Enerpac EDCH130 User manual

1
L4302 Rev. B 10/18 EN
1.0 SAFETY
1.1 Introduction
Read all instructions carefully. Follow all recommended
safety precautions to avoid personal injury as well
as damage to the product and/or damage to other
property. Enerpac cannot be responsible for any
damage or injury from unsafe use, lack of maintenance
or incorrect operation. Do not remove warning labels,
tags, or decals. In the event any questions or concerns
arise, contact Enerpac or a local Enerpac distributor for
clarification.
If you have never been trained on high-pressure hydraulic
tool safety, consult your distributor or service center for
information about an Enerpac hydraulic safety course.
This manual follows a system of safety alert symbols,
signal words and safety messages to warn the user of
specific hazards. Failure to comply with these warnings
could result in death or serious personal injury, as well
as damage to the equipment or other property.
The Safety Alert Symbol appears throughout
this manual. It is used to alert you to
potential physical injury hazards. Pay close
attention to Safety Alert Symbols and obey
all safety messages that follow this symbol to avoid the
possibility of death or serious personal injury.
Safety Alert Symbols are used in conjunction with certain
Signal Words that call attention to safety messages or
property damage messages and designate a degree or
level of hazard seriousness. The Signal Words used in
this manual are DANGER, WARNING, CAUTION and
NOTICE.
NOTICE:
DANGER Indicates a hazardous situation that,
if not avoided, will result in death or
serious personal injury
NOTICE:
WARNING Indicates a hazardous situation that,
if not avoided, could result in death
or serious personal injury.
NOTICE:
CAUTION
Indicates a hazardous situation that,
if not avoided, could result in minor
or moderate personal injury.
NOTICE
Indicates information considered
important, but not hazard related
(e.g. messages relating to property
damage). Please note that the Safety
Alert symbol will not be used with this
signal word.
1.2 Hydraulic Cutter Safety Precautions
NOTICE:
WARNING
Failure to observe and comply with the
following precautions and instructions may result in
death or serious personal injury. Property damage
could also occur.
• Read and completely understand the safety
precautions and instructions in this manual. Always
follow all safety precautions and instructions,
including those that are contained within the
procedures of this manual.
• Read this manual before operating the cutter, or
before performing any adjustments, inspections,
maintenance or repairs.
• Follow all instructions and heed all precautions
stated in this manual.
• Keep this manual for future reference in a place that
is accessible to all persons operating or servicing the
cutter.
POWERFUL SOLUTIONS. GLOBAL FORCE.
Instruction Sheet
Decommissioning Cutters
Models EDCH130, EDCH145 and EDCH170
INDEX
1.0 SAFETY .............................1
2.0 PRODUCT DATA ......................5
3.0 CONFORMANCE TO NATIONAL AND
INTERNATIONAL STANDARDS ...........8
4.0 DESCRIPTION ........................8
5.0 RECEIVING INSTRUCTIONS .............8
6.0 SET-UP .............................8
7.0 CUTTER OPERATION .................10
8.0 MAINTENANCE ......................12
9.0 STORAGE ..........................13
10.0 TROUBLESHOOTING ................14

