Weider Pro 4100 User manual

WELDERPR@4
Model No. 831.159820
Serial No.
Write the serial number in the
space above for reference.
r
Sedal Number Decal (under seat)
E_<IE_ R_ I S _
EQUIPMENT
[Olll Ill ROB _ I
HI_LPLI N E !
1-800-736-6879
USER'S MANUAL
SEARS, ROEBUCK AND CO.
HOFFMAN ESTATES, IL 60179
www.weiderfitness.com
new products, prizes,
fitness tips, and much morel

TABLE OF CONTENTS
IMPORTANT PRECAUTIONS ............................................................. 3
BEFORE YOU BEGIN ................................................................... 4
ASSEMBLY ........................................................................... 5
ADJUSTMENTS ...................................................................... 21
WEIGHT RESISTANCE CHART ........................................................... 23
CABLE DIAGRAM ..................................................................... 24
EXERCISE GUIDELINES ................................................................ 26
ORDERING REPLACEMENT PARTS ................................................ Back Cover
FULL 90 DAY WARRANTY ....................................................... Back Cover
Note: A PART IDENTIFICATION CHART and a PART LIST/EXPLODED DRAWING are attached in the center of
this manual. Remove the PART IDENTIFICATION CHART and the PART LIST/EXPLODED DRAWING before
beginning assembly.
2

IMPORTANT PRECAUTIONS
3

BEFORE YOU BEGIN
Thank you for selecting the versatile WELDER•PRO
4100 weight system. The PRO 4100 weight system
offers a selection 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 system will help you to achieve the
results you want.
For your benefit, read this manual carefully before
using the weight system. If you have additional
questions, please call our toll-free HELPLINE at
1-800-736-6879, Monday through Saturday, 7a.m.
until 7 p.m. Central lime (excluding holidays). To help
us assist you, please note the product model number
and serial number before calling. The model number is
831.159820. The sadal number can be found on a
decal attached to the weight system (see the front
cover ofthis manual).
Before reading further, please review the drawing
below and familiadze yourself with the parts that are
labeled.
ASSEMBLED
DIMENSIONS:
Height: 77 in.
Width: 81 in,
Length: 59 in.
Butterfly
/Press Arm
Ab Pulley
Station
Backrest
Warning Decal 2
(One on each side
of the right updght.)
Left Side
I_atBar
gh Pulley Station
ig
Decal 1
Backrest
Seat
Right Side Leg Press
Plate
Weight
Leg
__ Low Pulley
Station
Note: The terms "right side" and "left side" are determined I'el-
ative to a person facing away from the weight system; they do
not correspond to right and left in the pictures in the manual.
Foot Plate
4

ASSEMBLY
•As you assemble the weight system, make sure
all parts are odented as shown in the drawings.
Before beginning assembly, carefully read the
following information and instructions:
•Assembly requires two people.
• Place all parts in acleared area and remove the
packing materials. Do not dispose of the packing
materials until assembly is completed.
• 13ghten all parts as you assemble them, unless
instructedto do otherwise.
•For help identifying small pads, use the PART
ID I CA ON C T.
An Allen wrench _) and the following
tools (not included) are required for assembly:
•two adjustable wrenches _:_
•one rubber mallet
•one standard screwdriver
•one Phillips screwdriver
•lubricant, such as grease or petroleum jelly,
and soapy water.
Assembly will be more convenient if you have a
socket set, a set of open-end or closed-end
wrenches, or a set of ratchet wrenches.
1. Before beginning assembly, be sure that you
have read and understand the information in
the box above.
Attach the Base Cap (28) to the Right Base (1)
with two #8 x 3/4" Screws (68).
Attach the Center Base (67) to the Right Base (1)
with two 5/16" x 2 3/4" Bolts (60), two 5116"
Washers (26), and two 5/16" Nylon Locknuts (71).
insert four 5/16" x 2 1/2" Carriage Bolts (57) up
intothe Right Base (1).
,Press two 2" Square Inner Caps (33) into the
ends ofthe Left Base (2). Attach the Rubber
Bumper (98) to the Left Base with a #8 x 3/4"
Screw (68).
Insert four 5/16" x 2 1/2" Carriage Bolts (57) up
into the Left Base (2).
Attach the Left Base (2) to the Right Base (1) and
Center Base (67) with three 5/16" x 2 3/4" Bolts
(60), three 5/16" Washers (26), and three 5/16"
Nylon Locknuts (71).
2
60 26
57
68
33
71 67
57
6O
2
57
33
5
t

