Maintenance Of The Union; Opening The Protective Housing; Replace O-Ring - GF CONTAIN-IT Plus Bedienungsanleitung

4. Maintenance of the union

4.1. Opening the protective housing

Procedure: see chapter 3 - step 2

4.2. Replace O-ring

Procedure:
1. Loosen the union nuts
2. replace the O-ring
Please refer to the +GF+ planning fundamentals
Opening the protective housing and
union
Uncontrolled leakage of medium may occur
from the pipeline or the mechanical joint both
with and without pressure. Contact with any
remaining quantities of hazardous,
aggressive, flammable or explosive media
within the pipeline or the mechanical joint
may cause death or serious injury.
• Release the control and operating
pressures
• Completely drain the medium from
protective housing (the medium-conducting
inner pipe as well as the outer pipe)
• Rinse the inner and outer pipes
• Protect against dripping
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