Flow Below The Seat; Maintenance Work; Disassembly - Burkert 2000 Guide Rapide

To ensure complete opening, the minimum control pressure
must be used!
Observe the information on the Ex area in section "4"!

8.3. Flow below the seat

Control function A, CFA: closes by spring force against the medium flow.
Control function B, CFB: closes with the control pressure against the
medium flow. The medium pressure supports the opening of the valve.
CFA/CFI CFB/CFI
Flow below the seat (closing
against the medium)
Warning!
seat leaks caused by the minimum control pressure being too
low (on cFb and cFi) or the medium pressure being too high!
• Observe the minimum control pressure and medium pressure
(see "6.6.1. Pressure ranges").
Type 2000
Start-Up
CFA
Flow above the seat (closing
with the medium)

8.4. maintenance work

→
Complete a visual inspection of the equipment once a year. Shorter
maintenance intervals may be recommended depending on the
operating conditions.
Wear parts: seals and swivel plate.
→
In the event of a leak, replace the relevant wear part.
The maintenance and repair instructions are available on the
Internet: www.burkert.com
9.

diSaSSembly

Danger!
risk of injury from discharge of medium and pressure!
It is dangerous to remove a device which is under pressure due to
the sudden release of pressure or discharge of medium.
• Before removing a device, switch off the pressure and vent the lines.
procedure:
→
Loosen pneumatic connection.
→
Remove device.
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