Which pilot valve or unloader is right for my system?
Control Devices offers a wide range of pilot valves and unloading valves for many applications: Pilot Valve The P25 valve is an adjustable pilot valve with a 1/4″ NPT inlet and an 1/8″ NPT outlet port which can be used to pilot head unloaders or used with a throttle control to slow down the engine during cut out. The P25 pilot valve has a 3/8-16 UNC mounting boss, and comes standard with an unloading sleeve for gas engine warm up. Options include a toggle for one hand unloading, a lock out thumbscrew for dual systems control, and a 1/4″ nipple for the inlet. Refer to the Pilot Valve section of our Products web page for details on the cut-in and cut-out ranges. Venting Pilot Valve The P25V unloader incorporates all of the P25 options along with a vent valve to unload the compressor discharge after cut-out. The vent valve on the P25 has a 1/4″ compression fitting which must be connected to the compressor discharge line. The P25V offers all of the same options as the P25, except for the m
