NordicTrack 831.159770 user manual Locknut onto the upper Bolt yet

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5.Slide the welded tubes on the Top Frame (1) over the upper ends of the Weight Guides (23). Align the bracket on the Top Frame with the indicated holes in the Main Upright (3). Insert two 3/8” x 3” Bolts (45) into the holes. Thread a 3/8” Nylon Locknut (50) onto the lower Bolt. Do not thread a

Locknut onto the upper Bolt yet.

Attach the Weight Guides (23) to the Top Frame

(1) with two 3/8” x 1 3/4” Bolts (60) and two 3/8” Nylon Locknuts (50).

6.Press a 2” x 3” Inner Cap (24) into the end of the Leg Press Base (84).

Slide the Leg Press Base (84) onto the 3/8” x 3 3/4” Carriage Bolt (52) and the 3/8” x 5” Carriage Bolt (82) in the Stabilizer (5). Tighten a 3/8” Nylon Locknut (50) onto the 3/8” x 3 3/4” Carriage Bolt. Do not place a Nylon Locknut on the 3/8” x 5” Carriage Bolt yet.

7.Turn the Adjustment Knob (9) on the Sliding Seat Frame (74) counterclockwise to loosen it. Pull out the Knob as far as possible and slide the Sliding Seat Frame onto the Seat Frame Channel (88).

Release the Knob and let it engage one of the adjustment holes in the Seat Frame Channel. Tighten the Knob fully.

Press a 2” Square Inner Cap (33) into the top of the Sliding Seat Frame (74). Press a 2” Square Inner Cap into the indicated end of the Seat Frame Channel (88). Press the Angle Cap (99) and the Flat Plate (4) onto the other end of the Seat Frame Channel.

8.Attach the Seat Frame Channel (88) to the Leg Press Base (84) with four 3/8” x 3” Carriage Bolts (64) and four 3/8” Nylon Locknuts (50).

Tighten the 3/8” Nylon Locknuts (50) used in steps 1 and 2.

5

 

 

 

 

 

Bracket

45

 

 

1

 

 

 

 

50

 

 

 

 

50

3

 

 

 

 

 

60

 

 

Welded

 

 

 

Tubes

 

 

 

 

23

 

6

 

 

 

 

50

 

 

 

82

 

 

 

52

 

24

 

5

84

 

 

 

 

 

7

33

 

 

 

 

 

 

9

74

 

 

33

 

 

 

 

88

4

 

Adjustment

 

 

 

99

 

Holes

 

 

 

 

8

64

 

 

 

 

 

 

88

 

 

 

50

 

64

 

 

 

 

 

50

 

 

 

50

 

 

84

 

50

 

 

 

8

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Contents Customer HOT Line QUESTIONS?Model No Serial No Table of Contents Important Precautions Before YOU Begin DecalAssembly Make Assembly Easier for YourselfFrame Assembly Open the parts bag labeled Weight Inserts Make sure the large pin groove is oriented as shownLocknut onto the upper Bolt yet Tighten the 3/8 Nylon Locknuts 50 used in steps 1Arm Assembly Open the parts bags labeled ARM AssemBLY Has an extra hole in itDo not overtighten the Nylon Locknut Leg Lever Lock must pivot easilyCable Assembly Page Page Page Page Two Pulley Plates 31. Make sure the Cable is Is oriented so it will hold the Cable in placeOpen the parts bag labeled ARM and Seat Seat AssemblyAssembly Page Page Page Cable Diagram Adjustments Changing the Weight SettingAttaching the Accessories Adjusting the Height of the SeatConverting the PRESS/FLY Arms Attaching the Curl PADLbs Weight Resistance ChartWeight Press Low High Leg Plates Arm Pulley TROUBLE-SHOOTING and Maintenance Tightening the CablesExercise Guidelines Staying Motivated Muscle ChartCooling Down Ordering Replacement Parts Limited WarrantyPage 3 Inner Cap Page Part Identification CHART-Model No .159770 R0402A Remove this Part LIST/EXPLODED Drawing From the Manual Part LIST-Model No Qty Description159770 Exploded831