Harbor Freight Tools 91760 Product manual

Specifications

Capacity 3 Tons (6,000 lb.)*
Height Range (Approximate) 11-3/16" – 16-3/8"

*Evenly distributed across two Jack Stands.

IMPORTANT SAFETY INFORMATION

Failure to heed these markings may result in personal injury and/or property damage.

1. Study, understand, and follow all instructions
before operating this device.

2. Do not exceed rated capacity.

3. Use only on hard, level surfaces.

4. Center load on saddle.

5. Use as matched pair to support

one end of a vehicle only.

6. Wear ANSI-approved safety goggles and
heavy-duty work gloves during use.

7. Do not use for aircraft purposes.

8. Support vehicle only at manufacturer-

recommended locations.

9. Inspect before every use; do not use
if parts loose or damaged.

10. Examine Jack Stands for cracks or damage
before each use. Do not use if even a minor crack,
bend or other damage/deformation appears.
Discard Jack Stand if damaged or deformed.

11. Keep work area clean. Cluttered areas invite injuries.

12. Observe work area conditions.
Keep work area well lighted.

13. Keep children away. Children must
never be allowed in the work area.

15. There are certain applications for which this tool was
designed. Do not modify this tool and do not use this
tool for a purpose for which it was not intended.

16. 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.

17. Maintain tools with care. Keep tools clean for
better and safer performance. Follow instructions
for lubricating and changing accessories.

18. Stay alert. Watch what you are doing, use common
sense. Do not operate any tool when you are tired.

19. Do not operate tool if under the influence of alcohol or
drugs. Read warning labels on prescriptions to determine
if your judgment or reflexes are impaired while taking
drugs. If there is any doubt, do not operate the tool.

20. Only use on proper surface. Only use the Jack Stands on
a dry, level, flat surface, which is free of grease or debris.
The surface to be used must be capable of supporting the
combined weight of the vehicle and the Jack Stands.

21. The warnings, precautions, and instructions discussed
in this manual cannot cover all possible conditions
and situations that may occur. The operator must
understand that common sense and caution are
factors, which cannot be built into this product,
but must be supplied by the operator.

14. 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.

Assembly

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual
including all text under subheadings therein before set up or use of this product.

Note: For additional information regarding the parts listed in the following pages,

refer to the

1. Take a Post and face the ratchet edge toward the

Item 91760

Assembly Diagram near the end of this manual.

front of the Base. The Pawl is on the front.

For technical questions, please call 1-888-866-5797.

2. Use a hex wrench (sold separately) to loosen the Screw
(5) so that it doesn’t interfere with the Post sliding into
the slot. Lift the Handle and lower the Post into the
Base. Make sure it is completely lowered. See Figure A.

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