Geko 12V 4000 G 41, Operating Instructions Manual

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2 Maintenance Schedule Application Groups 3C and 3D
4.2 Maintenance Schedule Application Groups 3C and 3D
4.2.1 Maintenance schedule
Application group
3C: Continuous operation, limited (peak-shaving)
3D: Standby operation
MTU maintenance levels
Maintenance level Time limit Operating hours Scope of maintenance
W2 6 months 250 W2
W3 1 year 500 W2, W3
W4 4 years 1500 W2, W3, W4
The maintenance operations must be carried out in the following cases:
when the time limit specified by MTU is reached;
when the number of operating hours as per MTU maintenance level (W) is reached;
additionally, a test run must be carried out every month. ( Page 6 2).
Maintenance task schedule
W Item Task
W2 Air system Check air intake for leaks.
W2 Engine oil Take sample of used oil and analyze ( Page 6 33).
W2 Engine oil Change ( Page 6 34)
Every 2 years
At the latest:
With oil category 1 every 250 operating hours;
With oil category 2 every 500 operating hours;
W2 Engine oil filter Replace, accomplish when changing the oil.
( Page 6 36).
W3 Valve gear Check valve clearances ( Page 6 8).
W3 Fuel filter Replace ( Page 6 22).
W3 Fuel prefilter Replace filter element ( Page 6 27).
W3 Fuel prefilter Clean ( Page 6 23).
W3 Exhaust system Check for leaks.
W3 Engine coolant Take sample and analyze ( Page 6 42).
W3 HT coolant pump Check relief bore for oil and coolant discharge and
obstructions ( Page 6 43).
W3 Charge-air coolant Take sample and analyze ( Page 6 48).
W3 LT coolant pump Check relief bore for oil and water discharge and
obstructions ( Page 6 49).
M015403/00E 02-09 © MTU
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