Parts & Features - Craftsman 921.166430 Owner's Manual

Parts & Features
See figures below for reference
Tank Pressure Gauge
Indicates the reserve air pressure in the tank.
Pressure Switch
This controls the power to the motor and
also the cut-in/cut-out pressure settings.
This switch serves as the Auto-On/Off
positions for the unit.
Tank Safety Valve
Used to allow excess tank pressure
to escape into the atmosphere. This
valve should only open when the
tank pressure is above the maximum
rated pressure.
Quick Connect
Offers a quick release feature for
attaching and removing the air hose.
Regulator Gauge
Indicates the outgoing air
pressure to the tool and is
controlled by the regulator.
Regulator
The air pressure coming from the
air tank is controlled by the
regulator. To increase the
pressure turn the knob clockwise
and to decrease the pressure turn
the knob counterclockwise.
Pressure Relief Valve
The pressure relief valve located on the side of the
pressure switch, is designed to automatically release
compressed air when the air compressor reaches
cut-out pressure. The released air should only
escape momentarily and the valve should then close.
Air Intake Filter
Provides clean air to the pump and must
always be kept free of debris. Check on
a daily basis or before each use.
Outlet Tube
Tank Drain Valve
Used to drain condensation from the
air tank. Located at bottom of tank.
3
Pressure
Relief Tube