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10 Dismantling the device / switching  off after use

10.1 Cutter

After end of working, the blades should be closed till a few mm of tip distance. This
releases the entire device in terms of the hydraulics and mechanically.

10.2 Hydraulic aggregate

After end of working, the engine must be shut down.

10.3 Hose lines

First disconnect the high pressure hose (red), then the return hose (blue) as described
under 7.2.  Attach the dust caps to the plug connections.

10.4 Electric cables

The electric cables should be disconnected in case of longer periods between uses.

11 Maintenance

After each operartion and after the end of the shift respectively, a sight check must be
carried  out,  at  least  once  a  year.  A  function  test  must  be  accomplished  every  500
operating hours or if there are doubts about the safety or reliability (clean first if dirty).

Sight check

Blades

• Cutting  edges  free  from  nicks  and  deformation,
• Distance of blades from each other in transverse direction < 4 mm for LSI 501 and

LSI 530, and < 3 mm for LSI 511 and LSI 55 (otherwise danger of breakage)

• Cutting  edges  cross  contactless,
• Blades free of cracks
• Dirt in the protective hose (this dirt must immediately be removed)

Cutter

• General  impermeability  (leakages)),
• Mobility of the star grip,
• Handle in existent and fixed,
• Check torque of the central bolt (see picture in chapter 12.3.1)

M

A

 = torque, see „Technical data“.

Hoses

• Check according to safety instructions for hose lines (see chapter 5),
• Check  oil  loss.

Function test

• Opens and closes properly using the star grip, electric controls or external controls

(depending on the type of controls).

• Check device for maximum nominal load using a manometer (available as a LUKAS

accessory).
The  inspection  value  specifications  are  included  under  chapter  „Technical  data“.

Summary of Contents for LSI 501

Page 1: ...ottom 4 Cutter blades 5 Central bolt with self locking nut and lubricating nipple 6 Hydraulic cylinder 7 Hand guard 8 Hose line red pressure with quick connect socket 9 Hose line blue return with quic...

Page 2: ...s 4 4 Maintenance and servicing instructions 5 5 Safety instructions for hose lines 6 6 Functions and performance 8 7 Connecting the device 9 8 Operation 11 9 Cutting 13 10 Dismantling of the device s...

Page 3: ...suitable for underwater use up to 40 m 1 6 Devices with cylinder bottom are intended for externally controlled processes They are mainly used on robots cranes or other manipulators 1 7 The manufacture...

Page 4: ...s Immediately report changes detected including changes to its operation to the appropriate office If necessary immediately shut off and secure the device Check all hydraulic and electrical lines hose...

Page 5: ...detergents Use a fibre free cloth and ensure thorough cleanliness especially when rebuilding 4 3 When dismantling the device ensure that all escaping hydraulic fluid is collected that it does not ent...

Page 6: ...t with the following fluids the hoses must immediately be cleaned acids soaps solutions diluted alcohol and fuels battery acids and ATF phosphate esters It is also essential that the hose lines are ch...

Page 7: ...pressure medium igniting close to a igniting source The danger can be avoided for example with protective coverings or shields 5 2 1 Beware of hairline tears Escaping high pressure oil can cause serio...

Page 8: ...bserved Hose leaves the fittings Damage or deformation to the fittings which alleviates the function and stability of the fittings or the hose fittings connection Corroded fittings or metal inserts wh...

Page 9: ...ines When connecting a piping contact LUKAS directly in advance 7 Connecting the device 7 1 Hydraulical 7 1 1 LSI cutter with 4 3 way valve or with electrical controls The device has two hose lines th...

Page 10: ...ters with cylinder bottom When using the cutter in a manipulator important principles must be observed in order to exclude danger to life and limb and to the device The device must be freely rotatable...

Page 11: ...e se cond slightly higher positioned catch and release the spring bolt to snap in 8 Operation 8 1 Initial operation Beforefirststartingup checkthedeviceforexternal apparentdamagesanddeficiencies Check...

Page 12: ...on Close device retract Press the red marked button until the blades reach the desired opening width Do not hold the red button down if the blades have already reached their maximum position Loadholdi...

Page 13: ...ed cables Lines with pressurised gas or fluid Pre stressed and hardened components such as springs spring steel steering columns rollers Composite materials steel concrete 9 2 Cutting procedure Thebla...

Page 14: ...ubts about the safety or reliability clean first if dirty Sight check Blades Cutting edges free from nicks and deformation Distance of blades from each other in transverse direction 4 mm for LSI 501 a...

Page 15: ...couplings are used which do not have this function an overpressure safety element opens at 30 MPa in the cutter valve will take care for pressure equalization Oil escapes in the area of the star grip...

Page 16: ...d 12 2 2 Main checks The mechanical transfer elements on the device are subject to very high mechanical stresses and therefore they must be checked after 500 operating hours at latest Thereby appearan...

Page 17: ...ct the old oil from the annulus side in a separate container and dispose it like the old oil from the pump Actuate the pump no longer Reconnect the return hose to the pump Tighten the union nut on the...

Page 18: ...nst injuries resulting caused by the moving parts In case of damage the hand guard must be replaced Procedure Unscrew handle remove blades blade arms see 12 3 1 Remove hand guard move the new hand gua...

Page 19: ...oitl in the hand or motor pump Pump not ventilated after oil change Refill oil an ventilate the system Star grip does not return to the middle position when released Damage of the return spring for r...

Page 20: ...yp of cutter Connection control 4 3 way valve Electric controls Cylinder bottom Ref no 84150 1492 84150 91492 84150 81492 Dimensions l x w x h without connection hoses mm 755 x 235 x 168 754 x 235 x 1...

Page 21: ...x 235 x 168 860 x 235 x 168 626 x 235 x 168 Opening at tips mm Weight incl oil filling kg 23 9 22 5 21 Operating pressure Mpa Necessary oil quantity l LSI 55 430 50 0 11 Range of oil temperature Visco...

Page 22: ...6 32 38 34 36 32 36 32 Round bar copper Rm 200 N mm 38 34 42 36 38 34 38 34 U profile steel Rm 500 N mm 50x40x5 40x25x5 60x40x6 60x25x6 65x45x6 60x40x5 65x45x6 60x40x5 Flat steel Rm 500 N mm 125x10 80...

Page 23: ...advance with the LUKAS service department Type of cutter Testing pressure Operating pressure LSI 501 225 bar LSI 511 330 bar LSI 530 340 bar LSI 55 260 bar 50 MPa LSI5XX_BA_GB_841501490_0706 p65 Copyr...

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