•
switching frequency,
•
type and temperature of the product,
•
type and temperature of the cleaning solution,
•
ambient conditions.
Maintenance Intervals
Applications
Maintenance intervals
(guideline values)
Media at temperatures of
60 °C to 130 °C
(140 °F to 266 °F)
approx. every 3 months
Media at temperatures of
< 60 °C
(< 140 °F)
approx. every 12 months
10.4
Prior to disassembly
Prerequisite:
•
Make sure that during maintenance and repair work no process is in operation
in the area concerned.
Carry out the following steps:
1.
Drain all pipe system elements that lead to the valve and, if necessary, clean
or rinse them.
2.
Shut off the control air supply.
3.
Disconnect the power supply.
4.
Take the valve out of the pipe section, with all housings and housing
connections if possible.
®
Done
10.5
Disassembling the Valve
This section describes disassembly of various components.
10.5.1 Disassembling Valve N
Maintenance
Prior to disassembly
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