Keys Fitness Power System 1850 Home Gym
Important Safety Information
THANK YOU for making this Power System unit a part of your exercise program.
Keys Fitness and our Power System Series assure 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, 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 ensure that a permanent record of your purchase is on file with our company, be sure to send in the warranty registration card or register online 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
Before assembly, remove components from the box and verify that all the listed parts were supplied.
NOTE: Hand-tighten bolts and nylon nuts until the machine is fully assembled.
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 responsibility 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 that 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 it 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.
Assembly
Box 1
Box 2
Box 3
Box 4
Box 5
Box 6
STEP 1
Insert the two Guide Rods (24) into the Rear Base (1) and secure them in place using two Washers (102), two Spring Washers (103), and two Allen Bolts (97).
Figure 1
STEP 2
Attach the Seat Pad Support Receptacle (2) to the 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
Step 3
Install the Main Upright (3) onto the 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), and one Nylon Locknut (95) will secure it at the bottom.
Figure 3
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), and 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).
Figure 5
Step 6
Slide the Right Pec Dec Arm (8) onto 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
Step 7
Install the Right and Left Hold Leg Frames (17 & 18) to the Main Upright (3) and secure using two Nylon Locknuts (104), four Washers (102), and two Bolts (95). Make sure both Hold Leg Frames are angled upwards.
Figure 7
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 the Foam Frame with/ 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 the lip Tension Pin (80).
Figure 8
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 the 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 tightening the Locking Pop Pin (52).
Figure 9
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 the Seat Pad Support (13). Slide two Plastic Washers (87) onto each end of the Long Foam Tube (77). Next, slide two Upholstered Roller Pads (42) onto each side of the 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
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 the exact location of pulleys. See Page 29 “Cable View” for more details. Start by threading the cable end into Tthe op Plate (27).
You will need the following for installation:
- Pulley (44) – Qty. 9
- Cable (45) – Qty. 1
- Nylon Locknut (104) – Qty. 9https://manualslibraryy.com/husqvarna-yth2348-engine-parts-list-manual/
- 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
Step 12
Note: Stretch all cables out completely and make sure all twisting is removed before installing. Install Mid Pulley Cable (46) as detailed in Figure 12. Follow dotted lines to identify the exact location of pulleys. See Page 29 “Cable View” for more details. Start by installing the cable under the pulley at the Leg Extension location.
You will need the following for installation:
- Pulley (44) – Qty. 8
- Cable (46) – Qty. 1
- Nylon Locknut (104) – Qty. 8
- Long Pulley Spacer (53) – Qty. 6
- Longer Pulley Spacer (55) – Qty. 4
- Short Pulley Spacer (54) – Qty. 2
- Bolt (91) – Qty. 3
- Bolt (92) – Qty. 1
- Bolt (93) – Qty 1
- Bolt (94) – Qty. 1
- Bolt (95) – Qty. 1
- Washer (102) – Qty. 18
- Pulley Bracket w/ Shaft (21) – Qty. 1
- Pulley Bracket Block (22) – Qty. 1
- Pulley Bracket (23) – Qty. 1
Figure 12
Step 13
Note: This step is only used if you do not have the Leg Press 2 attachment. Use the Cable Adapter (113) in place of the pulley.
Note: Stretch all cables out completely and make sure all twisting is removed before installing.
Install Leg Press Cable Substitute (47) as detailed in Figure 13. Follow dotted lines to identify the exact location of pulleys.
You will need the following for installation:
- Cable Adapter (113) – Qty. 1
- Longer Pulley Spacer (55) – Qty. 2
- Cable (47) – Qty. 1
- Bolt (95) – Qty. 1
- Washers (102) – Qty. 2
- Nylon Locknut (104) – Qty. 1
Figure 13
Step 14
Note: Stretch all cables out completely and make sure all twisting is removed before installing.
Install PEC Dec Cable (49) as detailed in Figure 14. Follow dotted lines to identify the exact location of pulleys. See Page 29 “Cable View” for more details.
You will need the following for installation:
- Cable (49) – Qty. 1
- Pulley (44) – Qty. 3
- Pulley Bracket Block (22) – Qty. 1
- Bolt (91) – Qty. 3
- Washers (102) – Qty. 6
- Nylon Locknut (104) – Qty. 3
- Philips Screw (85) – Qty. 2
Figure 14
Step 15
Connect Long Lat Bar (70) to the Chest Press Cable (45) using two Gear Hooks (33) and Short Chain (35).
Connect Ab Strap (40) or Lat Strap (34) to Mid Pulley Cable (46) using one Gear Hook (33).
Connect Short Lat Bar (71) to Mid Pulley Cable (46) using two Gear Hooks (33) and Long Chain (32).
Figure 15
Step 16
Install Weight Shrouds (20) to each side of the Main Top Beam (4) using two Washers (102), two Spring Washers (103), and Allen Bolts (97 & 118). Secure the bottom portion of the Weight Shrouds (20) to the Rear Frame (1) using two Washers (119) and two Allen Bolts (118).
Note: Tighten all hardware securely.
Figure 16
Congratulations!
You have completed the assembly of your new KPS-1850.
Weight Ratios
Weight Stack Sticker Placement
Your new POWER SYSTEM unit can be purchased with either a 200 LB or 250 LB weight stack. Depending on which weight stack you have purchased will determine which weight stack sticker numbers will be used.
The weight stack images below show which weight stack sticker numbers are to be used on your weight stack. Please note that these stickers should not be put on until the entire unit has been assembled and all bolts and nuts have been tightened.
