- 6 -
Alternator maintenance
procedures........................................44
Measuring the alternator
insulation resistance ........................44
Engine maintenance
procedures........................................44
Engine oil level check ......................44
Engine oil and oil filter change ........45
Coolant check ...................................46
5.4.3.1 Monitoring coolant condition .........46
5.4.3.2 Topping up of coolant .....................46
5.4.3.3 Replacing the coolant ......................47
Air filter check...................................47
5.4.4.1 Main parts.........................................47
5.4.4.2 Recommendation.............................48
5.4.4.3 Cleaning the dust trap .....................48
5.4.4.4 Replacing the air filter
element .............................................48
Replacing fuel filter ..........................48
Bleeding the fuel system .................49
Adjustments and service
procedures........................................50
Battery care.......................................50
5.5.1.1 Electrolyte .........................................50
5.5.1.2 Activating a dry-charged
battery ...............................................50
5.5.1.3 Recharging a battery........................50
5.5.1.4 Make-up distilled water ...................51
5.5.1.5 Periodic battery service ...................51
Checking belt tensioner
spring tension and belt wear ..........51
5.5.2.1 Checking belt wear...........................51
5.5.2.2 Checking tensioner spring
tension...............................................52
5.5.2.3 Replacing fan and alternator
belts ...................................................52
Measuring the valve
clearance ...........................................53
Engine consumable
specifications....................................54
Engine fuel specifications................54
Engine oil specifications ..................54
Engine coolant specifications..........55
Checks and trouble
shooting .....................................57
Engine troubleshooting...................57
Alternator troubleshooting .............60
Solving Qc1111™/Qc2111™
controller alarms ..............................61
Qc1111™/Qc2111™ alarms
and remedies ....................................61
Alarm overview ................................62
6.3.2.1 Warning alarm icons........................62
6.3.2.2 Electrical trip alarm icons ................65
6.3.2.3 Shutdown alarm icons.....................66
Storage of the generator
set ...............................................69
Storage..............................................69
Preparing for operation after
storage ..............................................69
Disposal..................................... 70
General..............................................70
Disposal of materials .......................70
Options available...................... 71
Circuit diagrams ...............................71
Overview of the electrical
options ..............................................71
Description of the electrical
options ..............................................71
Automatic battery charger...............71
Battery switch ...................................72
Engine coolant heater ......................72
Air heater for cold start ....................72
Outlet sockets (S) - 3-phase .............73
Dual frequency .................................74
IT-relay ..............................................75
Overview of the mechanical
options ..............................................76
Description of the mechanical
options ..............................................76
External fuel tank connection
(with/without quick couplings) ........76
Oil drain pump..................................77
Undercarriage (axle, towbar,
towing eyes) .....................................77