Kramp C-25 CRONUS II Instructions De Montage page 2

a. Denomination parts:
1: Cylinder cap
2: Connection nipple
3: Piston with seals
4: Cylinder tube with welded-on nipple
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B. characteristics:
• Nominal hydraulic pressure 200 bar
• Maximum permissible hydraulic pressure 250 bar.
• Temperature range seals: -30 tot +85°C.
• Maximum permissible piston speed: 0,1 m/s.
• Suitable for mineral hydraulic oils
c. Demounting cronus ii:
Demounting gland
• Strike the securing lip back with a chaser (see fig. 2)
• Screw the gland loose. Use an appropriate tool (fig. 3)
• Take the rod out of the cylinder
Fig. 2 Strike back securing lip
Demounting Piston: Bore 25, 30, 32:
• Clamp the cylinder rod or attachment in a vice or decent clamp. Make sure that the rod will not get damaged.
• Screw the seallock nut loose to the left.
• Push the piston of the shaft journal (see fig. 8, opposite direction) The head nut can be pushed off the rod.
Demounting Piston: Bore 40 upto 100:
In this section the piston is secured with a crimp ring.
• Clamp the cylinder rod or attachment in a vice or decent clamp. Make sure that the rod will not get damaged.
• Cleave the crimp ring with for example a nut cleaver open. Make sure that the rod and piston will not get damaged.
• Screw the piston loose from the rod to the left.
5: Piston rod
6: Cylinder head with seals
7: Seallock nut / crimp ring
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Fig.3 Screw loose head nut/take out rod
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