Harbor Freight Tools 94641 User Manual
5 TON LONG FRAME JACK
R
94641
ASSEMBLY AND OPERATING INSTRUCTIONS
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http://www.harborfreight.com
Copyright © 2006 by Harbor Freight Tools®. All rights reserved. No portion of
this manual or any artwork contained herein may be reproduced in any shape
or form without the express written consent of Harbor Freight Tools.
For technical questions and replacement parts, please call 1-800-444-3353
Specifications
Lifting Capacity 5 Tons (10,000 Lbs.)
Minimum Saddle Height 5.5”
Maximum Saddle Height 22.5”
Handle Length 38”
Overall Dimensions 56” L x 15” W x 6” H
Hydraulic Fluid Capacity 0.9 Quarts
Save This Manual
You will need the manual for the safety warnings and precautions, assembly instructions,
operating and maintenance procedures, parts list and diagram. Keep your invoice with this
manual. Write the invoice number on the inside of the front cover. Keep the manual and
invoice in a safe and dry place for future reference.
Safety Warnings and Precautions
WARNING: When using tool, basic safety precautions should always be followed to
reduce the risk of personal injury and damage to equipment.
Read all instructions before using this tool!
1. Keep work area clean. Cluttered areas invite injuries.
2. Observe work area conditions. Do not use machines in damp or wet locations.
Don’t expose to rain. Keep work area well lit.
3. Keep children away. Children must never be allowed in the work area. Do not let
them handle the Jack.
4. Store idle equipment. When not in use, tools must be stored in a dry location to
inhibit rust. Always lock up tools and keep out of reach of children.
5. Use the right tool for the job. Do not attempt to force a small tool or attachment to
do the work of a larger industrial tool. There are certain applications for which this
tool was designed. It will do the job better and more safely at the rate for which it was
intended. Do not modify this tool and do not use this tool for a purpose for which it
was not intended.
6. Dress properly. Do not wear loose clothing or jewelry as they can be caught in
moving parts. Protective, electrically non-conductive clothes and non-skid footwear
are recommended when working. Wear restrictive hair covering to contain long hair.
7. Use eye protection. Always wear ANSI approved impact safety goggles.
8. Do not overreach. Keep proper footing and balance at all times. Do not reach over or
across Jack or Jack Stands during use.
SKU 94641
For technical questions, please call 1-800-444-3353.
Page 2
9. Maintain tools with care. Keep tools clean for better and safer performance. Follow
instructions for lubricating and changing accessories. The handle must be kept clean,
dry, and free from oil and grease at all times.
10. Stay alert. Watch what you are doing, use common sense. Do not operate any tool
when you are tired.
11. Check for damaged parts. Before using any tool, any part that appears damaged
should be carefully checked to determine that it will operate properly and perform its
intended function. Check for alignment and binding of moving parts; any broken parts
or mounting fixtures; and any other condition that may affect proper operation. Any
part that is damaged should be properly repaired or replaced by a qualified technician.
12. Replacement parts and accessories. When servicing, use only identical
replacement parts. Use of any other parts will void the warranty. Only use accessories
intended for use with this tool. Approved accessories are available from Harbor Freight
Tools.
13. Do not operate tool if under the influence of alcohol or drugs. Read warning
labels if taking prescription medicine to determine if your judgment or reflexes are
impaired while taking drugs. If there is any doubt, do not operate the tool.
14. Maintenance. For your safety, service and maintenance should be performed
regularly by a qualified technician.
Warning: The warnings, cautions, and instructions discussed in this instruction manual
cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors which cannot be built
into this product, but must be supplied by the operator.
Unpacking
When unpacking, check to make sure the parts listed on pages 9 & 10 are included. If any
parts are missing or broken, please call Harbor Freight Tools at the number on the cover of
this manual as soon as possible.
SKU 94641
For technical questions, please call 1-800-444-3353.
Page 3
Specific Jack Safety Precautions
Warning!! Stand clear of the Jack when raising or lowering a vehicle.
1. Jack Capacity.
owner’s manual to determine the actual gross weight of your vehicle before attempting to lift
it.
2. Never ride on the Jack. Never ride on the Jack, and never have people or pets in the vehicle
you are raising.
3. Only use Jack to raise vehicle. After raising the vehicle, use jack stands to keep the vehicle
suspended for periods of time. Do not work on or under the vehicle while it is supported by
the Jack. The Jack is designed for lifting the vehicle only.
4. Place Jack on correct surface. Only use this Jack on a stable, level, clean and dry surface
that is capable of sustaining the load.
5. Stabilize the load. Ensure that the load remains stable at all times. Do not move the load
while it is on the Jack.
6. Vehicle lifting. When lifting a vehicle, apply the emergency brake and block all of the wheels
that will remain on the ground.
7. Center load. Center the load on the Jack Saddle (7.1). Off-center loads can damage seals,
causing Jack failure.
8. Lift only using correct vehicle lift points. Read the vehicle manual to find the proper lifting
points for the vehicle.
Never exceed the Jack’s capacity of 10,000 Lbs. (5 Tons). Check the vehicle’s
9. Never use the Jack unless it is filled with hydraulic fluid. Filling with hydraulic fluid is
covered in the maintenance section of this manual.
10. NEVER USE THIS JACK FOR AIRCRAFT PURPOSES.
11. Caution: Always be aware of Dynamic Loading. If you drop a weight on the Long
Frame Jack, it may create for a brief instant, an excess load. The Long Frame Jack is
designed for a maximum load of 10,000 lbs.; do not exceed this lifting capacity.
12. Bypass Valve (6.34) is preset by the factory and must not be adjusted by the user. Any
adjustment in the Bypass Valve could result in failure of the jack, personal injury and/or
property damage.
Assembly
Insert the Handle (1.5) into the opening on the top
of the Handle Fork (2.4), and secure it with the
Washer (1.6) and the Screw (1.7).
See Assembly Drawings on page 8.
Handle (1.5)
Handle Fork (2.4).
SKU 94641
Saddle (7.1)
For technical questions, please call 1-800-444-3353.
Foot Pedal (2.1)
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