2
• Fragments and splinters may be ejected from the
cutter during normal use. The end of the material
being cut may become a projectile as it separates
during cutting. Stay clear of the shear blades and
surrounding area during operation. Always wear face
and eye protection.
• As needed, remove any foreign objects from the shear
blades that could damage the cutter and/or injure
the operator. Before removing any foreign objects,
always stop the pump, relieve hydraulic pressure and
disconnect pump from AC power supply.
• Avoid touching the cutter's metal surfaces during
operation and after the cutter has been in use. Be
aware of the risk of burns if the cutter becomes hot.
• Do not use the cutter for activities other than those
it was approved and designed to perform. Refer to
Section 7.1 of this manual for additional information
regarding foreseen use.
• Use appropriately rated lifting equipment if it is necessary
to lift the tool by mechanical means.
• Be certain that the properties of the material to be cut
do not exceed the stated maximum limits applicable
to your cutter model. Refer to Section 2.1 of this
manual. Overloading may cause equipment failure
and possible personal injury.
• Do not use the cutter in explosive atmospheres
(for example, in the presence of flammable liquids,
gasses or powders).
• Do not use the cutter on live electric lines, on
pressure vessels or ducts, or on vessels containing
corrosive and/or toxic substances.
• If the cutter malfunctions, stop use immediately.
Check for misaligned or jammed moving parts,
broken components and any other condition that
could make the tool operate incorrectly. Place the
cutter back into operation only after the fault has
been identified and the identified repairs and/or
adjustments have been performed.
• Ensure that any repairs are performed only by
trained, qualified and authorized sta using original
equipment replacement parts. For repair service,
contact the Enerpac authorized service center in
your area.
• Use only original equipment Enerpac parts. Enerpac
parts are designed to fit properly and to withstand
high loads. Non-Enerpac parts may break or cause
the product to malfunction.
• Keep cutting tools clean and replace blades when
they become dull. Suitably maintained cutting tools
with sharp edges are less likely to jam and are easier
to control.
• Always perform a visual inspection of the cutter
before placing it into operation. If any problems are
found, do not use the tool. Make repairs before using
the cutter.
• Do not use the cutter if it is leaking oil. Do not use the
cutter if damaged, altered or in need of repair.
• Do not remove or disable cutter safety devices.
Before using the cutter, make sure that all the safety
devices (guards, etc.) are in place and in good
condition.
• Do not remove the guards installed on the cutter or
on any accessories. Replace any guards immediately
if they develop faults or become damaged.
• Do not alter the calibration of the safety devices,
such as maximum pressure valves (if equipped).
• Allow only authorized, trained, and experienced
personnel to operate the cutter and supervise its use.
• Ensure that all users are trained and qualified to
operate the cutter. Operators must be aware of
all applicable occupational safety laws and must
operate the cutter in accordance with all such laws.
• Keep the work area clean and well illuminated.
• When operating the cutter, do not wear loose clothing
or jewelry. These items could get caught up in the
cutter during operation. Tie up long hair.
• Always wear and use appropriate personal protective
equipment (PPE) such as non-skid safety shoes,
hard-hat, hearing protection, and face and eye
protection. Use of these and other PPE items (used
as appropriate for the conditions) will reduce the
chance of personal injuries. The use of these items
may also be required by local regulations or laws.
• Consult your employer concerning specific safety
requirements and the safety equipment required for
use in your country or region.
• Before reaching inside the cutting area for any reason,
always stop the pump, relieve hydraulic pressure and
disconnect pump from AC power supply.
• Keep others clear of the work area while the tool is
in use. Be sure that all personnel not operating the
cutter remain at a safe distance when the cutter is
in operation.
• Stop the cutter if people and/or animals enter the
work area.
• Ensure that the operator is alert, observant of the
task being performed and that the work is being done
with care.
• Do not allow use of the cutter by persons that are
tired, or under the influence of drugs, alcohol or
medication.
• Do not allow children to operate the cutter or to assist
with its use. Keep children out of the work area.
• Place the tool horizontally on a substantial work
surface. The work surface must have a rated weight
capacity that exceeds the weight of the cutter and of
the material being cut.

