WeiderPro 831.159531 User Manual
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WeiderPro 831.159531 User Manual

WeiderPro 831.159531 User Manual

Weider pro 9950
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Model No. 831.159531
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. Save this manu-
al for future reference.
USER'S MANUAL
Visit our website at
www.weiderfitness.com
new products, prizes,
fitness tips, and much more!
Patent Pending

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  • Page 1 Model No. 831.159531 Serial No. USER’S MANUAL The serial number is found in the location shown below. Write the serial number in the space above. Serial Number Decal Patent Pending SEARS, ROEBUCK AND CO. HOFFMAN ESTATES, IL 60179 CAUTION Visit our website at...

  • 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 precau- tions before using the weight system. 1. Read all instructions in this manual and in 12. Do not place more than 200 pounds on either the accompanying literature before using the weight carriage.

  • Page 4: Before You Begin

    Whether your goal is to tone your body, build uct model number and serial number before calling. dramatic muscle size and strength or improve your The model number is 831.159531. The serial number cardiovascular system, the WEIDER ® PRO 9950 can be found on a decal attached to the weight system makes it easy to achieve the results you want.

  • Page 5: Assembly

    ASSEMBLY Make sure you have the following tools: Make Assembly Easier for Yourself • Two adjustable wrenches Everything in this manual is designed to • One standard screwdriver ensure that the weight system can be assem- bled successfully by anyone. Before begin- •...

  • Page 6: Frame Assembly

    Frame Assembly 1. Before beginning, make sure that you have read and understood the information on page 5. Locate and open the parts bags labeled “FRAME ASSEMBLY 1 and 2.” Press a 50mm Square Inner Cap (59) into each end of the Butterfly Base (1). Insert four M10 x 65mm Carriage Bolts (76) up through the Butterfly Base (1).
  • Page 7 4. Press a 38mm Square Inner Cap (75) into the indicated tube on the Press Upright (6). Orient the Press Upright (6) as shown. Attach the Press Upright to the indicated M10 x 65mm Carriage Bolts (76) in the Press Base (3) with two M10 Nylon Locknuts (74).
  • Page 8 7. Slide a Weight Carriage (28) onto each set of Weight Weight Guides (33). Be sure the weight tubes Tube are near the top of the Weight Carriages. 8. Attach the Top Frame (5) to the Butterfly Upright (4) with two M10 x 70mm Bolts (58), a Short Support Plate (26), and two M10 Nylon Locknuts (74).
  • Page 9 11. Press a 50mm Square Inner Cap (59) into the Press Top Frame (13). Attach the Press Top Frame (13) to the Press Upright (6) with two M10 x 70mm Bolts (58), a Long Support Plate (34), and two M10 Nylon Locknuts (74).

  • Page 10: Arm Assembly

    Arm Assembly 15. Locate and open the parts bag labeled “ARM ASSEMBLY.” Press a 50mm Square Inner Cap (59) into each Lubricate end of the Leg Lever (8). Lubricate the M10 x 81mm Bolt (93). Attach the Leg Lever (8) to the Butterfly Front Leg (9) with the Bolt and an M10 Nylon Locknut (74).
  • Page 11 18. Press two 45mm Square Inner Caps (60) into the top of the Press Frame (14). Press six M10 Brass Bushings (77) into the Press Frame and the Press Top Frame (13). Lubricate the M10 x 228mm Bolt (92). Attach the Press Frame (14) to the Press Top Frame (13) with the Bolt and an M10 Nylon Locknut (74).

