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To avoid crushing and related injuries:

• Never work on, under or around a load supported 

only by hydraulic jack.

• Always use adequately rated jack stands.

• Chock each unlifted tire in both directions.

• Do not use this device to lift, level, lower, support 

nor move a house, mobile home, travel trailer, 

camper or any building structure.

• Be alert and sober when using this product. 

Do not operate under the influence of drugs or 

alcohol.

!

   

WARNING

X

!

   

WARNING

• Study, understand, and follow all instructions 

before operating this device.

• Do not exceed rated capacity.
• Use only on hard, level surface.
• This is a lifting device only. Immediately after 

lifting, support the load with appropriate means.

• Lift only on areas of the vehicle as specified by 

the vehicle manufacturer.

• No alterations shall be made to this product.
• Only attachments and/or adapters supplied by 

the manufacturer shall be used.

• Failure to heed these markings may result in 

personal injury and/or property damage.

PREPARATION

Before Use

1. Before using this product, read the operator's manual completely and familiarize yourself thoroughly with the 

product, its components and recognize the hazards associated with its use.

2. Verify that the product and application are compatible.

3. Assemble handle, ensure spring clips align with slots.

4. To familiarize yourself with basic operation, use the notched end of provided Pump Handle to engage and turn 

the Release Valve:

 a. 

Clockwise

 until firm resistance is felt to further turning. This is the ‘

CLOSED

’ Release Valve position used to 

      raise the ram plunger.

 b. 

Counter-clockwise

, but no more than 1/2 turn from the closed position. This is the ‘

OPEN

’ Release Valve 

      position used to lower the Ram Plunger.

5. With Ram Plunger fully retracted and release valve closed, pump the operating handle.  If Ram Plunger responds 

immediately, jack is ready for use.  If jack does not respond, follow 

Bleeding/Venting Trapped Air 

instruction below.

6. Check that the pump operates smoothly and that the Extension Screw will thread up/down easily before putting 

into service. Replace worn or damaged parts and assemblies with Mac Tools authorized replacement parts only.

Bleeding/Venting Trapped Air

With the Release Valve in the OPEN position (step 4b above) and with Ram Plunger fully lowered, locate and remove 

the Oil Filler Plug/Screw. Insert the Pump Handle into the Handle Sleeve; then pump 6 to 8 full strokes. This will help 

release any pressurized air which may be trapped within the reservoir. Oil level should be even with the bottom of 

the oil filler hole. Reinstall the Oil Filler Plug/Screw.

Содержание JB12

Страница 1: ...Number JB12 JB20 Hydraulic Bottle Jacks Operating Instructions Parts Manual JB12 M0_022014 Mac Tools 505 N Cleveland Ave Suite 200 Westerville OH 43082 a division of Stanley Black Decker Printed in C...

Страница 2: ...emoved from service until repaired If the equipment has been or is suspected to have been subjected to an abnormal load or shock immediately discontinue use until inspected by a factory authorized rep...

Страница 3: ...the product and application are compatible 3 Assemble handle ensure spring clips align with slots 4 To familiarize yourself with basic operation use the notched end of provided Pump Handle to engage...

Страница 4: ...but no more than 1 2 turn If the load fails to lower a Use another jack to raise the vehicle high enough to reinstall jack stands b Remove the affected jack and then the stands c Use the functioning...

Страница 5: ...OUBLESHOOTING Symptom Possible Causes Corrective Action Jack will not lift load Release Valve not tightly closed Overload condition Ensure Release Valve tightly closed Remedy overload condition Jack w...

Страница 6: ...n Call or write for current pricing Mac Tools Inc a division of Stanley Black Decker 505 N Cleveland Ave Suite 200 Westerville OH 43082 Tel 1 800 MAC TOOL 622 8665 Replacement Parts for Models JB12 JB...

Страница 7: ...FOR ANY CONSEQUENTIAL OR INCIDENTAL DAMAGE OR LOSS WHATSOEVER 3 ANY IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SHALL...

Страница 8: ...Mac Tools 505 N Cleveland Ave Suite 200 Westerville OH 43082 U S A a division of Stanley Black Decker...

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