Weider 831.159830 User Manual
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Weider 831.159830 User Manual

Weider user's manual pro power stack weight system 831.159830
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Model No. 831.159830
Serial No.
The serial number is found in the
location shown below. Write the
serial number in the space above.
SEARS, ROEBUCK AND CO.
HOFFMAN ESTATES, IL 60179
CAUTION
Read all precautions and instruc-
tions in this manual before using
this equipment. Save this manu-
al for future reference.
Serial
Number
Decal
USER'S MANUAL
Visit our website at
www.weiderfitness.com
new products, prizes,
fitness tips, and much more!
Patent Pending

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Summary of Contents for Weider 831.159830

  • Page 1 Model No. 831.159830 Serial No. The serial number is found in the location shown below. Write the serial number in the space above. Serial Number Decal SEARS, ROEBUCK AND CO. HOFFMAN ESTATES, IL 60179 CAUTION Read all precautions and instruc- tions in this manual before using this equipment.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS IMPORTANT PRECAUTIONS ............. 3 BEFORE YOU BEGIN .

  • Page 3: Important Precautions

    IMPORTANT PRECAUTIONS WARNING : To 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- quately informed of all precautions.

  • Page 4: Before You Begin

    To help us assist you, please note the prod- uct model number and serial number before calling. The model number is 831.159830. The serial number can be found on a decal attached to the weight system (see the front cover of this manual).

  • Page 5: Assembly

    ASSEMBLY Make Assembly Easier for Yourself Everything in this manual is designed to ensure that the weight system can be assem- bled successfully by anyone. Before begin- ning assembly, make sure to read the information on this page. This brief intro- duction will save you much more time than it takes to read it.

  • Page 6: Frame Assembly

    Frame Assembly 1. Before beginning, be sure that you have read and understood the information on page 5. Locate and open the parts bag labeled “FRAME ASSEMBLY.” Press a 2” Square Inner Cap (67) into each end of the Butterfly Base (1). Insert four 5/16”...
  • Page 7 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. 5. Press three 2” Square Inner Caps (67) into the Butterfly Top Frame (7).
  • Page 8 ADJUSTMENTS The instructions below describe how each part of the weight system can be adjusted. Refer to the exercise guide accompanying this manual to see how the weight system should be set up for each exercise. IMPOR- TANT: When using an accessory, make sure it is in the correct starting position for the exercise to be performed.
  • Page 9 10. Press a 2” Square Inner Cap (67) into the Press Top Frame (9). Attach the Press Top 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”...
  • Page 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 Tube Bumper (45) into the lower end of the Short Weight Tube (44). Slide the Short Weight Tube into the center holes in the Weights (41).
  • Page 11 15. Press a 2” Square Inner Cap (67) into the Center Top Frame (8). Place the Center Top 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 Top Frame, as shown in step 16.

  • Page 12: Arm Assembly

    Arm Assembly 18. Locate and open the parts bag labeled “ARM ASSEMBLY.” Press two 2” Square Inner Caps (67) into the ends of the Leg Lever (13). Lubricate a 3/8” x 3 1/4” Bolt (104). Attach the Leg Lever (13) to the Butterfly Leg (11) with the Bolt and a 3/8”...

  • Page 13: Cable Assembly

    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 Butterfly Arm.
  • Page 14 25. Remove the 3 1/2” Pulleys (35) from the Double “U”-Bracket (31). Wrap the Butterfly Cable (73) around a 3 1/2” Pulley (35). Attach the Pulley to the Double “U”- Bracket (31) with a 3/8” x 1 3/4” Bolt (94) and a 3/8”...
  • Page 15 29. Remove the 3 1/2” Pulleys (35) from a pair of pre- assembled Pulley Plates (32). Wrap the Rear Cable (70) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable Trap (38) to the top hole in the pair of Pulley Plates (32) with a 3/8”...
  • Page 16 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) in the direction shown. Attach the Pulley and a Cable Trap (38) to the top hole in the pair of Pulley Plates (32) with a 3/8”...
  • Page 17 37. Wrap the Ab Cable (74) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley to the indicated bracket on the Center Base (2) with a 3/8” x 3 3/4” Bolt (101) and a 3/8” Nylon Locknut (90).
  • Page 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).
  • Page 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 Trap (38) to the 3/8”...
  • Page 20 49. Wrap the Press Cable (72) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable Trap (38) to the indicated hole in the Press Upright (5) with a 3/8” x 3 3/4” Bolt (101), a 3/8”...
  • Page 21 53. Wrap the Press Cable (72) around a 3 1/2” Pulley (35) in the direction shown. Attach the Pulley and a Cable Trap (38) to the indicated hole on the right side of the Press Upright (5) with a 3/8” x 4 3/4”...
  • Page 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 Trap (38) and the Pulley onto the 3/8”...