3
• Always be certain that hydraulic pressure is fully
relieved before disconnecting hydraulic hoses,
loosening hydraulic fittings, or performing any tool
disassembly or repair procedures.
CAUTION
Failure to observe and comply with the
following precautions and instructions could result
in minor or moderate personal injury. Property
damage could also occur.
• To help ensure proper operation and best
performance, use only Enerpac HF hydraulic oil. Use
of any other oil may result in unsafe operation and /or
damage to tool. The Enerpac product warranty may
also be invalidated.
• Be careful to avoid damaging hydraulic hoses. Avoid
sharp bends and kinks when routing hydraulic hoses.
Do not exceed the minimum bend radius specified
by the hose manufacturer. Using a bent or kinked
hose will cause severe back-pressure. Sharp bends
and kinks will internally damage the hose, leading to
premature hose failure.
• Do not drop heavy objects on hoses. A sharp impact
may cause internal damage to hose wire strands.
Applying pressure to a damaged hose may cause it
to rupture.
• Do not lift hydraulic equipment by the hoses or
couplers. Use the equipment handle(s) or lifting
eye(s) (if equipped) and appropriately rated lifting
equipment.
• Keep hydraulic equipment away from flames and
heat. Excessive heat will soften packings and seals,
resulting in fluid leaks. Heat also weakens hose
materials and packings.
• Protect all hydraulic equipment from weld spatter.
1.4 Safety Symbols (on cutter)
WARNING
Failure to observe and comply with the
safety symbols axed to the cutter housing could
result in death or serious personal injury.
WARNING Make sure the safety symbols (decals,
labels, etc.) are securely axed to the tool and that
they are legible. If not, obtain replacements from
Enerpac. Refer to tool repair parts sheet for locations
and part numbers. Failure to maintain safety symbols
on tool could result in death or serious personal
injury.
The following safety symbols are axed to the cutter
housing:
Crush hazard: Keep hands, fingers and other
body parts away from the shear blades during
operation.
Projectile hazard: Objects may be ejected
from the cutter during operation. Stay clear of
cutting area. Wear eye and face protection.
1.3 General Hydraulic Tool Safety Precautions
(Tools with external hydraulic pumps)
NOTICE:
WARNING
Failure to observe and comply with the
following precautions and instructions could result
in death or serious personal injury. Property damage
could also occur.
• Always read, follow and completely understand
all manufacturer's instructions when operating
pumps, valves and all other devices used with the
tool. Follow all safety precautions contained in the
manufacturer's manuals.
• Use the tool only with a compatible Enerpac pump.
Use of a non-compatible pump may result in erratic
and/or unsafe operation.
• The tool is designed for a maximum working pressure
of 10,150 psi [700 bar]. Do not connect the tool to a
pump with a higher pressure rating. Be certain that all
hydraulic hoses and fittings are properly connected
and that they are rated at 10,150 psi [700 bar] or
higher.
• Never set a relief valve to a higher pressure than
the maximum rated pressure of the pump and tool.
If ratings are dierent, relief valve setting should not
exceed the setting of the lowest rated component
(pump or tool).
• Perform cleaning, maintenance and repair operations
only after disconnecting the tool from the hydraulic
pump.
• Wear suitable personal protective equipment (PPE)
such as goggles, gloves and protective clothing
when checking hoses and fittings.
• Do not leave the tool unattended in the workplace
when it is connected to the hydraulic pump.
• The tool is designed for noncontinuous use. Allow
suciently long pauses to allow the oil to cool.
Consult Enerpac if prolonged and/or interrupted use
is required.
• Do not expose tool to temperatures in excess of
158°F [70°C]. Allow tool to cool or remove heat
source.
• Be aware of hot metal components. Avoid contact
with these components to prevent burns.
• Do not handle pressurized hoses. Escaping oil under
pressure can penetrate the skin. If oil is injected
under the skin, see a doctor immediately.
• Do not pressurize disconnected couplers.
• Never use a hydraulic cylinder or tool with uncoupled
couplers.
• Do not remove or disable the pump relief valve.
Do not remove or disable the tool relief valve (if
equipped).
• Monitor the system hydraulic pressure gauge (or
digital pressure readout). It is your window to see
what is happening in the system.

4
PPE Alert: Wear personal
protective equipment
(PPE) when using or
servicing equipment.
Instruction Manual Alert: Read the
instruction manual before using or servicing
equipment.
1.5 Disconnecting Pump AC Power
WARNING
Pump MUST be disconnected from the
AC power supply before performing cutter
maintenance, repair or cleaning procedures, or
before allowing persons to reach inside the shear
blades for any reason. Failure to observe this
precaution may result in serious personal injury.
• Cutter will operate immediately when pump motor is
running and the control knob is rotated.
• If it is not possible to unplug the pump power cord
from the AC power outlet, turn o and lock out
power at the AC power supply and disconnect the
hydraulic hoses.
• Refer to the separate pump instruction sheet
(provided with the pump) for detailed pump safety,
operation and maintenance instructions.
1.6 Crush Hazard
DANGER Cutter will start immediately when
pump motor is ON and the control knob is rotated.
DO NOT place hands, fingers or other parts of
your body inside the shear blades unless pump
is disconnected from AC power supply. Death or
serious personal injury will result if cutter is operated
while persons are working inside the shear blades.
• Never reach into the shear blades while cutter is in
operation.
• Before reaching inside the shear blades for any
reason, always stop the pump, relieve hydraulic
pressure, and disconnect pump from AC power
supply.
CRUSH HAZARD
Do not reach inside shear blades
unless pump is disconnected from AC
power supply.

