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The pilot valve opens the cavity above the piston to suction. This allows the reclaim condenser to be pumped out through a small bleed hole in the piston. The pump out process reduces the reclaim condenser to suction pressure. Once suction pressure is reached, the flow through the bleed hole in the piston stops.
View and Download Parker TPQ Series operation manual online. 3-Way High-Response Valve with VCD Technology. TPQ Series control unit pdf manual download.
High capacity at minimum pressure drop. Tight synthetic main port seating. Easily mounted in vertical or horizontal line to simplify piping requirements. Proven performance backed by Sporlan service, engineering and technical support. Standard solenoid coil available at ANY Sporlan wholesaler.
View and Download Parker 7121Z028 installation, operating, & maintenance instructions online. 2-WAY NORMALLY CLOSED, DIRECT ACTING FUEL SELECTOR VALVES. 7121Z028 control unit pdf manual download. Also for: 7121z027.
View and Download Parker PA Series installation, operating, & maintenance instructions online. ANGLE SEAT VALVES. PA Series control unit pdf manual download.
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The pilot valve opens the cavity above the piston to suc-tion. This allows the reclaim condenser to be pumped out through a small bleed hole in the piston. The pump out process reduces the reclaim condenser to suction pressure. Once suction pressure is reached, the flow through the bleed hole in the piston stops.
