Burkert 2060 Démarrage Rapide page 15

Type 2060, 2061
Maintenance work
8.2.3 Flow direction above the seat
Control function A, CFA: closes with the medium flow via spring
force. The medium pressure supports the closing and sealing of
the valve seat.
The valve opens via pilot pressure.
WARNING!
Risk of injury due to bursting lines and device.
▶ Use valves with flow direction above the seat for gaseous
media and vapour only.
In order to ensure complete opening, the minimum pilot
pressure must be used.
8.2.4 Flow direction below seat
Control function A, CFA: closes against the medium flow via spring
force. Control function B, CFB: closes against the medium flow
via pilot pressure. The medium pressure aids in opening the valve.
WARNING!
Valve leak if there is too little minimum pilot pressure (for CFB
and CFI) or excessive medium pressure.
▶ Note the minimum pilot pressure and medium pressure (see
"6.4.2 Pressure ranges").
All manuals and user guides at all-guides.com
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→ Perform a visual inspection of the device once per year. Shorter
9.1
Risk of injury and/or damage due to incorrect parts.
Incorrect accessories and unsuitable spare parts may cause
injuries and damage the device and the area around it.
▶ Use only original accessories and original spare parts from
Wearing parts: Seals and swivel plate.
→ If leaks occur, replace the respective wearing part.
MAINTENANCE WORK
maintenance intervals are recommended depending on the
usage conditions.
Spare parts
CAUTION!
Bürkert.
The maintenance and repair instructions can be found
online at: country.burkert.com
English
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