Emerson Anderson Greenwood Type 443 - Page 19

19
FIGURE 9
Set pressure adjustment (turninto increase set pressure)
(turn out to decrease set pressure)
Dome pressure gauge
Shut-off valve
Flexible hose
(toinlet port)
Pilot exhaust
Block valve
Flexible hose
Accumulator (approx. ¼ cu ft)
Bleed valve
Air supply
Block valve
Supply pressure gauge
Vent
valve
Regulator
Air supply
(regulator
inlet)
Block valve
Shut-off valve
Optional indicator assembly
installation
Shut-off valve
(optionalisolation valve)
Shut-off valve
(optional)
Indicator assembly (optional)
Solid bar w/threaded ends
Water supply
Drain
Indicator
ANDERSON GREENWOOD SERIES 400 PISTON PILOT POPRV
InstallatIon and MaIntenance InstructIons