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Medical Gas Supply System
6.18.2 Ensure both intermediate and line isolation
valves are open.
6.18.3 Ensure that full gas cylinder pressure is shown
on the operating screen and backup cylinder gauge, the
cylinder graphics are shown as full and the appropriate
icons are lit up (see Section 3, figure 16). See figure 9 to
12 in section 2.5 if setup changes are required.
6.18.4 Check that the pipeline distribution pressure
displayed on the screen and back up gauge is typically as
per table 6 in section 4, Principle of operation . Adjust as
necessary. See procedure for line pressure adjustment
in Section 4.5.
6.18.5 If the optional service mode has been used
during maintenance, refer to section in 6.1 to return
to normal running. If resistors have been fitted to
the medical alarm during maintenance, remove and
reconnect the alarm inputs.
Figure 52 - Returning the Manifold Back in Use.
Lockable
Isolation
Valve, Shown
Open
LCD
Screen
Cylinder
Pressure Guage
4109992485.00
6.19 Replace Controller.
Controller kit number, see table 13, chapter 7.
NOTE - See section 4.8 for full details on manually
controlling the manifold during electrical isolation.
controlling the manifold during electrical isolation.
NOTE - Contact the Beaconmedaes engineer to get the
touch screen controllers which have the factory settings.
6.19.1 Isolate the power supply to the manifold
controls. Left bank will supply the gas automatically.
Connect the optional normal condition resisters to the
alarm (BeaconMedaes alarm only, see above note) if
required.
6.19.2 Loosen the screws on the side of the controller
to open the door.
Test
Point Isolation
Valve, Shown
Open
6.19.3 Disconnect the sensor cables, solenoid valve
cable and power cable from power PCB which is shown
as item 30 in figure 1.
Line
6.19.4 Release the upper four hinge screws and the
Pressure
two controller fix screws.
Guage
Line
Isolation
Valve, Shown
Open
Intermediate
Isolation Valve,
Show Open
6.19.5 Replace the new controller, connect the cable to
the controller refer to figure 2b.
6.19.6 Fix the hinge screws and controller fix screws.
6.19.7 Finish the settings refer to section 2.5.
6.19.8 Recover the manifold to normal status.
48
section 4.8 for full details on manually
Door
Release
Screw
Hinge
Screw
Controller Fix
Screw
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