Burkert Type 8644 - Manual (Page 59)

59
Installation
NoTE!
Alternative for large valve blocks:
Remove the predecessor module,
→
Snap the valve block onto the standard rail,
→
Slide the block to its final position,
→
Snap on the predecessor module again.
→
changing the electrical function module 8.4.
DANgEr!
danger – high pressure!
Before dismounting pneumatic lines and valves, turn off the pressure and vent the lines. •
risk of short-circuit!
Do not insert any foreign objects into the base module (24 V supply bus)! •
The function module is a component of the electronic base module. It can be replaced in consideration of the points
listed below:
Depressurize AirLINE system.
→
Using a screwdriver, loosen the fastening screws of the valves.
→
Remove valve from the valve plug.
→
Flange seal and O-ring (3/2-Way valve) must not be soiled.
→
Detach function module above rear catch mechanism and remove vertically without tilting it from the distributor
→
module (backplane bus).
Place new function module vertically on the distributor module (backplane bus) and press down until it clicks
→
into position.
Connect valve, with the cleanly inserted flange seals / O-rings, to the valve slot and tighten the screws
→
according to the following assembly diagram (see Figure 32:Tightening the screws).
20 Ncm
20 Ncm 30 Ncm
30 Ncm
Figure 32: Tightening the screws
Typ 8644
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