MAK M 20 - Page 43

Periodical schedule
Heavy fuel
A5.04.02
M20
en / 26.01.2011 AA021679 6/9
Intervall Designation / Doc-Nr.
Work to be carried out
Remarks
15,000 h Nozzle sleeve A5.05.01.06.50.00
Maintenance/Disassesmbly and reassembly
15.000 h Inlet and exhaust valves A5.05.01.07.01.01
Inspection/Disassembly and reassembly
of all inlet and exhaust valves
15.000 h Cylinder head A5.05.01.10.01.01
Maintenance/Cleaning
15.000 h Big-end bearings A5.05.02.04.01.01
Inspection/Disassembly
of one big-end bearing
15.000 h Main bearings A5.05.02.05.01.01
Inspection/Disassembly
of two main bearings
15.000 h Governor drive A5.05.04.08.03.00
Inspection/Disassembly and reassembly
15.000 h Vibration damper on camshaft A5.05.04.09.01.nn
Repair/Disassembly and reassembly
15,000 h Injection pump A5.05.07.03.01.nn
Inspection/Disassembly and reassembly
of all pumps
15.000 h Fuel feed pump A5.05.07.13.01.00
Maintenance disassembly and reassembly
15.000 h Lub oil pump A5.05.08.03.01.00
Inspection/Checking
15.000 h Centrifugal cooling water pump A5.05.09.07.01.nn
Maintenance/Disassembly and reassembly
30.000 h Valve rocker A5.05.01.02.02.00
Maintenance/Disassembly and reassembly
30.000 h Big-end bearings A5.05.02.04.01.01
Inspection/Disassembly
exchange of all big-endbearings
30.000 h Main bearings A5.05.02.05.01.01
Inspection/Disassembly
exchange of all bearings
30.000 h Piston rings and grooves A5.05.02.07.01.nn
Inspection/Checking
all cylinder units
30.000 h Cylinder liner A5.05.03.04.01.00
Maintenance/Disassembly
at all cylinder units