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5. Startup
Header lines are a part of a gas dosing system. Before start-up,
the tightness of header lines must be checked together with the
corresponding gas dosing system.
5.1 Installation
5.1.1 Assembling the header line
After unpacking, assemble the header line strainless as soon as
possible, in order to avoid penetration of humidity. Observe that
no foreign matter gets into the header line.
11
12
Fig. 11 Gas dosing system with header line
Pos.
Description
1
Collector pipe
2
T-piece
3
Flexible line
4
Connection valve
5
Lock nut
6
Pressure gauge
7
Vacuum regulator
8
Adsorption cylinder
9
Gas sensor
10
Dosing regulator
11
Empty indication display unit
12
Gas warning device
13
Water apparatus with injector
10
0
bar 16
7
6
5
8
9
13
1. Fix the collector pipe (1) to the wall with the enclosed pipe
clips.
2. Connect the vacuum regulator (7) to the collector pipe (1).
3. Place the cylinders or drums correctly and fix them.
Fix cylinders with support clips.
4. Screw the flexible lines (3) to the T pieces (2) of the collector
pipe.
5. Insert the gaskets into the connection valves (4). Screw the
connection valves to the cylinder valves.
6. Screw the flexible lines (3) to the connection valves (4).
1
2
3
4
5.1.2 Tightening the connection valve
Before start-up of the header line, the connection valves must be
tightened.
1. Unscrew the lock nut (1) of the connection valve
2. Tighten the gland (3) with a torque of 15 Nm.
3. The installation dimension from the spindle end to the valve
body must be 43.5 mm.
1
Fig. 12 Connection valve: installation dimension of the spindle
Pos.
Description
1
Lock nut
2
Spindle
3
Gland
4
Valve body
4. Screw in the lock nut (1) as far as it will go.
The connection valve is closed.
4
43.5
2
3
9
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