A pressure control automatically starts and stops each compressor to maintain the air pressure between too and i2S p $ i A ... Both air compressors ore connected through shutoff volves J, K.L and u to both manifolds See paragraph H -L3 for the .... breaker pneumatic cylinder When the oir actuator is pressurized with external air (see the schematic piping diagram) the ... A normally open pressure switch at the outlet of eoch 3-woy pilot volve functions to turn on o white indicator lightanbsp;...
|Title||:||Technical Record of Design and Construction|
|Author||:||United States. Bureau of Reclamation|