5
2.0 PRODUCT DATA
2.1 Cutter Maximum Capacities
Cutter
Model
No.
Material to be Cut
Material Maximum
Tensile Strength
Material Maximum
Hardness
psi daN/mm2Rockwell C
EDCH130
Metal tubes, plate, cables and similar materials
during decommissioning or demolition activities.
94,275 65 41
EDCH145 94,275 65 41
EDCH170 94,275 65 41
NOTICE
Material to be cut must not exceed any of the stated maximum limits shown in this table.
These specifications are independent material limits provided to help prevent premature blade damage. They
should not be considered as an indication of the maximum cutting capacity of the tool.
The tool will not necessarily cut the largest piece of material that will fit between the blades, even if the material
properties are equal to or less than the stated maximum limits.
Cutting performance, including whether a cut can be completed, will depend on the material properties, blade
condition, and the size and shape of the material being cut. If the tool is struggling or failing to make a cut, select
a larger capacity tool.
2.2 Specifications
Cutter
Model
No.
Weight
Max. Hyd.
Operating
Pressure
Ambient
Operating Temp
Hyd.
Pump*
lb Kg psi bar ˚F ˚C
EDCH130 25.4 11.5 10,150 700
-40
to
+122
-40
to
+50
External
EDCH145 37.3 16.9 10,150 700
-40
to
+122
-40
to
+50
External
EDCH170 53.4 24.2 10,150 700
-40
to
+122
-40
to
+50
External
Notes:
* Hydraulic pump sold separately. Special Enerpac pump required. Refer to Section 6.1 for additional information.
Product specifications are subject to change without notice.

6
2.3 External Dimensions
EDCH130
B
C
A
D
Dimension in mm
A 23.2 589
B 6.7 170
C 9.2 234
D 5.1 130
EDCH145
B
C
A
D
Dimension in mm
A 27 687
B 8.1 206
C 9.7 246
D 5.7 145
Product dimensions are subject to change without notice.

7
EDCH170
B
C
A
D
Dimension in mm
A 28.9 733
B 6.8 172
C 9.8 249
D 6.7 170
Product dimensions are subject to change without notice.

8
Figure 1, Features and Components
1
23
5
4
Key:
1. Shear Blades
2. Positioning Handle #1
3. Control Knob (open/close)
4. Hydraulic Hoses
5. Positioning Handle #2
3.0 CONFORMANCE TO NATIONAL AND
INTERNATIONAL STANDARDS
Enerpac declares that this product has been
tested and conforms to applicable standards
and is compatible with all CE requirements.
A copy of an EU Declaration of Conformity is
enclosed with each shipment of this product.
4.0 DESCRIPTION
Enerpac models EDCH130, EDCH145 and EDCH170
are fixed-head shear blade decommissioning cutters.
Hydraulic power is supplied by an Enerpac hydraulic
pump, which is sold separately from the cutter. Refer to
Section 6.1 for additional pump information.
See Figure 1 for a description of cutter major features
and typical items included in the shipment. Refer to
Section 2.0 for cutter maximum capacities, specifications
and dimensions.
5.0 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.
6.0 SET-UP
6.1 Hydraulic Pump Requirements
The cutter must be used in conjunction with a specially
designed hydraulic pump (sold separately). This pump
contains unique valving and controls that are specific to
the cutter.
Refer to the pump instruction sheet for detailed
pump setup and operation instructions. Also refer to
Section 6.3 of this manual for additional details.
6.2 Hydraulic Connections
A high pressure twin hydraulic hose assembly connects
the pump control valve to the cutter. This hose assembly
is not included with the cutter and must be purchased
separately. A chafe gear covering is also available as a
separate accessory to help provide additional protection
for the hoses.
To facilitate connections, quick-disconnect hydraulic
couplers are present on the hoses, the cutter, and on the
pump control valve.
NOTICE:
WARNING
Hydraulic oil can reach very high
temperatures even when the cutter is idle and cutting
force is not being applied. To prevent burns, always
use suitable personal protective equipment when
connecting or disconnecting couplers on a cutter
that has been in operation.

