6
Adjustments and servicing procedures
6.1
Pressure switch
Description
The pressure switch (PS - See section
) determines the operating pressure of the compressor.
The stopping and starting pressures are the opening and closing pressures of the switch.
Adjustments may only be carried out when the switch is pressurized.
Pressure switch
The stopping pressure is controlled by adjusting screw (2). Turn the screw clockwise to raise the stopping
pressure, anti-clockwise to lower it.
The pressure difference between starting and stopping is adjusted by means of adjusting screw (1). Turn
the screw anti-clockwise to reduce the pressure difference, clockwise to increase it.
Instruction book
30
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Summary of Contents for SF 1
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