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Instruction Manual 

DHS-05 & DHS-1 Spreader - V1.4 

www.durapac.com 

Page 3 of 10 

 

operating pressure. It is your window to what is happening in the system 

 

 

Always wear appropriate personal protective equipment

 

(PPE) when operating 

hydraulic equipment. The operator must take precaution against injury due to failure 
of the tool or work piece(s) 

 

 

Do NOT

 hold or stand directly in line with any hydraulic connections while pressurising 

 

 

Do NOT

 attempt to disconnect hydraulic connections under pressure. Release all line 

pressure before disconnecting hoses

 

 

 

All personnel must be clear before lowering load or depressurising the system

 

 

 

Do NOT

 attempt to lift a load weighing more than the capacity of the cylinder 

 

IMPORTANT: 

 

 

If at any stage, the safety related decals become hard to read, these must be replaced 

 

 

Minimum age of the operator must be 18 years. The operator must have read and 
understood all instructions, safety issues, cautions and warnings before starting to 
operate the equipment. The operator is responsible for this activity towards other 
persons 

 

 

Do NOT

 lift hydraulic equipment by the hoses or couplers. Use the carrying handle or 

other means of safe transport

 

 

 

Hydraulic equipment must only be serviced by a qualified hydraulic technician. For 
repair service, contact the Durapac authorised service centre in your area. To protect 
your warranty, use only high quality hydraulic oil

 

 

CAUTION: 

 

 

KEEP HYDRAULIC EQUIPMENT AWAY FROM FLAMES AND HEAT.

 Hydraulic fluid can 

ignite and burn. 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 all equipment 
from weld spatter 

 

 

No alteration should be made to this device 

3.1

 

Hydraulic Spreaders 

 

Ensure that both spreader jaws fully engage the load and that the load is centred on 
the serrated portion of each spreader jaw before pressurising the spreader. Do not 
load off-centre  

 

If bowing or bending of the spreader jaws occurs, STOP.  Immediately release 
pressure. Evaluate the set-up and consider a higher capacity system. Bowing or 
bending of components indicates that the spreader is overloaded 

 

Do NOT

 rely upon a hydraulic spreader as a support device! Immediately after lifting, 

loads must be supported by appropriate mechanical means 

 

Spreaders should be stored where protected from the elements, abrasive dust, and 
damage. These devices may be stored in virtually any position  

 

Use only those adapters and attachments provided and approved by Durapac  

Summary of Contents for DHS-05

Page 1: ... LTD 2 186 Granite Street GEEBUNG QLD 4034 Australia sales absoluteequipment com au Phone 61 7 3865 4006 Fax 61 7 3102 6288 Maximum Operating Pressure 700 bar Instruction Manual Hydraulic Remote Spreaders Models DHS 05 DHS 1 ...

Page 2: ...spreader that has been or suspected to have been subject to a shock load should be removed from service immediately until inspected by a Durapac authorised service centre Owners and operators of this equipment should be aware that the use and subsequent repair of this equipment may require specialised training and knowledge 3 0 Safety Save these instructions For your safety read and understand the...

Page 3: ...equipment must only be serviced by a qualified hydraulic technician For repair service contact the Durapac authorised service centre in your area To protect your warranty use only high quality hydraulic oil CAUTION KEEP HYDRAULIC EQUIPMENT AWAY FROM FLAMES AND HEAT Hydraulic fluid can ignite and burn Excessive heat will soften packings and seals resulting in fluid leaks Heat also weakens hose mate...

Page 4: ... seals must be compatible with the hydraulic fluid used Hoses also must not come in contact with corrosive materials such as battery acid creosote impregnated objects and wet paint Never paint a coupler or hose FAILURE TO HEED THESE WARNINGS MAY RESULT IN PERSONAL INJURY AS WELL AS PROPERTY DAMAGE 4 0 Installation IMPORTANT Always secure threaded port connections with high grade non hardening pipe...

Page 5: ...noted For complete operating instructions refer to the instruction sheet included with each pump The DHS 05 and DHS 1 spreaders have a spring return cylinder and the speed of retraction is affected by the length of the hose and other restrictions in the line Most 700 bar hand or power pumps for use with single acting tools are compatible with the DHS 05 and DHS 1 spreaders 5 1 Ensure that both spr...

Page 6: ...tions Dirt sand etc will quickly ruin any hydraulic system Ensure that couplings are clean and free of foreign matter After each use clean couplings and attach dust caps Maintenance is required when wear or leakage is noticed Periodically inspect all components to detect any problem that may require service and maintenance 6 1 Check for loose connections and leaks 6 2 Replace damaged parts immedia...

Page 7: ...n pump release valve Loose couplers Tighten couplers Blocked hydraulic lines Clean and flush lines Weak or broken retraction springs Send to a Durapac authorised service centre for repair Internally damaged cylinder Send to a Durapac authorised service centre for repair Pump reservoir too full Drain hydraulic fluid to correct level Erratic Action Air in system or pump cavitation Add fluid bleed ai...

Page 8: ...em Load is above the capacity of the system Use the correct equipment Sticking or binding cylinder Check for dirt or leaks Check for bent misaligned worn parts or defective packings Spreader moves slower than normal Loose couplers Tighten couplers Restricted hydraulic line or fitting Clean Replace if damaged Pump not operating correctly Check pump s operating instructions Repair or replace as nece...

Page 9: ...preader base ZAL1631 1 2 Spreader jaw ZAL1632 1 3 Spring ZAL1633 1 4 Pin ZAL1626 1 5 Circlip ZAL1628 1 6 Piston rod ZAL1634 1 7 Back up ring ZAL1635 1 8 Cup seal ZAL1636 1 9 O ring ZAL1637 1 10 Cylinder ZAL1638 1 11 Coupler ZAL1472 1 Seal kit ZAL1639 1 Items marked with a are contained within a standard seal kit Serial model and part numbers need to be quoted when ordering parts ...

Page 10: ...ted as a convenient reference of location and position in the assembly sequence Item Description Qty 1 Spreader jaw upper 1 2 Spring pin 2 3 Return spring inner 1 4 Return spring outer 1 5 Spreader base 1 6 Spreader jaw axle 1 7 Spring clip 1 8 O ring 1 9 Back up ring 1 10 Piston rod 1 11 O ring 1 12 Piston rod saddle 1 13 Coupler spreader 1 14 Coupler cap 1 15 Dust cover 1 ...

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