HEROSE 08411, Operating Instructions Manual, Page: 26 / 80

Operating instructions
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5.3 Welding / soldering
Welding / soldering of the valves and any heat treatment that may be required are the responsibility of the
contracting construction company or operating company.
 Before welding / soldering
 Loosen the bolts
Direction of rotation: counter
clockwise

Remove the bolts
 Remove the cover, spring washer,
seal and screen
WARNING
Risk of injury due to heavy cover!
Improper handling can lead to injuries.

Before the start of work, ensure
there is sufficient room for doing the
work.
 Use suitable transport and lifting
equipment for the disassembly.
 Dispose of the seal

Weld / solder in the body