Pilot Air SILENT K17SI, Instruction And Maintenance Manual

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15 | P a g e Silent Series Rev 01 03-2020
7.Main Features
Head blowdown solenoid valve
This is of the Normally Open type and is installed on SILENT2 and SILENT4 models
Check valve
Prevents return air flow
Safety valve
This is set in correspondence to the compressor’s operating pressure. It is sealed with lead and cannot
be adjusted.
N.B. Never tamper with the valve.
Airsump
This 24 litre sump is only present on SILENT1 models. It absorbs all the pressure pulsations so that the
command and control devices can be connected to the compressor.
Pulsation dampener
The 3 litre dampener installed on the SILENT2 version and 9 litre dampener on the SILENT4 absorb
pressure pulsations so that the command and control devices can be connected to the compressor.
Air intake filter
Dry air filters with interchangeable cartridges are used.
Intake silencer
Reduces the noise generated during normal compressor operation (SILENT1 and SILENT2).
Pressure switch
This is set to a pressure of 10 bar in single stage models (SILENT1) and 11 bar in dual stage versions.
It can also be set to 13 bar in special applications (SILENT2 and SILENT4).
Electric fan thermostat
Set to 60°C. This triggers the electric fans when the temperature inside the cabinet exceeds 60°C.
It is present in SILENT2 and SILENT4 models.
Thermal alarm thermostat
Set to 90°C. This stops the compressor when the temperature inside the cabinet exceeds 90°C. It is
present in SILENT2 and SILENT4 models.
Hour meter
Displays the number of hours of operation and is included in SILENT2 and SILENT4 models.
Pressure gauge
Displays the pressure of the air delivered to the line.