Keys Fitness Power System 1850 User manual

Owner’s Manual
Read all precautions and instruc-
tions in this manual before using
this equipment.
215-00009
09/04

Table of Contents
2
Important Safety Information 3
Before You Start 4
Assembly 5-26
Weight Ratios 27
Weight Stack Sticker Placement 28
Cable View 29
Top View 30
Exploded View 31
Parts List 32
Warranty Information 33

Important Safety Information
3
THANK YOU for making this Power System unit a part of your exercise pro-
gram. Keys Fitness and our Power System Series assures the very best in value,
appearance, durability and biomechanics.
This manual will guide you through the assembly process. If at any time you are
having trouble with the assembly or use of this product, then please contact us at
our Keys Fitness Help-line. We have trained service technicians on site to take
care of you, our valued customer.
REGISTRATION CARD
To avoid unnecessary delays in warranty parts and to insure that a permanent
record of your purchase is on file with our company, be sure to send in the war-
ranty registration card or register on-line at www.keysfitness.com within 10 days
of purchase.
POWER SYSTEM SERIES
QUESTIONS?
CALL
1-888-340-0482
Monday-Friday
8:30-5:30 Central Time
When calling please have the following product information available:
• Product Series
• Model #
• PO # (located on the front of the manual)
• Part Number
• Part Description

Before You Start
4
Prior to assembly, remove components from the box and verify that all the listed parts were supplied.
SAFETY INFORMATION WARNING!
Before using this unit or starting any exercise program, consult your physician.
This is especially important for persons over the age of 35 and/or persons with
pre-existing health problems. Keys Fitness Products LP assumes no responsibili-
ty for personal injury or property damage sustained by or through the use of this
product.
It is the owner’s responsibility to ensure that all users of this unit have read the
Owner’s Manual and are familiar with safety information and precautions.
SAFETY PRECAUTIONS
• This Power System unit should only be used on a level surface and is intended
for indoor use only. Keys Fitness recommends an equipment mat be placed
under the unit to protect the floor or carpet and for easier cleaning.
• Wear comfortable, good-quality walking or running shoes and appropriate
clothing. Do not use this unit with bare feet, sandals, socks or stockings!
• Always examine your unit before using to ensure all parts are in working order.
• Do not leave children unsupervised near or on the unit.
• Service to your Power System unit should only be performed by an authorized
service representative, unless authorized and/or instructed by a Keys Fitness
technician. Failure to follow these instructions will void the warranty.
NOTE: Hand tighten bolts and nylon nuts until machine is fully assembled.

Assembly
5
Box 1

Assembly
6
Box 2

Assembly
7
Box 3
Box 5 Box 6
Box 4

Assembly
8

Assembly
9

STEP 1
Insert the two Guide Rods (24) into Rear Base (1) and secure them in place using two Washers (102), two
Spring Washers (103), and two Allen Bolts (97).
Assembly
10
Figure 1

Assembly
11
STEP 2
Attach the Seat Pad Support Receptacle (2) to Rear Base (1) and secure in place using three Nylon Locknuts
(104), six Washers (102), and three Bolts (94).
Connect the Front Upright (86) to Seat Pad Support Receptacle (2) and secure together using two Nylon
Locknuts (104), four Washers (102), and two Bolts (95).
Insert the Pec Dec Mount (7) onto Seat Pad Support Receptacle (2) using two Nylon Locknuts (104), four
Washers (102), and two Bolts (94) on the side. Next, insert one Washer (107), one Spring Washer (103), and
one Bolt (93) at the top.
Figure 2

Assembly
12
Step 3
Install the Main Upright (3) onto Seat Pad Support Receptacle (2). Secure it in place using three Nylon
Locknuts (104), six Washers (102), and three Bolts (94) on the side. Two Bolts (98), one Spring Washer
(117), three Washers (101), one Nylon Locknut (95) will secure it at the bottom.
Figure 3

Assembly
13


Step 4
Slide one Weight Stack Bumper (30) down each Guide Rod (24). Next, slide the weight plates down the
Guide Rods (24) in this order - five 15lb Plates (36), nine 10lb Plates (37), five 5lb Plates (38), and the Top
Plate (27).
Insert the Main Top Beam (4) onto the two Guide Rods (24) and the Main Upright (3). Secure Main Top
Beam (4) to Main Upright (3) using two Nylon Locknuts (104), four Washers (101), two Bolts (98). Last, use
two Washers (102), two Spring Washers (103), and two Allen Bolts (97) to secure the Main Top Beam (4) to
the two Guide Rods (24).
Figure 4