  • Page 12: Cable Assembly

    21. Press four M10 Brass Bushings (77) into the Leg Press Arm (22) and the Press Base (3). Lubricate an M10 x 85mm Bolt (88). Orient the Leg Press Arm (22) as shown. Attach the Leg Press Arm to the Press Base (3) with the Bolt and an M10 Nylon Locknut (74).
  • Page 13 25. Wrap the Press Cable (80) around a “V”-Pulley (38). Attach the Pulley and a Long Cable Trap (50) to the Press Upright (6) with an M10 x 95mm Bolt (62), an M10 Washer (95), and an M10 Nylon Locknut (74). Be sure the Cable Trap is turned to hold the Cable in the groove of the Pulley.
  • Page 14 29. Insert an M10 x 120mm Bolt (61) through a 90mm Pulley (37), a Cable Trap (44), and the Leg Press Arm (22) from the indicated side. Be sure the Cable Trap is oriented as shown. Wrap the Press Cable (80) around another 90mm Pulley (37).
  • Page 15 33. Wrap the Press Cable (80) around a 90mm Pulley (37). Attach the Pulley to the bracket on the Press Top Frame (13) with an M10 x 45mm Bolt (96) and an M10 Nylon Locknut (74). Bracket 34. Wrap the Press Cable (80) around a 90mm Pulley (37).
  • Page 16 37. Wrap the Butterfly Cable (81) around a “V”-Pulley (38). Attach the Pulley and a Long Cable Trap (50) to the indicated side of the bracket on the Butterfly Upright (4) with a M10 x 60mm Bolt (79) and an M10 Nylon Locknut (74). Be sure the Long Cable Trap is turned to hold the Cable in the groove of the Pulley.
  • Page 17 41. Identify the Ab Cable (83); it is approximately 220.40” long and it has a ball on one end and a loop on the other. Large tabs must be on Wrap the Ab Cable (83) around a 90mm Pulley this side (37).
  • Page 18 45. Wrap the Ab Cable (83) around a 90mm Pulley Bracket (37). Attach the Pulley to the bracket on the Butterfly Top Frame (19) with an M10 x 45mm Bolt (96) and an M10 Nylon Locknut (74). 46. Wrap the Ab Cable (83) around a 90mm Pulley (37).
  • Page 19 49. Wrap the Leg Lever Cable (82) around a 90mm Pulley (37). Attach the Pulley and a Cable Trap (44) to the Butterfly Upright (4) with an M10 x 120mm Bolt (61) and an M10 Nylon Locknut (74). Do not tighten the Nylon Locknut yet. Be sure that the Cable Trap is turned to hold the Cable in the groove of the Pulley.
  • Page 20 Seat Assembly 53. Locate and open the parts bag labeled “SEAT ASSEMBLY.” Press a 25mm x 40mm Inner Cap (63) into the bottom of a Seat Bracket (11). Press two 25mm x 50mm Inner Caps (70) into the ends of the Seat Bracket.
  • Page 21 56. Press a 25mm x 40mm Inner Cap (63) into the back of the Backrest Bracket (21). Press two 25mm x 50mm Inner Caps (70) into the top and bottom of the Backrest Bracket. Insert an M8 x 40mm Carriage Bolt (54) into the center hole of the Support Plate (57).
  • Page 22 59. Attach the Curl Pad (36) to the Curl Post (35) with two M6 x 16mm Screws (90). 60. Make sure that all parts have been properly tightened before using the weight system. The use of the remaining parts will be explained in ADJUSTMENTS, beginning on the following page of this manual. Before using the weight system, pull each cable a few times to make sure that the cables move smoothly over the pulleys.

  • Page 23: Adjustment

    ADJUSTMENTS The weight system is designed to be used with your own weight set (not included). The steps below explain how the weight system can be adjusted. Refer to the accompanying exercise guide to see the correct form for sever- al exercises.
  • Page 24 ATTACHING THE CURL PAD To use the Curl Pad (36), remove the 50mm Square Inner Cap (59) and insert the Curl Post (35) into the Butterfly Front Leg (9). Secure the Curl Post with the Curl Adjustment Knob (52). Replace the 50mm Square Inner Cap (59) in the Butterfly Front Leg (9) when performing exercising that does not require the Curl Pad (36).

  • Page 25: Weight Resistance Chart

    WEIGHT RESISTANCE CHART The chart below shows the approximate weight resistance at each exercise station. Note: The actual resis- tance at each station may vary due to differences in individual weight plates as well as friction between the cables, pulleys, and weight guides. The weight resistance listed for the Butterfly Arm is for each arm.

  • Page 26: Cable Diagrams

    CABLE DIAGRAMS The cable diagrams below show the proper routing of the Butterfly Cable (81), the Ab Cable (83), the Leg Lever Cable (82) and the Press Cable (80). 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 cable traps do not touch or bind the Cables.

  • Page 27: Trouble-Shooting And Maintenance

    TROUBLE-SHOOTING AND MAINTENANCE TIGHTENING THE CABLES If a cable slips off the pulleys often, the cable may have become twisted. Remove the cable and re-install it. If the cables need to be replaced, see ORDERING REPLACEMENT PARTS on the back cover of this manual. The type of cable used on the weight system can stretch slightly when it is first used.
  • Page 28 PART IDENTIFICATION CHART—Model No. 831.159531 R1201A M6 x 16mm Screw (90) M10 x 25mm Bolt (97) M10 Large Washer (100) Bumper Screw (72) M6 x 40mm Screw (98) M10 x 45mm Bolt (96) M10 Washer (95) M8 x 40mm Carriage Bolt (54)
  • Page 29 M10 x 70mm Short Thread Bolt (99) M10 x 70mm Bolt (58) M10 x 81mm Bolt (93) M10 x 85mm Bolt (88) M10 x 90mm Bolt (55) M10 x 95mm Bolt (62) M10 x 100mm Bolt (91) M10 x 105mm Bolt (69) M10 x 120mm Bolt (61)
  • Page 30 38mm Square Inner Cap (75) 38mm Round Inner Cap (67) 25mm x 40mm Inner Cap (63) 25mm Round Inner Cap (32) 25mm x 50mm Inner Cap (70) 19mm Round Inner Cap (73) 25mm Cover Cap (86) 45mm Square Inner Cap (60) 25mm Retainer (85) 50mm Square Inner Cap (59)
  • Page 31 PART LIST—Model No. 831.159531 R1201A Key No. Qty. Description Key No. Qty. Description Butterfly Base Curl Adjustment Knob Center Base Butterfly Backrest Press Base M8 x 40mm Carriage Bolt Butterfly Upright M10 x 90mm Bolt Top Frame Weight Bumper Press Upright...
  • Page 32 EXPLODED DRAWING—Model No. 831.159531 R1201A...

  • Page 33: Full 90-Day Warranty

    The model number and serial number of your WEIDER ® Model No. 831.159531 9950 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. QUESTIONS? All replacement parts are available for immediate purchase or special order when you visit your nearest SEARS Service Center.

This manual is also suitable for:

9950 831.159531

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