  • Page 23: Seat Assembly

    61. Attach the Press Cable (72) to the remaining “U”- Bracket (33) with a 1/4” Washer (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.
  • Page 24 65. Press a 1 3/4” Square Inner Cap (68) into the indicated end of the Adjustment Tube (15). Attach the Adjustment Tube (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”...

  • Page 25: Adjustments

    7. Slide the Butterfly Leg (11) onto the two 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. Attach the Butterfly Seat Frame (10) to the Butterfly Upright (4) with two 5/16” x 2 3/4” Bolts (89), two 5/16”...
  • Page 26 CHANGING THE WEIGHT SETTING To 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. Turn the bent end down. To use the Bottom Weight (47) with the press arms or the leg press, insert the Weight Pin (81) under the Bottom Weight.

  • Page 27: Weight Resistance Chart

    WEIGHT RESISTANCE CHART The chart below shows the approximate weight resistance at each exercise station. “Left Top” and “Right Top” 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.

  • Page 28: Troubleshooting And Maintenance

    TROUBLESHOOTING AND MAINTENANCE Make sure all parts are properly tightened each time you use the weight system. Replace any worn parts immedi- ately. The weight system can be cleaned using a damp cloth and mild non-abrasive detergent. Do not use solvents. TIGHTENING THE CABLES Woven cable, the type of cable used on the weight system, can stretch slightly when it is first used.
  • Page 29 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” Washer (97), and 3/8” Nylon Locknut (90) from the Press Seat Frame (12), the “V”-Pulley (34), and the Long Cable Trap (37).

  • Page 30: Cable Diagrams

    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.
  • Page 31 Ab Cable (74) Low Cable (71) Rear Cable (70) Butterfly Cable (73)

  • Page 32: Replacement Parts

    SEARS, ROEBUCK AND CO., DEPT. 817WA, HOFFMAN ESTATES, IL 60179 Part No. 183713 R0402A The model number and serial number of your WEIDER POWER STACK weight system are listed on a decal attached to the frame. See the front cover of this manual to find the location of the decal.
  • Page 33 This chart is provided to help you identify the small parts used in assembly. The number in parenthesis below each part refers to the key number of the part from the PART LIST in the center of this manual. Important: Some parts may have been pre-assembled for shipping purposes.
  • Page 34 3/4" Round Inner Cap (64) Round Inner Cap (63) 1” Retainer (54) 1" Square Inner Cap (69) 1" Round Inner Cap (66) 1" Cover Cap (55) 1 3/4" Square Inner Cap (68) 2" Square Inner Cap (67)
  • Page 35 PART IDENTIFICATION CHART—Model No. 831.159830 1/4" Nylon Locknut (103) 5/16" Nylon Jamnut (77) 5/16" Nylon Locknut (86) 3/8" Nylon Jamnut (92) 3/8" Nylon Locknut (90) 1/4" Washer (99) 5/16" Washer (100) 3/8" Washer (97) 3/8" SAE Washer (113) 3/8" x 1 3/4" Bolt (94) 3/8"...
  • Page 36 5/16" x 1 3/4" Bolt (96) 5/16" x 1" Shoulder Bolt (84) 1” Tap Screw (80) 1/4" x 3/4" Bolt (98) 5/16" x 3" Bolt (107) 5/16" x 2 3/4" Shoulder Bolt (108) 3/8" x 3" Bolt (88) 3/8" x 3 1/4" Bolt (104) 3/8"...
  • Page 37 REMOVE THIS PART LIST/EXPLODED DRAWING FROM THE MANUAL. SAVE THIS PART LIST/EXPLODED DRAWING FOR FUTURE REFERENCE...
  • Page 38 PART LIST—Model No. 831.159830 Key No. Qty. Description Butterfly Base Center Base Press Base Butterfly Upright Press Upright Upright Support Butterfly Top Frame Center Top Frame Press Top Frame Butterfly Seat Frame Butterfly Leg Press Seat Frame Leg Lever Leg Press Lever...
  • Page 39 EXPLODED DRAWING—Model No. 831.159830 R0402A...

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831.159830 pro power stack

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