Bürkert 2380, Руководство по эксплуатации, Страница: 12 / 23

12
Installation
Type 2380
For self-drainage, install the valve body as shown in „Fig. 4“.
arrow upward
Fig. 4: Installation position for self-draining
Installation position for self-draining
It is the responsibility of the plant manufacturer and operator
to ensure self-drainage of the device or system.
8.3. Installation / connections
8.3.1. Installation in the pipe system
→
Clean pipelines (sealing material, swarf etc.)
→
Before connecting the valve, ensure that the pipelines are flush:
support and align the pipelines.
→
Connect the valve body to the pipe system; for welded connec-
tions see next chapter „8.3.2“.
Robust installation
It is the responsibility of the plant manufacturer and operator
to ensure a robust installation. The relation of size and length
of the pipe to weight of the device must be considered.
8.3.2. Devices with welded connection
NOTE!
Risk of damage to the bellow because of heat!
▶
Before welding in the body, remove the actuator with controller
from the valve body.
Risk of mechanical damage to the bellow!
▶
During disassembly of the actuator with controller from the valve
body, ensure that the valve is in open position.
→
Valves with control function A (NC) should be opened before
removal: how to open the valve - see description in chapter
„12.3. Replacement of the bellow“ at page 20.
→
Remove actuator with bellow by loosening the 4 valve body
screws - see „Fig. 6“. Keep the controller assembled to the
actuator.
→
Remove O-ring 1 from the valve body - see „Fig. 5“
→
Weld valve body in pipe system.
O-ring 2
O-ring 1
Bellow
Fig. 5: Detail (valve body - O-rings)
english