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Instruction Sheet

Aluminum Cylinders

L2586 

Rev B 

05/2019

Repair Parts Sheets for this product are 

available from the Enerpac web site at www.

enerpac.com, or from your nearest Authorized 

Enerpac Service Center or Enerpac Sales 

office.

1.0   IMPORTANT RECEIVING 

INSTRUCTIONS

Visually inspect all components for shipping 

damage. Shipping damage is 

not 

covered by 

warranty. If shipping damage is found, notify 

carrier at once. The carrier is responsible for 

all repair and replacement costs resulting from 

damage in shipment.

SAFETY FIRST

2.0  SAFETY ISSUES

Read all instructions, warnings 

and cautions carefully. Follow 

all safety precautions to avoid 

personal injury or property damage during 

system operation. Enerpac cannot be 

responsible for damage or injury resulting from 

unsafe product use, lack of maintenance or 

incorrect product and/or system operation. 

Contact Enerpac when in doubt as to the 

safety precautions and operations. If you have 

never been trained on high-pressure hydraulic 

safety, consult your distribution or service 

center for a free Enerpac Hydraulic safety 

course.
Failure to comply with the following cautions 

and warnings could cause equipment damage 

and personal injury. 

CAUTION

 is used to indicate correct 

operating or maintenance procedures and 

practices to prevent damage to, or destruction 

of equipment or other property.

WARNING

 indicates a potential danger that 

requires correct procedures or practices to 

avoid personal injury.

DANGER

 is only used when your action or 

lack of action may cause serious injury or even 

death.

danger.eps

WARNING:

 

Aluminum cylinders 

sold by Enerpac have been 

designed to safely withstand up to 

5,000 full pressurization cycles. THIS LIMIT 

SHOULD NOT BE EXCEEDED. Use of these 

cylinders beyond their rated life can lead to 

sudden failure without warning and could 

cause property damage, injury, or death.

danger.eps

WARNING:

 The steel base plate 

protects the cylinder base from 

damage and should not be removed. 

The base holes in these aluminum cylinders 

are designed for securing the steel base plate. 

They will not withstand the capacity of the 

cylinder. 

Do not use the base holes in these 

aluminum cylinders to attach any device to the 

cylinder.

sgls.eps

WARNING:

 Wear proper personal 

protective gear when operating 

hydraulic equipment.

undr.eps

WARNING:

 Stay clear of loads 

supported by hydraulics. A cylinder, 

when used as a load lifting device, 

should never be used as a load holding 

device. After the load has been raised or 

lowered, it must always be blocked 

mechanically.

®

®

blkd.eps

WARNING: USE ONLY RIGID 

PIECES TO HOLD LOADS.

 Carefully 

select steel or wood blocks that are 

capable of supporting the load. Never use a 

Index:

English .......................................................... 1-4
Français ........................................................ 5-8 
Deutsch .....................................................  9-12
Italiano ...................................................... 13-16
Español ....................................................  17-20
Nederlands ..............................................  21-24
Portuguese  .............................................  25-28

 ...................................................  29-32

中文

 ................................................... 

33-35

Summary of Contents for L2586

Page 1: ... to or destruction of equipment or other property A WARNING indicates a potential danger that requires correct procedures or practices to avoid personal injury A DANGER is only used when your action or lack of action may cause serious injury or even death danger eps WARNING Aluminum cylinders sold by Enerpac have been designed to safely withstand up to 5 000 full pressurization cycles THIS LIMIT S...

Page 2: ...LAMES AND HEAT Excessive heat will soften packings and seals resulting in fluid leaks Heat also weakens hose materials and packings For optimum performance do not expose equipment to temperatures of 65 C 150 F or higher Protect hoses and cylinders from weld spatter inject eps DANGER DO NOT HANDLE PRESSURIZED HOSES Escaping oil under pressure can penetrate the skin causing serious injury If oil is ...

Page 3: ...y by at least 50 4 0 OPERATION Operate the hydraulic pump to advance and retract the cylinder Some single acting cylinders are spring return others are load return The speed of retraction is affected by the length of the hose and other restrictions in the line Double acting cylinders are powered in both directions by the pump The cylinder stop ring is designed to take the full load However to redu...

Page 4: ...is too heavy for cylinder Oil level in pump is low Coupler not fully tightened Cylinder plunder binding Air in hydraulic system Cylinder plunger binding Leaking connection Coupler not fully tightened Pump malfunctioning Cylinder seals leaking Pump malfunctioning Leaking connection Incorrect system set up Worn or damaged seals Internal cylinder damage Loose connection Pump release valve is closed C...

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