Dräger Fabius 4116029 Technical & Service Manual page 155

®
Fabius
• Secure respective pressure regulator to gas box using locknut 1.
Fig. 72: Adjusting/securing pressure regulator
15.4.3 Adjusting the Pressure Regulator
• Use a T-piece to connect a separate pressure gauge (range: 0 to 6 bar) to outlet
of pressure regulator to be adjusted.
• Reconnect hoses (according to previously applied markings).
• Adjust a flow of 1 L/min and set O
adjusting ring 2 (see Figure "Adjusting/securing pressure regulator").
(Pressure regulator can be opened by turning adjusting ring clockwise).
• Adjust a flow of 1 L/min and set N
adjusting ring 2 (see Figure "Adjusting/securing pressure regulator").
(Pressure regulator can be opened by turning adjusting ring clockwise).
• Adjust a flow of 1 L/min and set AIR pressure regulator to 1.5 bar ±0.2 bar using
adjusting ring 2 (see Figure "Adjusting/securing pressure regulator").
(Pressure regulator can be opened by turning adjusting ring clockwise).
• Push adjusting ring 2 downward in order to fix set value.
• Remove T-piece and separate pressure gauge from gas box.
• Check that hose system is free of leaks (for example by using leak detector
spray).
• Reassemble Fabius using the reverse method of that used for disassembly.
• Check pressure regulator function according to Test Certificate.
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2
1
pressure regulator to 3.0 bar ±0.2 bar using
2
O pressure regulator to 2.0 bar ±0.2 bar using
2
3-87
Repair Instructions