4.2.2 Silenced air filter ................................................................................................. 27
4.2.3 Air filter with plastic casing .................................................................................. 27
4.2.4 Castors ............................................................................................................... 28
4.2.5 Screwable rubber pads for air receiver mounting ............................................... 28
4.2.6 Screwable rubber pads ....................................................................................... 29
4.3 Operating modes and control modes ............................................................................... 29
4.3.1 Machine operating modes .................................................................................. 29
4.3.2 External control unit ............................................................................................ 29
4.4 Safety devices .................................................................................................................. 30
4.4.1 Safety and regulating devices ............................................................................. 30
4.5 Accessories ...................................................................................................................... 31
5 Installation and Operating Conditions
5.1 Ensuring safety ................................................................................................................ 32
5.2 Installation conditions ....................................................................................................... 32
5.2.1 Determining location and clearances .................................................................. 32
5.2.2 Ensuring the machine room ventilation ............................................................... 33
5.2.3 Prevention of thermal problems .......................................................................... 34
5.2.4 Operating the machine in a compressed air network ......................................... 34
6 Installation
6.1 Ensuring safety ................................................................................................................ 35
6.2 Reporting Transport Damage ........................................................................................... 36
6.3 Fitting the rubber pads ..................................................................................................... 36
6.4 Replacing the air filter ...................................................................................................... 36
6.5 Connecting the machine with the compressed air network .............................................. 37
6.6 Installing the venting valve ............................................................................................... 37
6.7 Installation examples ........................................................................................................ 38
6.7.1 Safety and Control Devices ................................................................................ 38
6.7.2 Two machines with one air receiver ................................................................... 40
6.8 Connecting the machine to the power supply .................................................................. 40
6.9 Options ............................................................................................................................. 41
6.9.1 Oil level monitoring ............................................................................................. 41
6.9.2 Mounting the machine on an air receiver ............................................................ 44
6.9.3 Anchoring the Machine ....................................................................................... 44
6.10 Retrofitting the sound enclosure (accessory) ................................................................... 44
6.10.1 Dismantling the sound enclosure ........................................................................ 45
6.10.2 Fitting the sound enclosure ................................................................................. 45
7 Initial Start-up
7.1 Ensuring safety ................................................................................................................ 55
7.2 Instructions to be observed before commissioning or re-commissioning ......................... 56
7.3 Checking installation and operating conditions ................................................................ 56
7.4 Motor protection ............................................................................................................... 57
7.4.1 Motor protection setting by direct online starting ................................................ 57
7.4.2 Motor protection setting by star-delta starting ..................................................... 57
7.5 Checking the direction of rotation ..................................................................................... 58
7.6 Starting the machine for the first time .............................................................................. 58
7.7 Measuring the air receiver filling time ............................................................................... 58
8 Operation
8.1 Switching on and off ......................................................................................................... 59
8.1.1 Direct start .......................................................................................................... 59
8.1.2 Direct online start with solenoid valve ................................................................. 60
8.1.3 Star-delta start .................................................................................................... 60
Contents
ii
Assembly and operating manual 1-stage piston compressor
EPC-G No.: 9_5752 24 E
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