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P104.11 Sprinkler Systems, Automatic
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Determine that proper inlet connections have been provided and are in operable condition.
P104.11.2 Flush of Fire Department Inlet Connection and Piping
P184.108.40.206 Back Flush
P220.127.116.11 Forward Flush With In-Line Screen
Flow adequate water through inlets to ensure that all debris reaches the in-line screen.
P18.104.22.168 Forward Flush With 2-Inch Gate Valve Adjacent to Check Valve
Open the 2-inch gate valve. Flow adequate water through the inlet to ensure that all debris reaches the 2-inch gate valve.
P104.11.3 Flow Test
Fully open the main drain valve. Note the pressure gauge reading before and after the valve is opened. This will indicate closed valves or obstructions in the water supply lines.
P104.11.4 Gauge Tests
P104.11.5 On-Site Water Supply
Determine that air pressure and/or water supply gauges, if provided, are in proper working condition.
P104.11.6 Operation Test
Operate post indicator valves, underground gate valves, and OS & Y valves to determine that they are in good operating condition and do not leak.
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