Argus
Start-up
9
Start-up
0001-00-001 0001-00-002 0001-00-003
Warning!
Before start-up of the ball valve a leak test must be performed.
Before start-up of the ball valve, the pipe-line must be tested under pressure, rinse and dried.
Warning!
The ball valve must be set to the OPEN position in order to avoid any damage.
The flange connections must be checked again after rinsing.
f If necessary, retighten the bolts.
Actuating the Ball Valve
Only 2 positions (open/closed position with 90 °C turn) are allowed to prevent any damage to the seals
(Figure 0001-00-001).
Ball valves are not control valves.
Open Position of the Ball Valves
The ball valves are open when the flat edges or visible notches on the stem are parallel to the direction of
flow (Figure 0001-00-002).
When using a valve wre
nch:
Danger!
For safety reasons, the position of the wrench must clearly reflect the OPEN position of the ball
valve (Figure 0001-00-003).
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