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Installation Instructions for 79000 
2-Ton Hydraulic Jack 

 

SPECIFICATIONS  Capacity (Ton)  Lift Range 

5-1/8" to 13" 

 

                                         1-800-345-4545   jegs.com

 

Owner and/or Operator Responsibility 

The owner and/or operator shall read, study and understand the 
product instructions and retain them for future reference. 

Operation 

The owner and/or operator shall have an understanding of the product 
and safety operating instructions before operating the product. Safety 
information shall be emphasized and understood. If the operator is not 
fluent in English, the product warnings/cautions and instructions shall 
be read to and discussed with the operator in operator’s native 
language by purchaser/owner or his designee, insuring that the 
operator comprehends their content. 

Inspection 

(a)  Visual inspection MUST be made prior to each use of the jack. 

Check for cracks, cracked welds, missing or damaged parts.  

(b)  Keep all moving parts clean and well lubricated. 
(c)  Owners and/or operators should be aware that repair of this 

equipment may require specialized knowledge and facilities. It 
is recommended that an annual inspection of the product be 
made by a manufacturer or supplier’s authorized repair facility 
and that any defective parts, decals, or safety labels and signs 
be replaced with manufacturer 

or supplier’s specified parts. 

Damaged Equipment 

Any jack that appears to be damaged in any way or is found to be worn 
or operates abnormally SHALL BE REMOVED FROM SERVICE 
IMMEDIATELY UNTIL REPAIRED. It is recommended that a 
manufacturer or supplier’s authorized repair facility make necessary 
repairs if the manufacturer or supplier permits repairs 

Alterations 

Because of potential hazards associated with the misuse of equipment 
of this type, NO MODIFICATIONS/ALTERATIONS shall be made to the 
product.  

Attachments and Adaptors 

Only attachments and/or adaptors supplied by the manufacturer shall 
be used. 

 

Read, study and understand all instructions before operating 
this device. 

 

Do not exceed rated capacity. Over-loading may cause damage 
to/or failure of the jack. 

 

Always use only on hard, level surface. Do not use equipment 
on slopes or angles. 

 

Lifting device only. Jack must not be used as a jack stand to 
hold loads for prolonged periods of time. 

 

Immediately after lifting, support the vehicle with appropriate 
means. Use jack stands in pairs to support loads. Inspect jack 
stands before use as indicated by the manufacturer’s owner’s 
manual. 

 

Lift only on areas of the vehicle as specified by the vehicle 
manufacturer’s owner’s manual. 

 

Center load on the jack saddle. Off center loads can cause loss 
of load or damages to load and/or equipment. 

 

Never work directly under a supported load. 

 

Do not move or dolly the vehicle while on the jack. 

 

Place wheel chocks under vehicle wheels on both sides to 
prevent rolling. 

 

Use in dry, well lit areas. 

 

Keep children and bystanders away. Children must never be 
allowed in work area. Do not let children play on or around jack 
or lifted load. 

 

Any jack that appears to be damaged in any way or is found to 
be worn or operates abnormally SHALL BE REMOVED FROM 
SERVICE IMMEDIATELY UNTIL REPAIRED. It is 
recommended that a manufacturer or supplier’s authorized 
repair facility make necessary repairs if the manufacturer or 
supplier permits repairs. 

 

Because of potential hazards associated with this type of 
equipment, NO ALTERATIONS SHALL BE MADE to this 
product. 

 

Only attachments and/or adapters supplied by the manufacturer 
shall be used. 

 

Failure to heed these warnings may result in property damage, 
personal injury and/or death. 

       WARNING 

Summary of Contents for 79000

Page 1: ...sociated with the misuse of equipment of this type NO MODIFICATIONS ALTERATIONS shall be made to the product Attachments and Adaptors Only attachments and or adaptors supplied by the manufacturer shall be used Read study and understand all instructions before operating this device Do not exceed rated capacity Over loading may cause damage to or failure of the jack Always use only on hard level sur...

Page 2: ...raulic Unit Assembly Part Qty Description Part Qty Description 23 1 Top Nut O Ring 39 1 Release Valve 24 1 Top Nut 40 1 Filler Plug 25 1 Small Nylon Washer 41 2 Connector Pin 26 1 Oil Reserve 42 1 Operating Link 27 1 Ram 43 2 Split Pin 28 1 Collar 44 1 Spring Clip 29 1 Cup Seal Ram 45 1 Pump Cylinder 30 1 O Ring Seal 46 1 Piston 31 1 Cylinder 47 1 Copper Washer 32 1 Copper Washer 48 1 Back Up Ring...

Page 3: ...t point Be sure to set the vehicle parking brake and lock the wheels f Be sure that the vehicle and the jack are on a hard level surface g Begin lifting by pumping the handle up and down h Always use jack stands in pairs to support loads at locations recommended by the vehicle manufacturer Jacks are not designed to maintain heavy loads for prolonged periods of time i Turn the release valve slowly ...

Page 4: ...uired Air Purge Procedure During shipment or after refilling oil air may get into the hydraulic system causing poor lift performance Purge system for better performance a Turn the release valve fully counterclockwise to fully open the release valve b Pump handle rapidly several times c Turn the release valve clockwise to close the release valve d Pump the handle until the lift arm reaches maximum ...

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