Cable View
Top View
Warranty Information
KEYS FITNESS PRODUCTS, L.P. POWER SYSTEM SERIES LIFETIME WARRANTY
This Warranty applies in the United States and Canada to products manufactured or distributed by Keys Fitness Products, LP (“Keys”) under the KEYS brand name. The warranty period to the original purchaser is lifetime of the original purchaser.
Keys warrants that the Product you have purchased for non-commercial, personal, family, or household use from Keys or an authorized Keys reseller is free from defects in materials or workmanship under normal use during the warranty period. Your sales receipt, showing the date of purchase of the Product, is your proof of purchase. This warranty only extends to you, the original purchaser. It is not transferable to anyone who subsequently purchases the Product from you. It excludes expendable parts (wear items). Wear items pertain to components that might need to be replaced due to normal wear and tear. These items vary per product but will include grips, chains, cables, pads, upholstery, pulleys, bearings, etc. Please contact a Keys customer service representative for specifics on wear items. This Warranty becomes VALID ONLY if the product is purchased through a Keys Fitness authorized dealer, unless otherwise authorized by Keys Fitness in writing, and must be assembled/installed according to the instructions included with the Product.
In a light institutional setting, Keys will extend a one-year warranty to the original purchaser.
During the warranty period, Keys will repair or replace (at Keys’ option) the product if it becomes defective, malfunctions, or otherwise fails to conform to this Warranty under normal use. In repairing the Product, Keys may replace defective parts, or at the option of Keys, serviceable used parts that are equivalent to new parts in performance. All exchanged parts and Products replaced under this warranty will become the property of Keys. Keys reserves the right to change manufacturers of any part to cover any existing warranty.
This warranty DOES NOT COVER shipping charges, export taxes, customs duties and taxes, or any other charges associated with the transportation of the parts or the Product. To obtain warranty service, you must contact a Keys authorized retailer, service technician, or Keys Fitness at our phone number located in this manual. Any parts determined to be defective must be returned to Keys to obtain warranty service. You must prepay any shipping charges, export taxes, customs duties,, es and taxes, or any other charges associated with the transportation of the parts or Product. In addition, you are responsible for insuring any parts or products shipped or returned. You assume the risk of loss during shipment. You must present Keys with proof-of-purchase documents (including the date of purchase). Any evidence of alteration, erasing, or forgery of proof-of-purchase documents will cause to void this Warranty.
This Warranty does not extend to any product not purchased from Keys or an authorized Keys reseller. This Limited Warranty does not extend to any Product that has been damaged or rendered defective; (a) as a result of accident, misuse, or abuse; (b) by the use of parts not manufactured or sold by Keys; (c) by modification of the Product or normal wear and tear;(d) operation on incorrect power supplies; or (e) as a result of service by anyone other than Keys, or an authorized Keys warranty service provider. The product on which the serial number has been defaced or removed is not eligible for warranty service. Should any Product submitted for warranty service be found ineligible, an estimate of repair cost will be furnished, and the repair will be made if requested by you upon Keys’ receipt of payment or acceptable arrangements for payment.
EXCEPT AS EXPRESSLY OUTLINED IN THIS WARRANTY, KEYS MAKES NO OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. KEYS EXPRESSLY DISCLAIMS ALL WARRANTIES NOT STATED IN THIS LIMITED WARRANTY. ANY IMPLIED WARRANTIES THAT MAY BE IMPOSED BY LAW ARE LIMITED TO THE TERMS OF THIS LIMITED WARRANTY. NEITHER KEYS NOR ANY OF ITS AFFILIATES SHALL BE RESPONSIBLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES.
SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS OR THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU. This Limited Warranty gives you specific legal rights, and you may also have other rights that may vary from state to state. This is the only express warranty applicable to Keys-brandeddProductsoducts Keys neither assumes nor authorizes anyone to assume for it any other express warranty.
PLEASE SEND IN THE INCLUDED WARRANTY CARD OR REGISTER ONLINE AT www.keysfitness.com WITHIN TEN (10) DAYS OF PURCHASE TO REGISTER YOUR UNIT WITH KEYS FITNESS PRODUCTS, LP. MAIL WARRANTY CARD TO: KEYS FITNESS PRODUCTS, PO BOX 551239, DALLAS, TX 75355
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Keys Fitness Power System 1850 Home Gym- FAQs
What exercises can I perform with the Keys Fitness Power System 1850?
The Keys Fitness Power System 1850 supports a full-body workout, including chest presses, lat pulldowns, leg extensions, seated rows, bicep curls, tricep pushdowns, and various cable-based exercises.
What is the weight stack capacity on the Power System 1850?
This home gym typically features a weight stack of up to 200 pounds, adjustable in small increments, allowing you to tailor resistance to your fitness level.
How do I adjust the seat and backrest for proper form?
Loosen the adjustment knobs, move the seat or backrest to the desired position, and retighten securely. Proper seat height ensures correct posture and maximizes exercise effectiveness.
Is the Keys Fitness Power System 1850 suitable for beginners?
Yes. The adjustable weight stack, guided motion, and versatile exercise options make it beginner-friendly, while still offering enough resistance and variety for experienced users.
How do I maintain and lubricate the Power System 1850?
Wipe down the frame and padding after each use, check cables for wear, and apply silicone spray or light lubricant to guide rods monthly to ensure smooth operation.
Can more than one person use the home gym at the same time?
The Power System 1850 is designed for single-user operation to maintain safety and avoid interference during exercise.
What safety precautions should I follow when using the Power System 1850?
Always warm up before workouts, use proper form, adjust weights gradually, and never let go of handles or bars abruptly. Keep children and pets away from the machine while in use.
Where can I find replacement parts for the Keys Fitness Power System 1850?
Replacement parts can be ordered directly from Keys Fitness or authorized dealers. Always use manufacturer-approved parts to ensure safety and compatibility.