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Weider 831.154021 manual

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Table of contents for the manual

  • Page 1

    ® Model No. 831.154021 Serial No. Write the serial number in the space above for reference. Serial Number Decal (under seat) , Assembly , Adjustments , Troubleshooting , Part List and Drawing WEIGHT SYSTEM EXERCISER User's Manual ,_CAUTION Read all precautions and instruc- tions in this manual before using this equipment. Save this manu- al f[...]

  • Page 2

    TABLE OF CONTENTS WARNING DECAL PLACEMENT ............................................................. 2 IMPORTANT PRECAUTIONS ................................................................ 3 BEFORE YOU BEGIN ...................................................................... 4 ASSEMBLY ........................................................[...]

  • Page 3

    iMPORTANT PRECAUTIONS kWARNING: To reduce the risk of serious injury, read the following important precautions before using the weight system. 1. Read all instructions in this manual before using the weight system. Use the weight sys- tem only as described in this manual. 2. it is the responsibUity of the owner to ensure that all users of the weigh[...]

  • Page 4

    BEFORE YOU BEGIN Thank you for selecting the versatile WELDER ® PRO 4250 weight system. The weight system offers an impressive array of weight stations designed to devel- op every major muscle group of the body. Whether your goal is to tone your body, build dramatic muscle size and strength, or improve your cardiovascular sys- tem, the weight syst[...]

  • Page 5

    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 begi n= 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. Assembly Requires Two Persons For [...]

  • Page 6

    Frame Assembly 1, Before beginning assembly, make sure you understand the information in the box on page 5, See the PART iDENTiFiCATION CHART in the center of this manua ! f0r help identifying small parts. Insert four M8 x 75mm Carriage Bolts (69) up through the Right Base (1). Note: It may be helpful to place a piece of tape over each bolt head to[...]

  • Page 7

    5, See drawing A. Attach the Right Upright (2) to the Right Base (1) with the two indicated M8 x 75mm Carriage Bolts (69) and two M8 Nylon Locknuts (91). Do not tighten the Locknuts yet. See drawing B. Attach the Left Upright (26) to the Left Base (25) with the two indicated M8 x 75mm Carriage Bolts (69) and two M8 Nylon Locknuts (91). Do not tight[...]

  • Page 8

    7. 8. Attach the Left Seat Frame (27) to the Left Base (25) with the two indicated M8 x 75mm Carriage Bolts (69) and two M8 Nylon Locknuts (91). Do not tighten the Locknuts yet. Attach the Left Seat Frame (27) to the Left Upright (26) with two M8 x 78mm Bolts (82), two M8 Washers (98), and two M8 Nylon Locknuts (91). Do not tighten the Locknuts yet[...]

  • Page 9

    9. Slide two Weight Bumpers (45) onto the Weight Guides (44). Slide the eight Weights (55), with the pin holes on the indicated side, onto the Weight Guides. Press the Weight Tube Bumper (46) into the Weight Tube (47). Insert the Weight Tube into the stack of Weights (55). Make sure the pin on the Weight Tube sits in the groove in the top Weight. G[...]

  • Page 10

    12. Attach the Left Top Frame (36) to the Right Top Frame (5) with four M8 x 78mm Bolts (82), two M8 Washers (98), a Support Plate (31), and four M8 Nylon Locknuts (91). Do not tighten the Locknuts yet. 13. Attach the Left Top Frame (36) to the Left Upright (26) with two M8 x 78mm Bolts (82), a Support Plate (31), and two M8 Nylon Locknuts (91). Do[...]

  • Page 11

    16. Attach the Leg Bumper (59) to the Right Seat Frame (3) with an M4 x 16mm Self-tapping Screw (89) and an M4 Washer (96). Grease an M10 x 75mm Bolt (60). Attach the Leg Lever (4) to the Right Seat Frame (3) with the Bolt and an M10 Nylon Locknut (90). Make sure the "U'=rod is on the indicated side of the Leg Lever. Do not overtighten th[...]

  • Page 12

    19. Attach a Press Arm (30) to the Press Frame (29) with two M8 x 69mm Bolt (86) and two M8 Nylon Locknuts (91). Repeat this step with the other Press Arm (30). 20. Grease an M10 x 108mm Bolt (72). Attach the Leg Press Frame (28) to the Left Base (25) with the Bolt and an M10 Nylon Locknut (90). Do not overtighten the Locknut; the Leg Press Frame m[...]

  • Page 13

    23. Wrap the Press Cable (109) around a 90mm Pulley (63). Attach the Pulley, two Half Finger Guards (66), a Cable Trap (68), and an MIO Washer (99) to the Left Seat Frame (27) with an MIO x 103mm Bolt (22) and an MIO Nylon Locknut (90). Make sure the Cable Trap and the Finger Guards are oriented as shown. 24. Wrap the Press Cable (109) around a &qu[...]

