Man E 2842 LE 302 Operating Instructions Manual page 46

Maintenance plan for operation with biological gas
E1 D Check for leaks
D Check screw connections
D Change engine oil / oil
analysis*)
D Change oil filter *)
D Record operating data
D Check starting procedure
D Set / check butterfly valve
D Clean gas filter
D Clean or change pulse pickup
D Check coolant concentration
D Check ignition point
D Check coolant circuit / system
pressure
D Measure crankcase pressure
D Measure exhaust back pressure
D Check emissions and lambda
E2 D Check for leaks
D Check screw connections
D Change engine oil / oil
analysis*)
D Change oil filter *)
D Record operating data
D Check sparkplugs
D Check starting procedure
D Check intake vacuum
*) The engine oil change intervals must be determined in accordance with MAN works
standard M 3271−2 on the basis of regular oil analyses depending on the conditions of
operation and the engine oil used.
− The oil analysis must be carried out after the first 200 hours of operation
− If the gas composition fluctuates regular oil analyses must be carried out
− If the engine runs on biological gas it must be fitted with the 90 l oil pan
for 60% CH , 40% CO
4
− E 2842 LE 312
2
E3 D Check valve clearance, adjust if
necessary
D Change sparkplugs
D Measure compression
D Set / check butterfly valve
D Clean gas filter
D Clean or change pulse pickup
D Check coolant concentration
D Check /change oil trap
D Check ignition point
D Check coolant circuit / system
pressure
D Measure crankcase pressure
D Measure exhaust back pressure
D Clean or change mixture cooler
D Check emissions and lambda
D Check /calibrate sensors
R1 D Change coolant
D Change turbocharger
D Measure crankshaft axial play
R2 D Change cylinder liners
D Change conrods
D Change piston rings
D Change cylinder heads
D Change pistons
R3 D Overhaul engine generally
92