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9.2
Analysing SIGMA CONTROL SMART messages ...........................................................
99
9.2.1
Alarm messages on the controller (machine off) ................................................
99
9.2.2
Warning messages on the controller .................................................................. 102
9.3
Evaluating engine faults and alarms ................................................................................ 104
9.3.1
Engine refuses to start or does not turn over ...................................................... 104
9.3.2
Engine does not reach full speed ....................................................................... 105
9.4
Analysing compressor faults and alarms ......................................................................... 105
9.4.1
Working pressure too high .................................................................................. 105
9.4.2
Working pressure too low ................................................................................... 106
9.4.3
Safety valve blows off ......................................................................................... 106
9.4.4
Machine overheating .......................................................................................... 106
9.4.5
Too much oil residue in the compressed air ....................................................... 107
9.4.6
Oil flows from the compressor air filter after shutdown ....................................... 108
9.4.7
High moisture content in the compressed air ..................................................... 108
9.5
Generator faults and alarms ............................................................................................. 108
9.5.1
No voltage or too low a voltage from the generator ............................................ 108
9.5.2
Generator voltage too high ................................................................................. 109
10 Maintenance
10.1 Ensuring safety ................................................................................................................ 110
10.2 Note the maintenance messages on the controller .......................................................... 111
10.2.1 Evaluating the maintenance message ................................................................ 111
10.2.2 Concluding the maintenance .............................................................................. 112
10.3 Maintenance schedules ................................................................................................... 112
10.3.1 Logging maintenance work ................................................................................. 112
10.3.2 Preventive maintenance ..................................................................................... 112
10.3.3 Maintenance tasks after commissioning ............................................................. 113
10.3.4 Regular maintenance tasks ................................................................................ 113
10.4 Drive engine maintenance ............................................................................................... 118
10.4.1 Coolant cooler maintenance ............................................................................... 119
10.4.2 Engine air filter maintenance .............................................................................. 125
10.4.3 Fuel system maintenance ................................................................................... 128
10.4.4 Checking the engine oil level .............................................................................. 133
10.4.5 Engine oil filling and topping up .......................................................................... 134
10.4.6 Changing the engine oil ...................................................................................... 134
10.4.7 Replace the engine oil filter ................................................................................ 137
10.4.8 Drive belt maintenance ....................................................................................... 138
10.4.9 Battery maintenance ........................................................................................... 143
10.4.10 Change the oil separator cartridge ..................................................................... 145
10.5 Servicing the components of the emission after-treatment system .................................. 146
10.6 Compressor Maintenance ................................................................................................ 146
10.6.1 Check the cooling oil level .................................................................................. 146
10.6.2 Cooling oil filling and topping up ......................................................................... 147
10.6.3 Changing the cooling oil ..................................................................................... 148
10.6.4 Replacing the compressor oil filter ...................................................................... 151
10.6.5 Oil separator tank dirt trap maintenance ............................................................. 153
10.6.6 Changing the oil separator cartridge ................................................................... 154
10.6.7 Compressor air filter maintenance ...................................................................... 157
10.7 Cleaning the cooler .......................................................................................................... 159
10.7.1 Cleaning the compressor cooler and engine radiator ......................................... 159
10.7.2 Cleaning the compressed air after-cooler ........................................................... 160
10.8 Checking screw connections ............................................................................................ 161
10.9 Check wing doors ............................................................................................................. 162
10.10 Check sound proofing material ........................................................................................ 163
10.11 Maintenance of rubber sealing strips ............................................................................... 163
Contents
iv
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M82 SIGMA CONTROL SMART
No.: 901783 08 USE