  • Page 14

    27. Wrap the Press Cable (109) around a "V"-pulley (62). Attach the "V"-pulley, two Half Finger Guards (66), a Large Cable Trap (111), and an MIO Washer (99) inside the bracket on the Left Upright (26) with an MIO x 65mm Bolt (77) and an M10 Nylon Locknut (90). Make sure the Cable Trap and Finger Guards are oriented as shown. 28[...]

  • Page 15

    31. Attach the end of the Press Cable (109) to a "U'- bracket (50) with an M8 Washer (98) and an M8 Nylon Locknut (91). Note: Do not completely tighten the Locknut; it should be tightened so that only two threads of the Cable show past the Locknut, as shown in the inset drawing. 32. Locate the Butterfly Cable (106). Grease an M8 x 22mm Sh[...]

  • Page 16

    36. Grease an M8 x 22mm Shoulder Bolt (39). Attach the Butterfly Cable (106) to the Right Butterfly Arm (7) with the Bolt and an M8 Nylon Locknut (91). Make sure the fiat edge of the Cable is against the Butterfly Arm. 37. Locate the Short Cable (108). Attach the Cable to the M8 x 96mm Bolt (83) used in step 6 with an M8 Washer (98), an M8 x 13mm S[...]

  • Page 17

    41. Route the Weight Cable (110) over a 90mm Pulley (63) and down through the Right Top Frame (5). Attach the Pulley inside the Top Frame with an MIO x 80mm Bolt (75), two MIO Washers (99), two MIO x 19mm Spacers (102), and an MIO Nylon Locknut (90). 42. Wrap the Weight Cable (110) under a 90mm Pulley (63). Attach the Pulley, a Cable Trap (68), and[...]

  • Page 18

    46. Locate the Ab Cable (107). Route the small ball on the Cable through the Leg Lever (4) and the Right Seat Frame (3). Make sure the Cable is over the rod in the Seat Frame. Attach a 90mm Pulley (63) inside the Leg Lever (4), over the Ab Cable (107), with an MIO x 65mm Bolt (77), two MIO Washers (99), two MIO x 12mm Spacers (101), and an MIO Nylo[...]

  • Page 19

    50. Wrap the Ab Cable (107) under a 90mm Pulley (63). Attach the Pulley, a Cable Trap (68), and two Half Finger Guards (66) to the Right Base (1) with an MIO x 50mm Bolt (64) and an MIO Nylon Locknut (90). Make sure the Cable Trap and Finger Guards are oriented as shown. 51. Wrap the Ab Cable (107) over a 90mm Pulley (63). Attach the Pulley, a Cabl[...]

  • Page 20

    55. Wrap the Ab Cable (107) over a 90mm Pulley (63). Attach the Pulley and the two Quarter Finger Guards (105) to the Right Upright (2) with an MIO x 108mm Bolt (72), an M10 Washer (99), and an MIO Nylon Locknut (90). Make sure that the rod is inserted through both Finger Guards and is over the Cable. 56. ]]ghten the Weight Cable (110) into the Wei[...]

  • Page 21

    59. Attach the Butterfly Backrest (9) to the Right Upright (2) with four M6 x 16mm Screws (88). 60. Press the two Shroud Covers (11) onto the Shroud (10). Attach the Shroud to the Right Top Frame (5) and the Center Base (52) with four M6 x 22mm Bolts (87), four M6 Washers (97), and four M6 Nylon Locknuts (92). Be careful not to scratch yourself whe[...]

  • Page 22

    61. Attach the Lock Plate (21) to the Right Seat Frame (3) with an M8 x 68mm Shoulder Bolt (41), an M8 Washer (98), and an M8 Nylon Locknut (91). Do not overtighten the Locknut; the Lock Plate must be able to pivot easily. Attach the Leg Pin (24) to the Right Seat Frame (3) with an M4 x 16mm Self-tapping Screw (89). Insert the Leg Pin through the L[...]

  • Page 23

    ADJUSTMENTS This section explains how to adjust the weight system. See the EXERCISE GUIDELINES on page 29 for important information about how to get the most benefit from your exercise program. Also, see the accompanying exercise guide to see the correct form for each exercise. Make sure all parts are properly tightened each time the weight system [...]

  • Page 24

    ADJUSTING THE BACKREST To adjust the position of the Press Backrest (113), disengaging the Knob (43) from the Left Upright (26) and move the Backrest to the desired position. Reengage the Knob into the Left Upright and the Backrest Frame (53). Make sure the Knob is fully tightened. LOCKING THE WEIGHT STACK Lock the weight stack by inserting the Loc[...]

