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Part # 

Description 

Part # 

Description 

Base 

16 

Cap Washer 

Ball ¼” 

17 

Seal 

Seal 

18 

Check Valve Kit 

Release Valve 

19 

Handle 

Packing 

20 

Pin 

Cylinder 

21 

Pin 

Washer 

22 

Cotter Pin 

O-Ring 

23 

Handle Sleeve 

Cup Seal 

24 

O-Ring 

10 

Ram 

25 

Top Nut 

11 

Extension Screw 

26 

Packing 

12 

Pump Plunger 

27 

Reservoir 

13 

Cup Seal 

28 

Filler Plug 

14 

O-Ring 

29 

Packing 

15 

Pump Cylinder 

 

 

 

 
 

    

Parts List 

 
 
 
 
 
 
 
 
 

     

Parts Diagram 

 
 

 

                                         1-800-345-4545   jegs.com

 

Summary of Contents for 555-79006

Page 1: ... 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 an...

Page 2: ...ent 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 wo...

Page 3: ...lve 19 Handle 5 Packing 20 Pin 6 Cylinder 21 Pin 7 Washer 22 Cotter Pin 8 O Ring 23 Handle Sleeve 9 Cup Seal 24 O Ring 10 Ram 25 Top Nut 11 Extension Screw 26 Packing 12 Pump Plunger 27 Reservoir 13 Cup Seal 28 Filler Plug 14 O Ring 29 Packing 15 Pump Cylinder Parts List Parts Diagram 1 800 345 4545 jegs com ...

Page 4: ... crimped end of jack handle tighten the valve screw A located at the base of jack by turning it clockwise Assemble jack handle B and insert into housing C Pump handle up and down to raise jack to desired height For added height Before raising jack turn extension screw head D counter clockwise to desired position To Lower Open the release valve very slowly by turning counter clockwise Turn valve sc...

Page 5: ...lem Possible Cause Remedy Saddle won t rise Lifts only half way Lifts then lowers out of control Erratic lift 1 Release valve open 2 Oil Exhausted 3 Defective suction and or exhaust valve 4 Packing worn out or defective 1 Insufficient oil 1 Air in system 2 Defective suction and or release valve 3 Defective piston packing 1 Defective plunger packing and or valve 1 Tighten release valve 2 Fill tank ...

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