Weider PRO POWER STACK 831.159831 manual

USER’S MANUAL Model No. 831.159831 Serial No. The serial number is found in the location shown below . Write the serial number in the space above. CAUTION Read all precautions and instruc- tions in this manual before using this equipment. Save this manu- al for future reference. Serial Number Decal Patent Pending Visit our website at www .weiderf[...]

2 T ABLE OF CONTENTS IMPORT ANT PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 BEFORE YOU BEGIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 ASSEMBL Y . . . . . . . . . .[...]

3 IMPORT ANT PRECAUTIONS W ARNING : T o reduce the risk of serious injury , read the following important precautions before using the weight system. 1. Read all instructions in this manual and in the accompanying literature before using the weight system. 2. It is the responsibility of the owner to ensure that all users of the weight system are ade[...]

4 ASSEMBLED DIMENSIONS: Height: 77 in. Width: 80 in. Depth: 55 in. Low Pulley Station Foot Plate Leg Lever Press Arm Backrest Curl Pad Butterfly Arm Ab Pulley Station Weight Stack Leg Press Lever Thank you for selecting the innovative and versatile WEIDER ® PRO POWER ST ACK weight system. The POWER ST ACK offers a unique selection of weight statio[...]

5 Make sure you have the following tools: • T wo adjustable wrenches • One standard screwdriver • One phillips screwdriver • One rubber mallet • Y ou will also need grease or petroleum jelly , a small amount of soapy water , and clear tape or masking tape. Note: Assembly will be more convenient if you have a socket set, a set of open-end [...]

1. Before beginning, be sure that you have read and understood the information on page 5. Locate and open the parts bag labeled “FRAME ASSEMBL Y .” Press a 2” Square Inner Cap (67) into each end of the Butterfly Base (1). Insert four 5/16” x 2 1/2” Carriage Bolts (75) and a a 3/8” x 3 1/2” Carriage Bolt (95) up through the indicated h[...]

4. Slide the Butterfly Upright (4) over the indicated 5/16” x 2 1/2” Carriage Bolts (75) in the Butterfly Base (1). Hand tighten two 5/16” Nylon Locknuts (86) onto the Bolts. Do not tighten the Nylon Locknuts yet. 4 7 5. Press three 2” Square Inner Caps (67) into the Butterfly T op Frame (7). Press two Round Inner Caps (63) into the top of [...]

7 8. Press a 1” Square Inner Cap (69) into the small tube on the Press Upright (5). Slide the Press Upright (5) over the indicated 5/16” x 2 1/2” Carriage Bolts (75) in the Press Base (3). Hand tighten two 5/16” Nylon Locknuts (86) onto the Bolts. Do not tighten the Nylon Locknuts yet. Slide the Upright Support (6) over the 3/8” x 2 1/2?[...]

9 10. Press a 2” Square Inner Cap (67) into the Press T op Frame (9). Attach the Press T op Frame (9) to the indicated bracket at the top of the Press Upright (5) with two 5/16” x 2 3/4” Bolts (89), a Medium Support Plate (109), and two 5/16” Nylon Locknuts (86). Do not tighten the Nylon Locknuts yet. 1 1. Identify the Left Weight Guides (2[...]

10 13. Slide six Weights (41) onto the Right Weight Guides (26). Make sure the Weights are turned so the pin grooves are on the bottom. Press a Weight T ube Bumper (45) into the lower end of the Short Weight T ube (44). Slide the Short Weight T ube into the center holes in the Weights (41). Slide a T op Weight (42) onto the Right Weight Guides (26)[...]

11 82 82 29 28 67 8 90 90 92 26 27 4 7 5 8 9 28 5 78 82 35 15 16 38 29 82 90 92 90 15. Press a 2” Square Inner Cap (67) into the Center T op Frame (8). Place the Center T op Frame on the indicated brackets on the Uprights (4, 5). Note: The tops of the four Weight Guides (26, 27) must be behind the Center T op Frame, as shown in step 16. Attach th[...]

12 20. See the inset drawing. Press a Plastic Bushing (60) onto each welded tube on the Press Frame (17). Sli de th e Pr ess Frame into place on the Press Base (3). Note: This will be a tight fit. The Plastic Bushings should fit onto each end of the welded tubes in the Base. Lubricate the 3/8” x 8” Bolt (106). Attach the Press Frame (17) to the[...]

13 23 77 20 84 73 Bracket 24 4 105 90 73 37 34 22. Identify the Right and Left Butterfly Arms (19, 20) by the positions of the welded brackets. Press a 1 3/4” Square Inner Cap (68) into each end of the Right Butterfly Arm (19). Wet the lower end of the Butterfly Arm with soapy water . Slide a Large Foam Pad (53) onto the lower end of the Butterfl[...]