  • Page 25

    WEIGHT RESISTANCE CHART The chart below shows the approximate weight resistance at each exercise station. "Top" refers to the 6 lb. top weight. The other numbers refer to the 12.5 lb. weight plates. Weight resistance shown for the butterfly arm sta- tion is for each arm. Note: The actual resistance at each station may vary due to differen[...]

  • Page 26

    CABLE DIAGRAMS The cable diagrams below show the proper routing of the Butterfly Cable (106), the Ab Cable (107), the Short Cable (108), the Press Cable (10% and the Weight Cable (110). Use the diagram to make sure that the cables and the cable traps have been assembled correctly. If the cables have not been correctly routed, the weight bench will [...]

  • Page 27

    10 Weight CabJe (110) Length: 12 feet 1 inch 4 _5 --6 4 Press Cable (109) Length: 22 feet 6 inches 27[...]

  • Page 28

    MAINTENANCE Make sure all parts are properly tightened each time the weight system is used. Replace any worn parts imme- diately. The weight system can be cleaned with a damp cloth and a 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 [...]

  • Page 29

    EXERCISE GUiDELiNES THE FOUR BASIC TYPES OF WORKOUTS Muscle Building To increase the size and strength of your muscles, push them close to their maximum capacity. Your mus- cles will continually adapt and grow as you progres- sively increase the intensity of your exercise. You can adjust the intensity level of an individual exercise in two ways: ?[...]

  • Page 30

    Rest for a short period of time after each set. The ideal resting periods are: • Rest for three minutes after each set for a muscle building workout. • Rest for one minute after each set for a toning work- out. • Rest for 30 seconds after each set for a weight loss workout. Plan to spend the first couple of weeks familiarizing yourself with t[...]

  • Page 31

    MONDAY EXERCISE WEIGHT SETS REPS Date: / / TUESDAY Date: / / AEROBIC EXERCISE WEDNESDAY EXERCISE WEIGHT SETS REPS Date: / / THURSDAY Date: / / AEROBIC EXERCISE FRIDAY EXERCISE WEIGHT SETS REPS Date: / / Make photocopies of this page for scheduling and recording your workouts. 31[...]

  • Page 32

    PART IDENTIFICATION CHART--Model No. 831.154021 RO904A See the drawings below to identify small parts used in assembly. The number in parentheses by each drawing is the key number of the part, from the PART LIST in the center of this manual. Note: Some small parts may have been pre=attached. If a part is not in the parts bag, check to see if it has[...]

  • Page 33

    M6 x 35mm Screw (78) M8 x 22mm Shoulder Bolt (39) M6 x 22mm Bolt (87) M6 x 16mm Screw (88) M4 x 16mm Self-tapping Screw (89) ( MIO x 77mm Bolt (76) M8 x 78mm Bolt (82) M8 x 75mm Carriage Bolt (69)_ MIO x 80mm Bolt (75) M8 x 86mm Shoulder Bolt (37) MIO x 85mm Bolt (74) M8 x 96mm Bolt (83) MIO x 103mm Bolt (22) MIO x 108mm Bolt (72) MIO x 115mm Bolt [...]

  • Page 34

    PART LIST--iVlodei No. 831.154021 RO904A Key No. Qty. Description Key No. Qty. Description 1 1 Right Base 60 1 MIO x 75mm Bolt 2 1 Right Upright 61 1 Double "U"-bracket 3 1 Right Seat Frame 62 4 "V"-pulley 4 1 Leg Lever 63 23 90mm Pulley 5 1 Right Top Frame 64 9 MIO x 50mm Bolt 6 1 Left Butterfly Arm 65 1 Lock Pin 7 1 Right Butt[...]

  • Page 35

    EXPLODED DRAWING--Model No. 831.154021 RO904A 63 82 15 © 17 20 8 8 16 35 63 58 15 / / 82 107 88 9o_.I_ _-88 . ' "'- _63 "'-. 99 63 105 90 66 90-_ 11 66 63 68 64 69 19 69[...]

  • Page 36

    19, 82 91 / 82 f / 91 31 82 98 82 p/ 82 91 A7 d_ 48 65 46 55 63 I 64 91 19 66 66 61 93 / 63 66 26 / 68 88 112 66 53 90 94 66 _--81 79 100 66 34_) -84 9O 30 101 66 63 70 68 95 86 90 101 99 _77 30_ 66 _ 90 63 66 i 68 99 90 6'6 82 98 54 78 97 }1 i639( 99 66 8_2 112 69 88 67 63. 68 66 t-113 66 27 88 9! 66 % 109 62 66 99 50 66 64 66 12 _91[...]

  • Page 37

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