3.
4.
Attach the Base Plate (37) to the Left Base (2)
with a 3/8" x 5 1/2" Bolt (58) and a 3/8" Nylon
Locknut (70).
Attach the Left Upright (7) to the Left Base (2)
with the two indicated 5/16" x 2 1/2" Carriage
Bolts (57) and two 5/16" Nylon Locknuts (71).
Attach the Left Leg (36) to the Left Base (2) with
the two indicated 5/16" x 2 1/2" Carriage Bolts
(57) and two 5/16" Nylon Locknuts (71). Be sure
the large upper hole in the Left Leg is on the
side shown.
Do not tighten the 5/16" Nylon Locknuts (71)
yet.
Press a 2" x 2 1/2" Inner Cap (22) into the top of
the Right Leg (73).
Attach the Right Upright (6) to the Right Base (1)
with the two indicated 5/16" x 2 1/2" Carriage
Bolts (57) and two 5/16" Nylon Locknuts (71).
Attach the Right Leg (73) to the Right Base (1)
with the two indicated 5/16" x 21!2" Carriage
Bolts (57) and two 5/16" Nylon Lock,nuts (71).
Do not tighten the 5/16" Nylon Locknuts (71)
yet.
3
4
71 36
57
22
71
71
71
57
1
57
7O
6

5.
6+
7°
Attach the Right Seat Frame (5) to the Right Leg
(73) with two 5/16" x 3 1/4" Bolts (59), two 5/16"
Washers (26), and two 5/16" Nylon Locknuts (71).
Attach the Right Seat Frame (5) to the Right
Upright (6) with two 5/16" x3 1/4" Bolts (59), two
5/16" Washers (26), and two 5/16" Nylon
Locknuts (71).
Do not tighten the 5116" Nylon Locknuts (71)
yet.
Press a 2" Square Inner Cap (33) into the end of
the Left Seat Frame (29)°
Attach the Left Seat Frame (29) to the Left Leg
(36) with two 5/16" x 21/2" Carriage Bolts (57)
and two 5/16" Nylon Locknuts (71).
Attach the Left Seat Frame (29) to the Left
Updght (7) with two 5/16" x 3 1/4" Bolts (59), two
5/16" Washers (26), and two 5/16" Nylon
Locknuts (71).
Do not tighten the 5/16" Nylon Locknuts (71)
yet.
Set two Weight Bumpers (83) over the indicated
holes in the Center Base (67). Insert the two
Weight Guides (20) into the holes. Attach the
Weight Guides to the Center Base with two 5/16"
x 2 3/4" Bolts (60), four 5/16" Washers (26), and
two 5/16" Nylon Locknuts (71).
5
6
59
26
26
26
5
59
29
6O
26
26
57
33
7

.Slide the eight Weights (72) onto the Weight
Guides (20) with the pin grooves on the side
shown.
Press the Weight Tube Bumper (32) intothe bot-
tom of the Weight Tube (82). Insert the Weight
Tube into the center hole in the stack of Weights
(72). Be sure the Weight Tube is oriented as
shown.
Lubricate the indicated holes in the Top Weight
(74). Slide the Top Weight onto the Weight
Guides (20), with the pin groove on the bottom.
.Press two 2" x 2 112"inner Caps (22) into the
ends of the Left Top Frame (3).
Attach the LeftTop Frame (3) to the Left Upright
(7) with two 5/16" x31/4" Bolts (59), a Support
Plate (21), and two 5/16" Nylon Looknuts (71). Do
not tighten the Locknuts yet.
10. Press a 2" x21/2" Inner Cap (22) into the end of
the Right Top Frame (8).
Attach the Right Top Frame (8) to the Right
Upright (6) with two 5/16" x 3 1/4" Bolts (59), a
Support Plate (21), and two 5/16" Nylon Locknuts
(71).
Attach the Right Top Frame (8) to the Left Top
Frame (3) with two 5/16" x 2 3/4" Bolts (60), two
5/16" Washers (26), and two 5/16" Nylon
Looknuts (71).
Do not tighten the 5/16" Nylon Locknuts (71)
yet.
9
22
10
22 8
59
59
L L
Lubricate
16 _71
26
_7 60
8

