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AIR VENTING PROCEDURES 

• With the jack in the fully lowered position, release valve open, remove oil filler plug. 
• Pump the handle rapidly several times. Reinstall oil filler plug. 
• Turn the release valve clockwise to the closed position. 
• Pump the handle until the lift arm reaches maximum height and continue to pump several times to 

remove trapped air in the system. 

• Turn the release valve counterclockwise in one full turn and lower lift arm to the lowest position. 
  Use force on saddle if necessary. 
• Carefully and slowly loosen oil filler plug to release pressurized air. 
• Repeat above steps until trapped air is completely vented.

ALTERATIONS 

Because of potential hazards associated with this type of equipment, no alterations shall be made to the 
product.

ATTACHMENTS AND ADAPTERS 

TROUBLESHOOTING

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

DAMAGED EQUIPMENT

Any jack that appears to be damaged in any way, is found to be worn, or operates abnormally 
SHALL BE REMOVED FROM SERVICE UNTIL REPAIRED. It is recommended that necessary 
repairs be made by a manufacturer's or supplier's authorized repair facility if repairs are permit-
ted by the manufacturer or supplier.

Jack will not lift the load.

1. Release valve rot tightly closed.

1. Tighten release valve.

2. Low oil level.

2. Check and add oil. Follow "Check and Refill Oil".

3. Defective or worn internal parts.

3. Discontinue use and contact a local repair center.

4. Load exceeds maximum allowance. 4. Use a higher capacity jack.

Jack will not hold the load.

1. Release valve not tightly closed.

1. Tighten release valve.

2. Power unit malfunction.

2. Discontinue use and contact a local repair center.

Jack will not descend to 
minimum height, or will not
remain in lowered position.

1. Air trapped in system.

1. Vent air out of system. Follow "Air Venting 
    Procedures" above.

2. Reservoir oil overfilled.

2. Check and ensure proper oil level. Follow 
    "Check and Refill Oil".

Jack will not lift to max height. 1. Low oil level.

1. Check and ensure proper oil level.Follow 
    "Check and Refill Oil" instructions above.

Jack will not function properly 
after tried solution.

1. Internal malfunction or 
    structural damage.

1. Stop usage and contact an authorized repair center.

Causes

Problems

Solutions

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