Step 5
Attach Press Arm Support (5) to Main Upright (3) by aligning the holes and sliding the Shaft (74) through.
Secure the Shaft (74) in place using two Set Screws (84).
Install Press Arm (6) to Press Arm Support (5) by aligning the holes and sliding the Shaft (73) through.
Secure the Shaft (73) in place using two Set Screws (84).
Assembly
14
Figure 5

Assembly
15
Step 6
Slide the Right Pec Dec Arm (8) on to the shaft of the Pec Dec Mount (7). Secure the arm in place using
one Big Washer (76), one Washer (102), one Spring Washer (103), and one Allen Bolt (97).
Slide Pec Dec Handle Bar (19) onto the top of the Right Pec Dec Arm (8) and secure using one Chrome
Washer (106), one Washer (102), one Spring Washer (103), and one Allen Bolt (97).
Repeat this step to complete the Left Pec Dec assembly.
Figure 6

Assembly
16
Step 7
Install the Right and Left Hold Leg Frames (17 & 18) to Main Upright (3) and secure using two Nylon
Locknuts (104), four Washers (102), and two Bolts (95).
Make sure the both Hold Leg Frames are angled upwards.
Figure 7

Assembly
17
Step 8
Slide the Shaft (72) into the Leg Extension Lever (10). Attach Leg Extension Lever (10) to Seat Pad
Support Receptacle (2) and secure using one Washer (119), one Spring Washer (115), and one Allen Bolt
(118).
Slide Foam Frame w/ Shaft (11) through the Leg Extension Lever (10) and attach the Foam Frame w/o
Shaft (12) to the other side. Insert the Slip Tension Pin (80) through the hole where the two foam frames
meet. Note: You may need to use a rubber mallet to install Slip Tension Pin (80).
Figure 8

Assembly
18
Step 9
Attach the Seat Pad (26) to the Seat Pad Support (13) using two Washers (102) and two Allen Bolts (96).
Slide the Seat Support assembly into the Seat Pad Support Receptacle (2) and secure by tightening the
Locking Pop Pin (52).
Install the Telescope (14) to the Back Pad Support (16) and secure in place using one Nylon Locknut (104),
two Washers (101), and one Bolt (99).
Install the Tilting (15) to the Back Pad Support (16) and secure in place using one Nylon Locknut (104), two
Washers (102), and one Bolt (88).
Attach the Back Pad (25) to Back Pad Support (16) using two Washers (102) and two Bolts (89).
Last, slide the Back Pad Support assembly into the receptacle on the Main Upright (3) and secure by tighten-
ing the Locking Pop Pin (52).
Figure 9

Assembly
19
Step 10
Slide two Upholstered Roller Pads (42) onto Foam Frames (11 & 12) and secure using two Big Plugs (65).
Slide the Long Foam Tube (77) through the hole in Seat Pad Support (13). Slide two Plastic Washers (87)
onto each end of Long Foam Tube (77). Next, slide two Upholstered Roller Pads (42) onto each side of Long
Foam Tube (77) and secure using two Big Plugs (65).
Slide two Upholstered Roller Pads (42) onto the Leg Hold Frames (17 & 18) and secure using two Big
Plugs (65).
Figure 10

Assembly
20
Step 11
Note: Stretch all cables out completely and make sure all twisting is removed before installing.
Install Chest Press Cable (45) as detailed in Figure 11. Follow dotted lines to identify exact
location of pulleys. See Page 29 “Cable View” for more detail.
Start by threading cable end into Top Plate (27).
You will need the following for installation:
Pulley (44) - Qty. 9
Cable (45) - Qty. 1
Nylon Locknut (104) - Qty. 9
Long Pulley Spacer (53) - Qty. 6
Longer Pulley Spacer (55) - Qty. 4
Adjustable Stopper (75) - Qty. 1
Bolt (90) - Qty. 2
Bolt (91) - Qty.2
Bolt (93) - Qty 3
Bolt (95) - Qty. 2
Washer (102) - Qty. 18
Hex Nut (100) - Qty. 1
Figure 11