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INSTRUCTIONS FOR

AIR OPERATED TROLLEY JACK 20TONNE

MODEL NO: 

YAJ20B.V3

Thank you for purchasing a Sealey product. Manufactured to a high standard, this product will, if used according to these instructions, 

and properly maintained, give you years of trouble free performance.

IMPORTANT:

 PLEASE READ THESE INSTRUCTIONS CAREFULLY. NOTE THE SAFE OPERATIONAL REQUIREMENTS, WARNINGS & CAUTIONS. USE 

THE PRODUCT CORRECTLY AND WITH CARE FOR THE PURPOSE FOR WHICH IT IS INTENDED. FAILURE TO DO SO MAY CAUSE DAMAGE AND/OR 
PERSONAL INJURY AND WILL INVALIDATE THE WARRANTY. KEEP THESE INSTRUCTIONS SAFE FOR FUTURE USE.

1.  SAFETY 

 

9

 Disconnect jack from air supply before changing parts, servicing or performing any maintenance.

 

‰

 

WARNING!

 ensure correct air pressure is maintained and not exceeded. 

 

9

 Keep air hose away from heat, oil and sharp edges. Check air hose for wear before each use, and ensure that all connections are secure.

 

9

 Ensure the jack is in sound condition and good working order. Take action for immediate repair or replacement of damaged parts. 

 

9

 

Use genuine parts only. Unauthorised parts may be dangerous and will invalidate the warranty.

 

 

9

 Use jack on level and solid ground, preferably concrete. 

Avoid tarmacadam as jack may sink in

.

 

9

 Place wedges under wheels of vehicle

.

 

9

 Ensure the vehicle handbrake is engaged, engine is switched off and transmission is in gear (or “Park” if automatic).

 

9

 Ensure minimum distance of 0.5m between vehicle and static objects such as doors, walls, etc., to allow for vehicle tilting.

 

9

 Only place jack under those lifting points recommended by vehicle manufacturer 

(see vehicle handbook).

 

9

 Check that the jacking point is stable and centred on the jack saddle and is free from grease and oil. 

 

9

 Locate the jack in a suitable, well lit work area.

 

9

 Keep work area clean and tidy and free from unrelated materials.

 

9

 Use a qualified person to maintain or repair the jack’s hydraulic system.

 

8

 

DO NOT

 top up hydraulic system with brake fluid. Use hydraulic jack oil only.

 

9

Ensure there are no passengers in the vehicle.

 

9

 Ensure all non-essential persons keep a safe distance whilst the jack is in use.

 

 

DANGER: Use the jack for lifting only, 

NOT 

for supporting the lifted load.

 

9

 Use suitable capacity axle stands under the vehicle before proceeding with any task.

 

8

 DO NOT

 allow untrained persons to operate the jack.

 

8

 DO NOT

 operate the jack if parts are missing or damaged.

 

8

 DO NOT

 exceed the rated capacity of the jack.

 

8

 DO NOT

 allow the vehicle to move while supported by the jack, or use the jack to move the vehicle.

 

8

 DO NOT

 jack the vehicle if there is a risk of spillage of fuel, battery acid, or other dangerous substances.

 

8

 DO NOT

 work under the vehicle until axle stands have been correctly positioned.

 

8

DO NOT

 use the jack for purposes other than that for which it is intended.

 

8

 DO NOT

 adjust the safety overload valve.

 

8

 

DO NOT

 apply your body weight to the handle during jacking. The handle is only for moving the jack to and from the jacking location.

 

8

 DO NOT

 yank the hose from the air supply, and 

DO NOT

 direct air from the air hose at yourself or others.

 

8

 

DO NOT

 use the jack if believed to have been subjected to abnormal load or shock. Inspect and take appropriate action.

 

9

 Ensure that there are no persons or obstructions beneath the vehicle before lowering.

 

9

 When not in use disconnect jack from the air supply, and store, fully lowered, in a safe, dry, childproof area.

 

‰

 

WARNING! turn off air supply and de-pressurise the control nozzle before removing the pump unit from any installation or mobile system.

           Failure to comply with this instruction may damage the unit and will invalidate your warranty.

  

2.  INTRODUCTION

Powerful and reliable, ideal for workshop or roadside use. At modest cost, it takes the effort out of lifting heavy plant, tractors or commercial 

vehicles. Features dead man’s controls and multi-position locking handle. Supplied with 20/60/90mm extensions to close the gap between the 

between the saddle of the jack and the jacking point.  

YAJ20B.V3     Issue 3(S) - 21/06/17

Original Language Version

© Jack Sealey Limited

Refer to

instructions

Wear Protective 

Footwear

Summary of Contents for YAJ20B.V3

Page 1: ...id Use hydraulic jack oil only 9 9 Ensure there are no passengers in the vehicle 9 9 Ensure all non essential persons keep a safe distance whilst the jack is in use DANGER Use the jack for lifting only NOT for supporting the lifted load 9 9 Use suitable capacity axle stands under the vehicle before proceeding with any task 8 8 DO NOT allow untrained persons to operate the jack 8 8 DO NOT operate t...

Page 2: ...se onto the bracket on the side of the handle 6 OPERATION Refer to fig 3 6 1 Preparation before use 6 1 1 You will require an air pressure of at least 100psi max 145psi and an air flow of 9 5cfm to operate jack 6 1 2 Connect the air supply hose 6 2 Eliminate any air in the system 6 2 1 Before using the jack purge the hydraulic circuit in order to eliminate any possible air that may have entered th...

Page 3: ...to the air inlet to prolong air pump life 7 9 After a year of extensive use the oil should be replaced in order to extend the life of your equipment To drain the oil remove the oil filler screw 16 Make sure that no dirt is allowed to enter the hydraulic system s oil See 7 3 for refilling instructions 7 10 Periodically check the piston rod for signs of corrosion Clean exposed areas with a clean oil...

Page 4: ...No Liability is accepted for incorrect use of this product Warranty Guarantee is 12 months from purchase date proof of which is required for any claim ENVIRONMENT PROTECTION Recycle unwanted materials instead of disposing of them as waste All tools accessories and packaging should be sorted taken to a recycling centre and disposed of in a manner which is compatible with the environment When the pr...

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