9
6.2.2 Disconnecting the Hydraulic Couplers
1. Be sure that pump motor is stopped.
2. Be certain there is no residual pressure in the
hydraulic circuit. If pressure is present, discharge the
pressure in accordance with the instructions in the
pump instruction sheet.
Repeat steps 3 through 5 for each hydraulic connection.
See Figure 2.
3. Unscrew the threaded collar of the female coupler
from the threaded flange of the male coupler.
4. Disconnect the couplers. Remove any oil, dust or dirt.
5. Reinstall the coupler dust caps.
6.3 Pump Setup
Prepare the pump for operation as described in the
pump instruction sheet.
Before connecting the pump to the cutter, verify that the
pump relief valve is set at 10,150 psi [700 bar].
If the pump and/or cutter is being used for the first time,
be certain to bleed air from the hydraulic system as
described in Section 7.4 before using the cutter.
Verify that pump oil level is correct and that there are no
oil leaks or other obvious problems.
NOTICE:
WARNING
Never use any hydraulic component that
contains damaged hydraulic couplers. Never connect
or disconnect a hydraulic coupler if the hydraulic circuit
is pressurized. Failure to observe these instructions
may result in the uncontrolled release of pressurized
hydraulic oil. Skin penetration may occur. Death or
serious personal injury could result.
NOTICE
All hydraulic hoses and fittings used with the
cutter must be rated at 10,150 psi [700 bar] or above.
6.2.1 Connecting the Hydraulic Couplers
1. Be sure that pump motor is stopped.
2. Be certain there is no residual pressure in the
hydraulic circuit. If pressure is present, discharge the
pressure in accordance with the instructions in the
pump instruction sheet.
Repeat steps 3 through 6 for each hydraulic connection.
See Figure 2 for hookup details.
3. Remove the coupler dust caps.
4. Inspect the couplers after removing the dust caps.
Remove any oil, dust or dirt.
5. Push the male and female couplers firmly together
until engagement occurs.
6. Screw the threaded collar of the female coupler fully
onto the threaded flange of the male coupler. Be sure
that no threads are visible.
Figure 2, Hydraulic Connections at Cutter
Connected View
Connected view

10
Figure 3, Hydraulic Connections at Pump
7.0 CUTTER OPERATION
7.1 Foreseen Use and Residual Risks
NOTICE:
WARNING
Failure to observe and comply with the
instructions and precautions contained in the
following paragraphs could result in death or serious
personal injury.
1. The cutter is designed for cutting metal tubes, plate,
cables and similar materials during decommissioning
or demolition activities.
The properties of the material to be cut must not
exceed the stated maximum limits applicable to your
cutter model. Refer to Section 2.1.
2. The cutter may be used only when connected to a
compatible Enerpac hydraulic pump.
3. Operators must observe the instructions in this
manual in order to minimize the risk of accidents.
In particular, operators must pay attention when
working in conditions that could cause:
• Possible burns from overheated parts.
• Injury due to incorrect positioning or inadequate lifting
or moving.
• Injury caused by splinters discharged from the bar or
other work piece.
NOTICE:
WARNING
People remaining in the vicinity of the
cutter while it is working are subject to the risk of
flying debris (dangerous objects, etc.). Serious
personal injury could result.
4. Incorrect Uses:
• Cutter must not be used for purposes other than those
indicated in this document.
• Cutter must not be used in areas subject to the risk
of explosion.
7.2 Positioning the Cutter
• Before inserting material to be cut inside the blades,
be certain that the cutter is positioned on a solid
and stable work surface of sucient weight rating
capacity. Refer to Section 2.2 for cutter weight.
• Position the cutter as needed using the positioning
handles located at the side and rear of the cutter
hydraulic cylinder. See Figure 1.
• If it is necessary to move or transport the cutter, use
the positioning handles and, if needed, properly rated
lifting equipment.
NOTICE:
WARNING
Because the cutter components are
very heavy, there is a risk of cuts, crushing or broken
bones. To avoid accidents, use care when working
with the cutter. Serious personal injury may result if
the cutter is not properly supported and handled in
an appropriate way.

