PIPER SENECA II SERVICE MANUAL
14-81. PRESSURE GAUGE. (Refer Figure 14-22)
14-82. REMOVAL.
The oxygen pressure gauge is mounted in the overhead ductwork just forward of the cabin rear
bulkhead. Ascertain that the control valve is closed and there is no pressure in the system.
a. Remove the overhead ductwork surrounding the pressure gauge.
b. Disconnect the high pressure line from the oxygen pressure gauge fitting.
c. Loosen and remove the retainer nut and clamp securing the gauge to the bracket and remove the
gauge.
14-83. INSTALLATION.
a. Place the gauge in its support bracket and secure with the clamp and retainer nut previously
removed.
b. Connect the high pressure line to the gauge fitting.
c. Install the ductwork previously removed.
XIV - ACCESSORIES AND UTILITIES 01/01/09
3C22B
Figure 14-22. Oxygen Pressure Gauge Installation
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