Kohler KDI 2504TM Workshop Manual page 24

2
2.9.5 Fuel filter
The fuel filter is situated on the crankcase of the engine or it may
be assembled on the frame of the vehicle.
Tab 2.16
POS. COMPONENTS DESCRIPTION
1 Fuel filter support cartridge
2 Air bleeding screw
3 Cartridge
4 Water in fuel sensor
5 Hole water drainage
Tab 2.17 Cartridge characteristics
DESCRIPTION
Filtering surface
Degree of filtration
Max operating pressure
2.9.6 Electric fuel pump (optional)
When the electric fuel pump is installed in a diesel engine, one
must:
1. Remove any filters installed on the inlet of the electric
fuel pump;
2. Insert a pre-filter between the tank and the electric
pump;
3. The electric pump must be installed on the application
at a height from the minimum tank level such as to
generate a MAX. pressure drop equal to a column of
500 mm of fuel;
4. Insert a shut-off valve to prevent dry operation due to
the emptying of the intake manifold;
5. The electric pump must guarantee a supply pressure at
the inlet positive in all conditions.
Tab 2.18
POS. DESCRIPTION
1 Fuel tank
2 Arrival pipe from the tank
3 Prefilter
4 Flow pipe from pre-filter to electric pump
5 Electric pump
6 Flow pipe to the fuel filter
7 Fuel filter
EN 24
TECHNICAL INFORMATION
VALUE
2.300 cm
5 µm
2.0 Bar
2
Fig 2.9
Fig 2.10