Line pressure regulation – Grizzly G0466 User Manual
Page 14
 
Model G0466/G0469 Air Compressors
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12
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6. Close the drain valve (Figure 5) to
allow the tank to build up pressure.
7. Check the tank pressure gauge
(
Figures 6 and 7) to see that the tank
pressure climbs to approximately 115-
120 PSI (around 8 BAR) and turns 
OFF.
Note: If the compressor does not turn 
OFF at 120 PSI, flip the ON/OFF switch 
to OFF before the pressure reaches 
the maximum PSI shown on 
Page 3.
See
Pressure Switch on Page 22 to
adjust the automatic shut-off.
Figure 5. Drain valve.
Figure 8. Tool air control knob.
The air tool that you attach to the air 
compressor should have a preferred PSI 
operating level. Set the pressure to be 
delivered to the tool according to the 
required level of the tool.
To control the air supply to your tool:
1. Adjust the air control knob, shown in
Figure 8, to set the PSI that will be 
delivered to your tool. Turn the knob 
clockwise to increase the pressure or 
counterclockwise to decrease the pres-
sure. 
Line Pressure
Regulation
Air Control
Knob
Lock Ring
2. Rotate the lock ring shown in Figure
8 against the bottom of the air control 
knob to prevent changes in the air pres-
sure.
Figure 6. G0466 Pressure gauges.
Line
Pressure
Tank
Pressure
Figure 7. G0469 Pressure gauges.
Line
Pressure
Tank
Pressure