WEICHAI WP12 User Manual

SECTION – IV
Operating Instructions ..............................................................12
4.1 Safety precautions for operation of diesel engine ............12
4.2 General instructions .........................................................12
4.3 Preparation for rst start ...................................................12
4.3.1 Cooling system .......................................................13
4.3.2 Lubrication system .................................................14
4.3.3 Checking the oil level .............................................15
4.3.4 After an extended storage ......................................15
4.3.5 Fuel system ............................................................16
4.3.5.(a) Priming the fuel system .....................................17
4.3.6 Electrical system ...................................................17
4.3.7 Engine starting, operating and stopping .................17
4.3.7.(a) Normal starting ..................................................18
4.3.8 Running in period ...................................................19
4.4 Regular operation .............................................................20
4.4.1 Engine starting .......................................................21
4.4.2 Engine warm up .....................................................21
4.4.3 Monitoring the engine oil ........................................21
4.4.4 Monitoring the engine coolant ................................22
4.4.5 Monitoring the exhaust gas ....................................23
4.4.6 Engine shutdown ....................................................23
SECTION - V
Periodic Maintenance ...............................................................27
5.1 Safety precautions ...........................................................27
5.2 Importance of periodic maintenance ................................27
5.3 Replacement of parts and components ...........................27
5.4 Reliability of parts .............................................................28
5.5 Safe use of oil and fuel in a diesel engine ........................28

WEICHAI WP12 Specifications

General

Engine Model	WP12
Number of Cylinders	6
Displacement	11.596 L
Bore x Stroke	126 mm x 155 mm
Compression Ratio	17:1
Max Torque	2100N.m
Weight	1100 kg
Fuel System	High Pressure Common Rail
Fuel Consumption	≤195g/kWh