Etesia HYDRO 124D, Technical Training Manual

Page: 16 / 79

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TIGHTENING TORQUES
Combustion pre-chamber
- 1st phase : 100 Nm
- 2nd phase : 180 Nm
Heater plugs :
20 Nm
Rocker-arm assembly : 40 Nm
Flywheel : 80 Nm
Grooved pulley : 360 Nm (Careful : left thread)
Rocker cover : 8 Nm
Rack fixing screw : 1.1 to 1.3 Nm
Fuel manifold fixing screw : 3.5 to 4 Nm
Timing belt tension : 20 Nm
Timing belt tension idler pulley nut : 40 Nm
ENGINE OIL PRESSURE
Between 4.5 and 5.5 bars
WARNING : MINIMUM PRESSURE AT AN ENGINE RATE OF 900 RPM AND
MAX. OIL TEMPERATURE 120°C : 1 bar
THERMOSTATIC VALVE (COOLING SYSTEM)
Start of opening :
between 83 and 87°C
Max. opening : from 94 °C