11
7.3 Operating Precautions
NOTICE:
WARNING Failure to observe the following
precautions and instructions could result in death or
serious personal injury.
• Keep fingers, hands and other body parts clear of
the blades.
• Do not attempt to reposition the item being cut
while the cutter is in operation. Always stop the
cutter and then move the blades to the open position
before repositioning the item.
• Dangerous projectiles could occur at any time
during cutting. Always wear face and eye protection.
Keep persons away from cutting area.
• Cutter surfaces can become very hot. To prevent
burns, avoid contact with cutter components and
wear appropriate personal protective equipment.
• Refer to additional safety precautions in Section 1.0
of this manual before using the cutter or performing
any maintenance or repair activities.
7.4 Trapped Air Removal
Before placing a new cutter into operation, cycle the
piston several times without load to remove any trapped
air in the hydraulic circuit. The tool should also be placed
below the pump so the air can escape to the pump
reservoir.
Air is completely purged when the piston advances and
retracts smoothly in both directions, from fully extended
to fully retracted.
This procedure may also be performed after the cutter
has been serviced.
Refer to the cutter controls information in Section 7.6 of
this manual when performing the air removal procedure.
7.5 Positioning Material
Position the material to be cut between the cutter blades
so that it is perpendicular to the blade axis, as shown in
Figure 4. This will provide the best quality cut.
Position the material at the base of the blades. Do not
position the material at the tips of the blades.
NOTICE
Be certain that the properties of the material to
be cut do not exceed the stated maximum limits
applicable to your cutter model. Refer to Section 2.1 of
this manual for additional information. Failure to observe
the instruction may result in poor cutting performance
and/or damage to the cutter.
90°
OK
Figure 4, Positioning Material in the Blades
7.6 Cutter Controls
The control knob is used to open and close the blades.
The control knob will center itself between the open and
closed positions in the neutral position.
• To open the blades: Rotate the knob to the left and
hold it in place. See Figure 6.
• To close the blades: Rotate the knob to the right and
hold it in place. See Figure 7.
• To stop blade movement: .Release the knob at any
time. The knob will automatically return to the neutral
position. See Figure 5.
Figure 5, Neutral Position

12
Figure 6, Cutter Open
Figure 7, Cutter Closed
7.7 Cutting Procedure (typical)
1. Be certain that the properties of the material to be cut
do not exceed the stated maximum limits applicable
to your cutter model. Refer to the chart in Section 2.1
of this manual.
2. Place the material to be cut between the blades.
Be sure that it is perpendicular to the blade axis, as
shown in Figure 4. Refer to instructions in Section 7.5
for additional information.
NOTICE
Failure to properly position the material in
the shear blades may result in blade breakage and
reduced cutting eciency.
3. Start the pump motor.
4. Turn the control knob to the right and hold it until the
item has been fully cut.
5. Turn the control knob to the left and hold it until the
blades are opened to the desired position.
6 Release the control knob. The control knob will
move to the neutral position and the blades will stop
opening.
8.0 MAINTENANCE
8.1 Periodic Maintenance Table
Refer to the Periodic Maintenance Chart (Table 1) for a
list of various routine checks and procedures.
NOTICE:
WARNING
Disconnect pump from AC power
supply before performing any cleaning, maintenance
or repair procedures. Failure to observe this
precaution could result in death or serious personal
injury.
8.2 Cleaning
Clean the cutter using a dry cloth or compressed air.
For plastic surfaces, use a cloth slightly dampened with
water.
NOTICE:
CAUTION
To prevent possible injury, always wear
safety glasses or face mask when using compressed
air.
• Be sure there are no traces of oil, grease or corrosive
substances on the tool, especially on the grips.
• Use a damp cloth and soapy water to clean plastic
components.
• Do not use gasoline or thinner to clean the tool.

