Description
ROLAIR UNLOADER VALVE
ROLAIR PART # 131LG
PAC# LGM20T
Features:
- Application: self contained unloading valve can be used wherever a continuous run air compressor is required.
- Combines all components required for continuous run compressors: pilot valve, vent valve, & check valve.
- Eliminates the need for built in head unloaders
- Easy installation: install the Mark III into the receiver and attach the compressor discharge line to the valve inlet.
- Construction: forged brass body, zinc plated steel internal components fluorocarbon piston ring, stainless steel springs and a glass filled fluoropolymer check valve poppet.
- Tapped & plugged 1/8″ port for throttle control of a gas engine
- 1/8 NPT tapped port for pressure switch unloader valve and vent port muffler.
- A toggle unloading lever for one hand warm up control.
- Suitable for compressor up to 20 SCFM.
Specs:
- 1/2″ FPT INLETX 1/2″ FPT OULET
- 95-125 PSI
- Minimum cut-in: 60 PSI
- Maximum cut-out: 250 PSI
- Adjustable PSI (125-150)