14 26. Remove another “V”-Pulley (34) from the bag labeled “PULLEY BAG 2.” Wrap the Butterfly Cable (73) around the “V”- Pulley (34) in the direction shown. Attach the Pulley and a Long Cable T rap (37) to the bracket on the back of the Butterfly Upright (4) with a 3/8” x 2 1/2” Bolt (105) and a 3/8” Nylon Locknut (90). Make sure [...]

32. Identify the Ab Cable (74). It is approximately 226 1/2” long, and it has a ball on one end and an eyelet on the other . Wrap the Ab Cable (74) around a 3 1/2” Pulley (35) as shown. Place two Pulley Covers (39) over the Pulley , so that the large tabs are on the side shown. Attach the Pulley and Pulley Covers to the Butterfly Upright (4) wi[...]

16 34. Wrap the Ab Cable (74) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley to the Double “U”-Bracket (31) with a 3/8” x 1 3/4” Bolt (94) and a 3/8” Nylon Locknut (90). 33. Remove the 3 1/2” Pulleys (35) from the other pair of pre-assembled Pulley Plates (32). Wrap the Ab Cable (74) around a 3 1/2” Pulley (35[...]

17 38 93 32 74 35 38 38. Wrap the Ab Cable (74) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable T rap (38) to the forth set of holes from the bottom in the indicated pair of Pulley Plates (32) with a 3/8” x 2” Bolt (93) and a 3/8” Nylon Locknut (90). Make sure the Cable T rap is posi- tioned to hold the Cab[...]

18 41. Locate the Weight Plate (48) that is attached to the bottom of the Bottom Weight (47). See the inset drawing. Attach the end of the Ab Cable (74) to the bottom of the Weight Plate (48) with a 5/16” x 1 3/4” Bolt (96) and a 5/16” Nylon Locknut (86). 41 48 96 86 74 47 42. Remove a Pro Pulley (1 10) from the bag labeled “PULLEY BAG 2.?[...]

19 45. Remove the 3/8” Nylon Jamnut (92) from the 3/8” x 4 3/4” Bolt (102) inserted into the Butterfly Upright (4) in step 43. Wrap the Low Cable (71) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable T rap (38) to the 3/8” x 4 3/4” Bolt (102) with the 3/8” Nylon Jamnut (92). Make sure the Cable T rap i[...]

20 49. Wrap the Press Cable (72) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable T rap (38) to the indicated hole in the Press Upright (5) with a 3/8” x 3 3/4” Bolt (101), a 3/8” W asher (97) and a 3/8” Nylon Locknut (90). Make sure the Cable T rap is positioned to hold the Cable in the groove of the Pull[...]

21 53. Wrap the Press Cable (72) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable T rap (38) to the indicated hole on the right side of the Press Upright (5) with a 3/8” x 4 3/4” Bolt (102) and a 3/8” Nylon Jamnut (92). Note: Thread the Jamnut only two turns onto the Bolt; another Pulley will be attached to [...]

22 57. Remove the 3/8” Nylon Jamnut (92) used in step 53. Route the Press Cable (72) through the Press Frame (17). Wrap the Press Cable (72) around a 3 1/2” Pulley (35) in the direction shown. Slide a Cable T rap (38) and the Pulley onto the 3/8” x 4 3/4” Bolt (102) in the bottom of the Press Upright (5). Properly tighten the 3/8” Nylon J[...]

23 61. Attach the Press Cable (72) to the remaining “U”- Bracket (33) with a 1/4” W asher (99) and a 1/4” Nylon Locknut (103). Note: Do not completely tighten the Nylon Locknut; it should be threaded only two turns onto the end of the Cable, as shown in the inset drawing. Attach the “U”-Bracket (33) to the Long Weight T ube (43) with a [...]

24 65. Press a 1 3/4” Square Inner Cap (68) into the indicated end of the Adjustment T ube (15). Attach the Adjustment T ube (15) to the bracket (not visible in the drawing) on the back of the Leg Press Plate (16) with a 5/16” x 2 1/2” Bolt (87), two 5/16” W ashers (100), and a 5/16” Nylon Locknut (86). Place the Adjustment T ube (15) in [...]

25 ADJUSTING THE LEG PRESS PLA TE T o adjust the position of the Leg Press Plate (16), pull out the Adjustment Pin (40) and slide the Adjustment T ube (15) either backward or forward in the bracket on the Leg Press Lever (14). Line up one of the adjustment holes in the Adjustment T ube with the hole in the bracket and re-insert the Adjustment Pin. [...]

26 81 47 41 41 CHANGING THE WEIGHT SETTING T o change the setting of a weight stack, insert a Weight Pin (81) under the desired Weight (41). Insert the Weight Pin so that the bent end touches the weight stack. T urn the bent end down. T o use the Bottom Weight (47) with the press arms or the leg press, insert the Weight Pin (81) under the Bottom We[...]