11. Press the two Weight Guide Bushings (44) into
the Center Top Frame (14), Slide the Center Top
Frame onto the Weight Guides (20).
Attach the Center Top Frame (14) to the Right
Top Frame (8) with two 5116"x2 3/4" Bolts (60),
two 5/16" Washers (26), and two 5/16" Nylon
Locknuts (71).
Attach the Center Top Frame (14) to the Left Top
Frame (3) with two 5/16" x 23/4" Bolts (60), two
5/16" Washers (26), and two 5/16" Nylon
Locknuts (71).
Tighten all of the 5/16" Nylon Locknuts (71)
used In steps 3-11.
Note: The remaining hardware from the
"Frame Assembly" bag will be used later.
12. Press a 11/2" Square Inner Cap (41) into the
Right Updght (6). Press a 2" x 2 1/2" Inner Cap
(22) intothe Butterfly Frame (9).
Lubricate a3/8" x 3" Bolt(61) with grease, Attach
the Butterfly Frame (9) to the Right Top Frame (8)
with the Boit and a 3/8" Nylon Locknut (70). Do
not overUghten the Locknut; the Butterfly
Frame must be able to pivot easily.
13. Lubricate a 3/8" x2" Bolt(62) with grease. Attach
the Pivot Bracket (48) to the Right Buttedly Arm
(11) with the Bolt and a 3/8" Nylon Jamnut (50).
Do not overtighten the Locknut; the Pivot
Bracket must be able to pivot easily.
Press a I 1/2" x 2" Inner Cap (23) into the indicat-
ed end of the Right Butterfly Arm (11). Wet the
bottom end of the Arm with soapy water. Slide a
Large Foam Pad (19) onto the Arm.
Slide a Foam Gdp (76) onto a Press Handle (12).
Press a 1" Round Inner Cap (24) into the end of
the Handle. Attach the Handle to the Right
Butterfly Arm (11) with two 5/16" x 5/8" Button
Head Bolts (64).
Slide the Large Foam Pad (19) down so that the
bottom of the Foam Pad is even with the bottom
of the Right ButterflyArm (11).
Repeat this step with the Left Butterfly Arm
(10),
11
13
60
64
71 71
44
14
8
11 5o
60
9
t

14. Lubricate a 3/8"x 3" Button Head Bolt (97) and
both sides of two Plastic Washers (55) with
grease. Attach the Right Butterfly Arm (11) to the
Butterfly Frame (9) with the Bolt, the two Plastic
Washers, two Butterfly Caps (54), two 3/8" wash-
ers (75), and a 3/8" Nylon Jamnut (50). Do not
overt|ghten the Locknut; the Butterfly Arm
must be able to pivot easily. Be sure the
indented sides of the Plastic Washers fit over
the welded bushing In the Butterfly Arm.
Repeat this step with the Left Butterfly Arm
(10).
15. Attach the Bumper (25) to the Right Leg (73) with
the #10 x 1" Screw (77).
Press two 11/2" x 2" Inner Caps (23) intothe
ends of the Leg Lever (4).
Lubricate a 3/8" x 21/2" Bolt (63) with grease.
Attach the Leg Lever (4) to the Right Leg (73)
with the Bolt and a 3/8" Nylon Jamnut (50). Do
not overtighten the Jamnut; the Leg Lever
must be able to pivot easily.
16. Press a 2" x 2112" Inner Cap (22) into the top of
the Leg Press Frame (30).
Lubricate a3/8" x 3" Bolt (61) with grease. Attach
the Leg Press Frame (30) to the Left Base (2)
with the Bolt and a 3/8" Nylon Locknut (70). Do
not overtighten the Locknut; the Leg Press
Frame must be able to pivot easily.
14
15
16
Welded Lubricate _7
5O
73
Lubricate
520!i "'_61 "°"
23/_
70
61
Lubricate
10