Assembly and Installation
FLOWSIC100 Flare · Operating Instructions · 8013344/11L2/V 2-5/2018-10 · © SICK Engineering GmbH 91
Subject to change without notice
3.3.1.2 Weld on nozzles for non-retractable sender/receiver units
Use the installation tool that corresponds to the nozzle to be welded on the pipeline to carry
out the following work.
Work steps
Position the welding aid (1) on the pipeline (2) as shown in the following figure.
WARNING: Hazards due to combustible gases or high pressure
Depressurize the pipe line and make free of flammable gases before starting
any operation.
WARNING: Risk of explosion/health hazard
A faulty welding seam can allow gas to escape from the pipeline. This can
immediately lead to a dangerous situation.
Ensure welding seams are gas-tight.
Check strength and durable tightness of the welding seams.
NOTICE:
Welding work may only be carried out by qualified personnel acc. to qualified
and approved procedures. Inspections of the welded seam regarding
correctness and pressure tightness of the design need to be made. The
general safety requirements of relevant regulations, general standards and
guidelines as well as plant operator instructions concerning execution and
inspections of welding must be observed.
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