27 WEIGHT RESIST ANCE CHART The chart below shows the approximate weight resistance at each exercise station. “Left T op” and “Right T op” refer to the 6 lb. top weights. “Bottom” refers to the 12.5 lb. bottom weight. The other numbers refer to the 12.5 lb. weight plates. Weight resistance shown for the butterfly arm station is for each[...]

28 The threaded ends on the Rear Cable (70) and the Press Cable (72) attached to the weight stacks can be used to tighten the cables. T o tighten the Rear Cable (70), remove the 5/16” x 1 3/4” Bolt (96) and the 5/16” Nylon Locknut (86) from the “U”-Bracket (33) and the Short Weight T ube (44). T ighten the 1/4” Nylon Locknut (103) at th[...]

29 97 12 72 104 34 90 97 5 72 85 34 90 37 Slack can be removed from the Press Cable (72) by moving the “V”-Pulley (34) attached to the Press Seat Frame (12) closer to the Press Upright (5). Remove the 3/8” x 4 1/4” Bolt (85), 3/8” W asher (97), and 3/8” Nylon Locknut (90) from the Press Seat Frame (12), the “V”-Pulley (34), and the [...]

CABLE DIAGRAMS The Cable Diagrams below and on the next page show the proper routing of the Rear Cable (70), the Low Cable (71), the Press Cable (72), the Butterfly Cable (73), and the Ab Cable (74). The numbers show the correct route for each Cable. Make sure that the Cables are routed correctly , that the Pulleys move smoothly , and that the Cabl[...]

Low Cable (71) 5 4 3 1 2 6 7 3 1 8 9 10 11 5 6 2 1 4 1 2 4 3 2 3 Butterfly Cable (73) 5 Rear Cable (70) 31 4 Ab Cable (74)[...]

Part No. 185648 R0502A Printed in Canada © 2002 Sears, Roebuck and Co. SEARS, ROEBUCK AND CO., HOFFMAN EST A TES, IL 60179 Model No. 831.159831 QUESTIONS? If you find that: • you need help assembling or operating the WEIDER ® PRO POWER ST ACK weight system • a part is missing • or you need to schedule repair service call our toll-free HELPL[...]

Note: Assembly is divided into four stages: 1) frame assembly; 2) arm assembly; 3) cable assembly; and 4) seat assembly . The hardware for each assembly stage is packaged separately . Wait until you begin each stage to open that parts bag. This chart is provided to help you identify the small parts used in assembly . The number in parenthesis below[...]

3/8" Nylon Locknut (90) 3/8" Nylon Jamnut (92) 1/4" x 2 1/2" Carriage Bolt (91) 5/16" x 2 1/2" Carriage Bolt (75) 3/8" x 2 1/2"Carriage Bolt (76) 5/16" Nylon Jamnut (77) 5/16" Nylon Locknut (86) 3/8" x 2 3/4" Bolt (82) 3/8" x 2" Bolt (93) 1/4" W asher (99) 3/8" W asher [...]

3/8" x 3 1/2" Carriage Bolt (95) 5/16" x 1" Shoulder Bolt (84) 5/16" x 2 3/4" Shoulder Bolt (108) 3/8" x 3 1/2" Bolt (1 1 1) 3/8" x 4 3/4" Bolt (102) 1” T ap Screw (80) 5/16" x 1 3/4" Bolt (96) 1/4" x 3/4" Bolt (98) 3/8" x 3" Bolt (88) 3/8" x 3 3/4" Bolt (10[...]

1” Retainer (54) 1" Cover Cap (55) 1" Square Inner Cap (69) 1 3/4" Square Inner Cap (68) Round Inner Cap (63) 3/4" Round Inner Cap (64) 1" Round Inner Cap (66) 2" Square Inner Cap (67)[...]

8 1 REMOVE THIS P ART LIST/EXPLODED DRA WING FROM THE MANUAL. SA VE THIS P ART LIST/EXPLODED DRA WING FOR FUTURE REFERENCE[...]

Note: “#” indicates a non-illustrated part. Specifications are subject to change without notice. 1 1 Butterfly Base 2 1 Center Base 3 1 Press Base 4 1 Butterfly Upright 5 1 Press Upright 6 1 Upright Support 7 1 Butterfly T op Frame 8 1 Center T op Frame 9 1 Press T op Frame 10 1 Butterfly Seat Frame 1 1 1 Butterfly Leg 12 1 Press Seat Frame 13 [...]

62 59 62 62 5 6 35 38 38 35 35 38 35 35 38 37 34 18 18 60 35 38 38 32 32 23 12 34 37 38 38 38 38 14 40 35 35 61 61 109 50 15 16 47 41 41 27 46 26 46 42 44 45 33 35 17 9 11 0 29 38 35 109 32 32 38 35 35 38 36 36 28 28 8 34 34 37 37 4 39 39 35 25 21 22 23 10 11 50 52 49 64 35 35 11 0 38 38 38 109 1 56 57 58 2 35 35 35 35 38 35 51 52 64 52 64 13 53 53[...]