Gilson 402 manual Maintenance, Changing the Piston Syringes and Piston Noses

Maintenance 6

Changing the Piston Syringes and Piston Noses

5.Insert the new piston nose in the recess of the piston nose holder. Make sure that the aperture is facing outward and the O-ring is inside the seal.

6.Place the piston shaft in the piston shaft holder.

7.Screw the two parts of the tool together until tight.

8.Unscrew the tool, the piston nose should be correctly seated on the shaft.

9.Dip the piston nose in distilled water and slide the piston into the syringe.

10.Slide the piston up and down in the syringe five or six times to ensure a smooth operation between the piston and syringe.

11.Remount the syringe on the pump as described page 6-4.

O-ring Piston		Piston nose holder	Piston shaft Piston	shaft holder
	nose

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