Contents Engine oils . . . . . . . . . . . . . . . . . . . 64 Coolant . . . . . . . . . . . . . . . . . . . . . . 65 The aim of these Operating Instructions . . . . . . . . . . . . . . . . . . . . . 5 Symbols . . . . . . . . . . . . . . . . . . . . . . . . 6 Protection of the environment . . . . . . 7 Operating safety . . . . . . . . . . . . . . . . . 8 Correct use. . . . . . . . . . . . . . . . . . . . 9 Safety precautions . . . . . . . . . . . . . . . 38 Personnel requirements . . . . . . . . . . 39 Commissioning parts and modifications . . . . . . . . . . . . . . . . . . . 40 Safety/emergency running programs . . . . . . . . . . . . . . . . . . . . . . 41 Replacement parts . . . . . . . .
. . . . . . . 42 Maintenance instructions . . . . . . . . . 68 Overview of work plans . . . . . . . . . . . 69 Maintenance service. . . . . . . . . . . . 69 Additional work. . . . . . . . . . . . . . . . 69 Additional work during every 3rd maintenance service . . . . . . . . 69 Work plans . . . . . . . . . . . . . . . . . . . . . 70 Engine: Checking for leaks and general condition . . . . . . . . . . . . . . 70 Lines and hoses on the engine: Checking for leaks and general condition. . . . . . . . . . . . . . . . . . . . . 70 Engine: Oil change and filter replacement . . . . . . . . . . . . . . . . . . 71 Adjusting the valve clearance. . . . . 74 Fuel connections. . . . . . . . . . . . . . .
78 Fuel prefilter with heated water separator*: Replacing the filter element. . . . . . . . . . . . . . . . . . . . . . 79 Replacing the fuel filter element. . . 81 Intake pipe between air cleaner and engine: Checking for leaks and general condition . . . . . . . . . . . . . . 83 OM 501 LA overview . . . . . . . . . . . . . 12 OM 502 LA overview . . . . . . . . . . . . . 16 Location of sensors . . . . . . . . . . . . . . 20 Engine plate . . . . . . . . . . . . . . . . . . . . 22 Commissioning . . . . . . . . . . . . . . . . . . 44 Preparation. . . . . . . . . . . . . . . . . . . 44 Initial commissioning . . . . . . . . . . . 46 Starting the engine . . . . . . . . . . . . .
49 Monitoring engine operation . . . . . . 51 Charge current . . . . . . . . . . . . . . . . 51 Telligent ® engine system . . . . . . . . 52 Oil pressure . . . . . . . . . . . . . . . . . . 52 Flame-start system* . . . . . . . . . . . . 53 Stopping the engine . . . . . . . . . . . . . . 54 Winter operation . . . . . . . . . . . . . . . . 55 Cleaning/protective treatment . . . . 57 Cleaning the engine . . . . . . . . . . . . 57 Cleaning the cooling system. . . . . . 58 Protective treatment. . . . . . . . . . . . 60 Service products . . . . . . . . . . . . . . . . 61 Diesel fuels. . . . . . . . . . . . . . . . . . . 62 General remarks . . . . . . . . . . . . . . . . 26 Type designation . . . .
. . . . . . . . . . 26 Engine data card. . . . . . . . . . . . . . . 26 Description of the engine . . . . . . . . 27 Flame-start system*. . . . . . . . . . . . 28 Engine exhaust brake/constantly- open throttle valves* . . . . . . . . . . . 29 Telligent ® engine system . . . . . . . . 31 Transport/installation . . . . . . . . . . . 35 Introduction 3 Safety 5 Maintenance 1 At a glance 4 Operation 2 Before commissioning