13
Table 1 - Periodic Maintenance Chart
Time Interval Maintenance Operation Method To be performed by:
Every 8 hours of
operation:
Check the cutter for loose,
damaged or worn parts.
Check for oil leaks. Tighten,
replace or repair as required.
Visual Operator
Clean the cutter. (Refer to instructions in
Section 8.2)
Operator
Check that screws and bolts are
properly tightened. Replace any
missing screws or bolts.
(Refer to instructions in
Section 8.3)
Operator
8.3 Fasteners
Periodically check all screws, nuts and other fasteners
for proper tightness. Tighten any loose fasteners.
Replace any worn or damaged fasteners. This should
be performed periodically or every day in the event of
frequent or prolonged cutter operation.
NOTICE
Failure to check and tighten fasteners as
required may result in serious damage to the cutter.
8.4 Preparation for Maintenance
All cutter maintenance procedures must be performed
under the following conditions:
• All hydraulic pressure must be relieved. Refer to the
pump instruction sheet for pressure relief procedure.
• The pump must be disconnected from the AC power
supply.
• The cutter must be given time to cool to prevent burns.
• Procedures must be performed in a suitable work
environment in accordance with all current safety
regulations and/or laws in your country or region.
• The cutter must be cleaned thoroughly before
maintenance procedures are performed.
• Suitable personal protective equipment (PPE) must be
used and/or worn while performing any work.
9.0 STORAGE
9.1 Storage Guidelines
If the cutter will be stored for an extended period of time:
• Disconnect hydraulic hoses from cutter. Be sure that
dust caps are installed on hydraulic couplers.
• Thoroughly clean the cutter.
• Lubricate the cutter metal surfaces with a thin layer
of oil.
• Store the cutter in a clean and dry place, accessible
only to authorized personnel.
9.2 Return to Use (after storage)
Before using the cutter after an extended period of
storage or inactivity, perform the following steps:
• Remove protective oil coating (applied before storage)
from cutter surfaces.
• Check for oil leaks. Make repairs as required.
• Check that the tool hydraulic hoses are intact and
undamaged.
• Check for any missing, worn or improperly installed
parts.
• Check that all screws, nuts, bolts and other fasteners
are tight.
• Replace, repair or tighten components as needed.

14
10.0 TROUBLESHOOTING
Refer to the Cutter Troubleshooting Chart (Table 2) for
a list of common hydraulic cutter symptoms, possible
causes and solutions.
For repair service, contact an Enerpac authorized service
center. Inspection and repairs should be performed
only by an Enerpac authorized service center or other
qualified hydraulic tool service facility.
Table 2 - Cutter Troubleshooting Chart
Symptom Possible Cause Solution Maint. Level
1. Blades move
slowly and/or have
diculty cutting
the material.
Excessive cutting debris on the
blades.
Clean out debris. Operator
Blocked or restricted hydraulic oil
flow.
Check for incomplete
hydraulic connections,
blocked hydraulic hoses or
other similar problems.
Operator
Low hydraulic oil level. Check oil level. Add oil if low. Operator
Material being cut is outside of
acceptable specifications.
Material properties must not
exceed stated maximum
limits. Refer to Section 2.1.
Operator
Blade wear. Replace blades. Service Center
Low hydraulic oil pressure or flow. Check pump relief valve
setting. Troubleshoot and
repair pump and solenoid
control valve (as required).
Service Center
Cutter seal wear and/or internal
damage.
Repair cutter as required. Service Center
2. Cutter vibrates
during operation.
Loose or missing screws or bolts. Verify screws and bolts are
properly tightened. Replace
any missing screws or bolts.
Operator
3. External oil leaks. Loose hydraulic fittings. Tighten loose fittings. Operator
Damaged hydraulic hoses. Replace hoses. Operator
Damaged hydraulic couplers. Replace couplers. Service Center
Worn or damaged cutter
components.
Repair cutter as required. Service Center

Notes:

WWW.ENERPAC.COM