Burkert Type 2031 - Manual (Page 9)

9
Installation
Type 2031 INOX
6.3 Pneumatic connection
WarnIng!
risk of injury from unsuitable connection hoses!
Hoses which cannot withstand the pressure and temperature range
may result in hazardous situations.
▶ Use only hoses which are authorized for the indicated pressure
and temperature range.
▶ Observe the data sheet specifications from the hose manufacturers.
6.3.1 control air connections
The 45° angle connection, which can be ordered
separately, is recommended for the control air con-
nection! In this case the free-moving hose length
should be min. 250 mm. If the hose length is shorter,
the durability and function of the plug-in coupling
will be impaired!
If a straight control air connection is used, the free-
moving hose length should be min. 400 mm.
If the hose length is shorter, the durability and
function of the plug-in coupling will be impaired!
risk of crushing!
▶ Due to the risk of crushing, a 90° control air con-
nection must not be used!
7 sTarT-uP
WarnIng!
risk of injury from improper operation!
Improper operation may result in injuries as well as damage to the
device and the area around it.
▶ Before start-up, ensure that the operating personnel are familiar
with and completely understand the contents of the manual.
▶ Observe the safety instructions and intended use.
▶ Only adequately trained personnel may start up the device.
Observe the type label specifications and information on pressure
and temperature values in chapter “Technical data”.
8 MaINTeNaNce, cleaNING
8.1 actuator
The actuator of the diaphragm valve is maintenance-free provided it is
used according to these operating instructions.
8.1.1 Wearing parts of the diaphragm valve
Parts which are subject to natural wear:
• Diaphragm
→
If leaks occur, replace the diaphragm with a new one.
A distended PTFE diaphragm may reduce the flow-rate.
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