EQUIPMENT STORAGE Increase efficiency and protect your equipment by using good storage techniques. Hydraulic equipment should be stored in a dry environment at temperatures above freezing. Store pumps and cylinders on a sturdy shelf and hoses in a rack. The hose rack shown below keeps hoses from becoming tangled and kinked. The rack can be…

Examine your work area before pressurizing the hydraulic system. Again, you will be looking for ways to protect yourself and others, and ways to protect your equipment and other property. OBSERVE THE FOLLOWING: • Check hoses and couplers. Hoses should have straight runs and be free of tangles or kinks. Coupler connections must be fully…

1. Which hydraulic components are rated in terms of capacity or tonnage? 2. True or False – Side loading can damage a jack or cylinder by distorting the wiper seal and bending the plunger. 3. What should you do if you have to lift a load further than the rated stroke of the jack or…

How to tell if there is air in the system. Hydraulic system operation should be instant and smooth. For every pump stroke, the cylinder should rise evenly. If the cylinder movement is erratic or jerky, there may be air in the system. How to remove air from the system Air will always go to the…

BEFORE USING THE HYDRAULIC SYSTEM: • Check that all connections are tight and leak free. It is especially important to check all coupler connections because, after the system has been pressurized, you will not be able to tighten the couplers by hand and using tools will damage the couplers. • Remove air from system. •…

Make sure all couplers and hoses are fully connected and that oil can flow freely from (P to P) and (T to T). Incorrectly mounted couplers can still be closed, with the result that oil on the wrenches’ retract side (T or R) can be pressurized by the pumps’ advance side (P or V). The…

Use only heavy-duty impact sockets for power driven machine wrenches, according to ISO-2725 and ISO-1174; DIN 3129 and DIN 3121, or ASME-B107.2/1995. Do not use worn or damaged sockets or Allen-Key drives. They must fit precisely on the nut or bolt being tightened. Do not use metric size sockets or Allen-Key drives on imperial nuts…

Enerpac hydraulic torque wrenches are double acting hand-controlled tools designed to tighten and loosen bolted connections. Any unauthorized change in design, construction or usage of the torque wrench is forbidden for safety reasons and will void the warranty. Hydraulic flow and pressure that is supplied to the wrench is converted to a rotary motion by…

SAFER NUT SPLITTER OPERATION: 1. Make all appropriate hydraulic connections. 2. Place the nut splitter head over the nut. Important: the flat surface of the cutter must rest flat on one of the nut flats, and the head must rest on a flat surface. 3. Hold the nut splitter in the proper position. 4. Operate…

Care must be taken when using nut splitters, here are some warnings: WARNING: To prevent injury and to avoid damage, do not use the nut splitter on glass, plastic, wood, or any material which could shatter. WARNING: To avoid damage to the nut splitter blade, housing, plunger and seals: A. Do not cut chains or…

NUT SPLITTERS To avoid personal injury during system operation, read and follow all CAUTIONS, WARNINGS, and INSTRUCTIONS included with or attached to each product. Enerpac cannot be responsible for damage resulting from unsafe use of product, lack of maintenance, or incorrect product and system application. WARNING: Always wear proper personal protective gear (i.e. gloves, safety…

Install the hydraulic punch with the long stem facing downward. Before using the punch make sure that the set screw and cap nut are tightened securely. Advance the punch through the die and check for proper alignment. The punch must pass freely through the die. Minor adjustments to the die are possible by loosening the…