Maintenance Work; Malfunctions - Burkert Type 2000 Manuel D'utilisation

Type 2000/2002
Maintenance, Troubleshooting
Warning!
for control function i – danger if control 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
control pressure, then switch on the medium.
10.2.

Maintenance Work

actuator:
The actuator is maintenance-free provided it is used according to these
operating instructions.
Wearing parts of the angle seat valve / straight seat valve:
• Seals,
• Pendulum disk.
→
If leaks occur, replace the particular wearing parts with an appro-
priate spare part (see Chapter 11.Spare parts).
10.2.1. 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 housing materials and seals.
10.3.

Malfunctions

Malfunction
Actuator does Control air connection interchanged
not switch
CFA: Connect lower control air connection
CFB: Connect upper control air connection
CFI: Lower control air connection: Open
Upper control air connection: Close
Control pressure too low
→
See pressure specifications on the rating
plate
Medium pressure too high
→
See pressure specifications on the rating
plate
Direction of flow interchanged
→
See direction or arrow on the rating plate
english
remedial action
2)
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