HARBOR FREIGHT 56624 Pittsburgh 3 Ton Heavy Duty Floor Jack Owner’s Manual
- June 6, 2024
- HARBOR FREIGHT
Table of Contents
HARBOR FREIGHT 56624 Pittsburgh 3 Ton Heavy Duty Floor Jack Owner's Manual
http://www.harborfreight.com
productsupport@harborfreight.com
SAFETY
IMPORTANT SAFETY INFORMATION
WARNING
Failure to heed these markings may result in personal injury and/or property damage.
- Study, understand, and follow all instructions before operating this device.
- Do not exceed rated capacity.
- Use only on hard, level surfaces.
- Lifting device only. Immediately after lifting, support the vehicle with appropriate means.
- Do not move or dolly the vehicle while on the jack.
- No alterations shall be made to this product.
- Never work on, under or around a load supported only by this device.
- Do not adjust safety valve.
- Wear ANSI-approved safety goggles and heavy-duty work gloves during use.
- Keep clear of load while lifting and lowering.
- Lower load slowly.
- Apply parking brake and chock tires before lifting vehicle.
- Lift vehicle only at manufacturer recommended locations.
- Inspect before every use; do not use if parts are loose or damaged.
- Do not use for aircraft purposes.
- 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.
IMPORTANT! Before first use:
Check hydraulic fluid level and fill to 1/4 below the fill port as needed –
see instructions on page 5. Thoroughly test the Jack for proper operation. If
it does not work properly, bleed air from its hydraulic system – see
instructions on page 5.
SAVE THESE INSTRUCTIONS.
Setup – Before Use:
****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 Parts List and Diagram 7 on page 2.
Tool Set Up
Attaching the Handle
- Attach the Upper Handle to the Lower Handle.
- Loosen the Set Screw and insert the assembled Handle into the Handle Socket.
- Tighten the Set Screw.
Functions
Operating Instructions
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.
Bleeding
BEFORE EACH USE OR IF JACK PERFORMANCE DECREASES, check for excessive air and proper hydraulic fluid level in Jack. If Jack appears not to be working properly, it may be necessary to purge its hydraulic system of excessive air as follows:
- Turn handle counter clockwise to open Release Valve.
- Remove four screws holding on pump cover.
- Remove Oil Fill Plug and top off hydraulic oil.
- Apply pressure to saddle and quickly pump handle several times.
- Check Oil Fill Hole again and top off with hydraulic oil if necessary.
- Replace the Oil Fill Plug and turn handle clockwise to close Release Valve.
- Test several times for proper operation before attempting to lift a load.
Adding Hydraulic Fluid
-
Remove Cover Plate and Fill Plug.
-
Add high grade hydraulic fluid (sold separately) slowly until the fluid reaches 1/4 below the top of the Fill Port.
Note: Do not touch the Handle when adding hydraulic fluid. -
Assemble Fill Plug, close Cover Plate, and reinstall the screws.
Lifting
WARNING
Park vehicle on a flat, level, solid, surface safely away from oncoming traffic. Turn off the vehicle’s engine. Place the vehicle’s transmission in “PARK” (if automatic) or in its lowest gear (if manual). Set the vehicle’s emergency brake. Then, chock the wheels that are not being lifted.
-
Slowly twist the Handle counter clockwise to lower the Jack. Once the Jack is fully lowered, twist the Handle firmly clockwise.
-
Carefully position the Jack’s Saddle under the vehicle manufacturer’s recommended lifting point. (See vehicle manufacturer’s owner’s manual for location of frame lifting point.)
-
Pump the Handle until the top of the Saddle has nearly reached the vehicle’s lifting point. Position the Saddle directly under the vehicle’s lifting point.
-
To lift the vehicle, pump the Handle. Use smooth, full strokes.
-
Select matching jack stands (sold separately) of appropriate capacity. Set the jack stands to the same height according to the manufacturer’s instructions, making sure they lock securely into position.
-
Position the jack stands’ saddles under the vehicle manufacturer’s recommended support points.
