP, 2CR, 2IP, 2LCP, 2LE, 2LB, 2OP, 2TP, 2LCS, 2I0, 2VC)
- Option 3: 8" Weight Stand (2HAAD, 2HAB, 2RT, 2SC)
General Parts List
This comprehensive parts list covers a wide range of components for the Nautilus 2ST Abdominal machine, categorized by E.L. CODES (Equipment Line Codes) such as 2ABS (Fully Shielded Abdominal), 2WABS (Fully Shielded Women's Abdominal), 2MABS (Fully Shielded Medical Abdominal), 2AB (Partial Shielded Abdominal), 2WAB (Partial Shielded Women's Abdominal), and 2SAB (Partial Shielded Super Abdominal). The list includes reference numbers, part numbers, and descriptions.
Examples of listed components include:
- FR01: FRAME AB/LB KIT
- 1: BOLT HH5 3/8 X 1
- 10: RUBBER FOOTPADS (RECTANGLE)
- 21: BEARING MOUNT
- 35: 1 DIA HARDENED SHAFT 5 3/16 LONG
- 47: BELT ANCHOR TUBE
- 49: PULLEY 3"
- 59: END STRAP CLAMP
- 63: SCREW SHIELD 1/4 X 3/4
- 79: INNER SHIELD BF501 HARDWARE KIT
- 87: RED PINE TREE CLIP
- 105: SEAT ADJUSTMENT HANDLE 7/8"
- 110: WELDMENT KIT ABDOMINAL
- 127: SEAT ADJUSTMENT CABLE, 18"
- 134: SPRING GAS 200 NEWTON (682985) EXT. L. 16.54
- 145: LINKAGE 1/2 X 2 CRF X 14 LONG AB
- 153: KEVLAR BELT 63" appx. WT.STACK - IDLER
- 160: STD. SEAT BOTTOM PAD
- 174: ROLLER PADS 7.75" LONG 5 1/2 DIA
- 177: BEARING FAFNIR 203 PP
- 189: NAUTILUS WOMEN'S NAMEPLATE 2 1/2 x 9 1/4
Maintenance
Maintenance procedures follow the parts list section. For detailed maintenance instructions, refer to the relevant sections of this manual.
See the last pages of this manual for the 2ST Strength Circuit Exercise Order Diagram and the 2ST Floor Plan Kit.