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2 maintenance work – Burkert Type 2012 User Manual

Page 16

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16

Maintenance,Cleaning

Type 2012

Warning!

for control function i – danger if pilot pressure fails!
For control function I control and resetting occur pneumatically.
If the pressure fails, no defined position is reached.

▶ To ensure a controlled restart, first pressurize the device with pilot

pressure, then switch on the medium.

risk of injury from moving parts in the device!

▶ Do not reach into openings.

9.2

maintenance work

actuator:
The actuator of the globe valve is maintenance-free provided it is used
according to these operating instructions.

Wearing parts of the globe control valve:
Parts which are subject to natural wear:
• Valve seat,
• Seals.

If leaks occur, replace the particular wearing part with an appro-
priate spare part.

Visual inspection:
Perform regular visual inspections according to the application
conditions:

Check media connections for leaks.

Check release bore on the tube for leaks.

9.2.1 cleaning

Commercially available cleaning agents can be used to clean the
outside.

note!

avoid causing damage with cleaning agents.

▶ Before cleaning, check that the cleaning agents are compatible

with the body materials and seals.

english