WARNING! Ensure that the vehicle support points are fully seated in the saddles of both jack stands. Use a matched pair of jack stands per vehicle to support one end only. -
Slowly twist the Handle counter clockwise to lower the vehicle onto the jack stands’ saddles.
-
Once the vehicle is fully seated on the jack stands, continue slowly lowering the Jack until it is completely lowered.
-
Remove the Jack and store safely out of the way.
Lowering
- Carefully remove all tools, parts, etc. from under the vehicle.
- Position the Jack’s Saddle under the lifting point. Turn the Release Knob firmly clockwise and raise vehicle high enough to clear the jack stands.
- Carefully remove the jack stands.
- Slowly turn the Release Knob counter clockwise to lower the vehicle onto the ground.
- Lower the Jack completely. Store the Jack indoors out of children’s reach.
Maintenance and Servicing
Procedures not specifically explained in this manual must be performed only by a qualified technician.
WARNING
TO PREVENT SERIOUS INJURY FROM TOOL FAILURE: Do not use damaged equipment. If abnormal noise or vibration occurs, have the problem corrected before further use.
Cleaning, Maintenance, and Lubrication
-
BEFORE EACH USE, inspect the general condition of the Jack. Check for:
• loose hardware,
• misalignment or binding of moving parts,
• cracked or broken parts,
• any condition that may affect its safe operation. -
BEFORE EACH USE, thoroughly test the Jack for proper operation prior to its actual use. If the Jack appears not to be working properly, follow Bleeding instructions on page 4.
-
ONCE A MONTH, lubricate the Grease Fitting with a grease gun.
-
AT LEAST ONCE EVERY THREE YEARS, change the hydraulic fluid:
a. With the Jack fully lowered, remove the Cover Plate and Fill Plug.
b. Tip the Jack over to allow the old hydraulic fluid to drain out completely. Dispose of the old hydraulic fluid in accordance with local regulations.
c. With the Jack upright, completely fill the Hydraulic Unit with high grade hydraulic fluid until the fluid is 1/4 below the top of the Fill Port.
d. Turn the Release Knob counter clockwise to open the Release Valve.
e. Pump the Handle or Foot Pedal up and down quickly several times to purge air from the system.
f. Recheck fluid level and re-fill as needed.
g. Replace the Fill Plug and Cover Plate. -
AFTER EACH USE, wipe with a clean cloth. Store the Jack indoors out of children’s reach.
Troubleshooting
WARNING
TO PREVENT SERIOUS INJURY: Use caution when troubleshooting a malfunctioning
jack. Stay well clear of the supported load. Completely resolve all problems
before use. If the solutions presented in the Troubleshooting guide do not
solve the problem, have a qualified technician inspect and repair the jack
before use.
After the jack is repaired: Test it carefully without a load by raising and
lowering it fully, checking for proper operation, BEFORE RETURNING THE JACK TO
OPERATION.
DO NOT USE A DAMAGED OR MALFUNCTIONING JACK!
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY
DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER OR
DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT
HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE
IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER
AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS
SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE
BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER
REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT
OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
Record Product’s Serial Number Here:___
Note: If product has no serial number, record month and year of purchase
instead.
Note: Some parts are listed and shown for illustration purposes only, and
are not available individually as replacement parts. Specify UPC 193175365774
when ordering parts.
Parts List and Assembly Diagram – Jack
Limited 90 Day Warranty
Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase. This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, criminal activity, improper installation, normal wear and tear, or to lack of maintenance. We shall in no event be liable for death, injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use of our product. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation of exclusion may not apply to you. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS. \To take advantage of this warranty, the product or part must be returned to us with transportation charges prepaid. Proof of purchase date and an explanation of the complaint must accompany the merchandise. If our inspection verifies the defect, we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement. We will return repaired products at our expense, but if we determine there is no defect, or that the defect resulted from causes not within the scope of our warranty, then you must bear the cost of returning the product. This warranty gives you specific legal rights and you may also have other rights which vary from state to state.
26541 Agoura Road · Calabasas, CA 91302 · 1-888-866-5797
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>