9.3.5
Too much oil residue in the compressed air .......................................................
90
9.3.6
Oil flows from the compressor air filter after shutdown .......................................
90
9.3.7
High moisture content in the compressed air .....................................................
91
9.4
Evaluate generator faults and alarms ..............................................................................
91
9.4.1
There is no voltage or too low a voltage from the generator ..............................
91
9.4.2
Generator voltage too high .................................................................................
92
10 Maintenance
10.1 Ensuring safety ................................................................................................................
93
10.2 Following the maintenance plans .....................................................................................
95
10.2.1 Logging maintenance work .................................................................................
95
10.2.2 Maintenance tasks after commissioning .............................................................
95
10.2.3 Regular maintenance tasks ................................................................................
95
10.3 Drive engine maintenance ............................................................................................... 101
10.3.1 Coolant cooler maintenance ............................................................................... 101
10.3.2 Engine air filter maintenance .............................................................................. 106
10.3.3 Fuel system maintenance ................................................................................... 108
10.3.4 Changing the engine oil ...................................................................................... 113
10.3.5 Changing the engine oil filter .............................................................................. 116
10.3.6 Drive belt maintenance ....................................................................................... 117
10.3.7 Having the antivibration mount checked ............................................................. 119
10.3.8 Battery maintenance ........................................................................................... 119
10.3.9 Checking the fastening of the fuel tank .............................................................. 123
10.4 Compressor Maintenance ................................................................................................ 123
10.4.1 Checking cooling oil level ................................................................................... 123
10.4.2 Cooling oil filling and topping up ......................................................................... 124
10.4.3 Changing the cooling oil ..................................................................................... 125
10.4.4 Replacing the compressor oil filter ...................................................................... 129
10.4.5 Oil separator tank dirt trap maintenance ............................................................. 130
10.4.6 Changing the oil separator cartridge ................................................................... 132
10.4.7 Compressor air filter maintenance ...................................................................... 134
10.4.8 Check pressure relief valves ............................................................................... 136
10.5 Cooler maintenance ......................................................................................................... 137
10.5.1 Unhinge the gas struts of the enclosure ............................................................. 138
10.5.2 Cleaning the oil cooler and coolant cooler .......................................................... 138
10.5.3 Hinge the gas struts of the enclosure ................................................................. 139
10.5.4 Preparing for operation ....................................................................................... 139
10.5.5 Commissioning the machine ............................................................................... 139
10.5.6 Inspect both coolers for leaks ............................................................................. 140
10.6 Checking the screw connections ...................................................................................... 140
10.6.1 General guideline values for tightening torques ................................................. 140
10.6.2 Specific guideline values for tightening torques ................................................. 140
10.6.3 Sealed screw connections .................................................................................. 141
10.7 Checking the enclosure .................................................................................................... 141
10.7.1 Check sound proofing material ........................................................................... 141
10.7.2 Maintain rubber sealing strips. ............................................................................ 142
10.7.3 Checking function of closed enclosure ............................................................... 142
10.7.4 Checking connecting elements of enclosure ...................................................... 142
10.8 Check/replace hose lines ................................................................................................. 143
10.8.1 Replace the fuel lines of the drive engine. .......................................................... 143
10.8.2 Replace the pressure hoses of the drive engine. ............................................... 144
10.8.3 Replace the pressure hoses of the compressor ................................................. 144
10.9 Maintenance of Optional Items ........................................................................................ 144
10.9.1 Tool lubricator maintenance ............................................................................... 144
10.9.2 Compressed air aftercooler maintenance ........................................................... 146
Contents
iv
Operating Manual Portable Rotary Screw Compressor
MOBILAIR M27 PE
No.: 9_9548 22 HCE
