MTU 20V4000M73 series, Operating Instructions Manual

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Raw water circuit (open circuit)
Number of cylinders 20
Raw water pump: Inlet pressure, min. L bar -0.2
Raw water pump: Inlet pressure, max. L bar 0.5
Pressure loss in off-engine raw water system, max. L bar 0.7
Lube oil system
Number of cylinders 20
Lube oil operating temperature before engine, from R °C 72*
Lube oil operating temperature before engine, to R °C 80*
Lube oil operating pressure before engine, from R bar 6
Lube oil operating pressure before engine, to R bar 8
Lube oil operating pressure, low idle (measuring point: Before engine) R bar 2.0
FUEL SYSTEM
Number of cylinders 20
Fuel pressure at engine supply connection, min. (when engine is starting) L bar -0.1
Fuel pressure at engine inlet connection, min. (during engine operation) L bar -0.3
Fuel pressure at engine supply connection, max. (when engine is starting) L bar 1.5
Fuel inlet quantity, max. R Liters/mi
n 29
GENERAL OPERATING DATA
Number of cylinders 20
Firing speed, from R rpm 80
Firing speed, to R rpm 120
Starter (electric)
Number of cylinders 20
Rated voltage of starter (standard design) R V= 24
STARTING (with compressed air/hydraulic starter engine)
Number of cylinders 20
Starting-air pressure before starter, min. R bar 8
Starting-air pressure before starter, max. R bar 10
INCLINATIONS, STANDARD OIL SYSTEM (Reference: Waterline)
Number of cylinders 20
Longitudinal inclination, continuous max., driving end down (Option: Max. op-
erating inclinations) L Degrees 15
Longitudinal inclination temporary max. drive side down (Design: Max. operat-
ing inclinations) L Degrees 22.5
MS150046/03E 2018-08 | Technical Data | 65
TIM-ID: 0000010910 - 002