Mercedes-Benz OM 926 LA User Manual

Contents
i Please also refer to the index ( page 113)
Introduction
Protection of the environment . . . . . 5
Operating safety . . . . . . . . . . . . . . . . . 6
Correct use . . . . . . . . . . . . . . . . . . . 7
1At a glance
OM 904 LA overview . . . . . . . . . . . . 10
OM 906 LA/OM 926 LA
overview . . . . . . . . . . . . . . . . . . . . . . 14
Location of sensors . . . . . . . . . . . . . 18
Engine number . . . . . . . . . . . . . . . . . 20
2 Before commissioning
General information . . . . . . . . . . . . . 22
Type designation . . . . . . . . . . . . . . 22
Engine data card . . . . . . . . . . . . . . 22
Description of the engine . . . . . . . 23
Engine brake*/constantly-open
throttle valves* . . . . . . . . . . . . . . . 24
Flame-start system* . . . . . . . . . . . 25
Grid heater* . . . . . . . . . . . . . . . . . . 26
Telligent
®
engine system . . . . . . . . 27
Transport and installation . . . . . . . . 31
3Safety
Safety precautions . . . . . . . . . . . . . . 34
Staff qualifications . . . . . . . . . . . . . . 35
Conversion parts and
modifications to the engine . . . . . . . 36
Safety/emergency running
programs . . . . . . . . . . . . . . . . . . . . . . 37
Genuine Mercedes-Benz parts . . . . . 38
4Operation
Starting the engine for
the first time . . . . . . . . . . . . . . . . . . . 40
Preparation . . . . . . . . . . . . . . . . . . 40
Starting the engine for
the first time . . . . . . . . . . . . . . . . . 42
Starting the engine . . . . . . . . . . . . 45
Monitoring engine operation . . . . . . 48
Charge current . . . . . . . . . . . . . . . . 48
Oil pressure . . . . . . . . . . . . . . . . . . 48
Telligent
®
engine system . . . . . . . . 49
Flame-start system* . . . . . . . . . . . 49
Grid heater* . . . . . . . . . . . . . . . . . . 50
Stopping the engine . . . . . . . . . . . . . 51

Mercedes-Benz OM 926 LA Specifications

General

Displacement	7.2 L
Cylinders	6
Bore	106 mm
Rated Speed	2200 rpm
Fuel	Diesel
Cooling	Water-cooled
Aspiration	Turbocharged
Compression Ratio	17.5:1
Fuel System	Common Rail Injection
Engine Type	Inline 6-cylinder
Torque	1, 200 Nm