Piping; Pressure Regulator/Reduction Unit; Methane Injectors; Oil Separator Filter - Fiat DUCATO NATURAL POWER Owner's Manual Supplement

PIPING

The methane piping from the filler to the
pressure regulator/reduction unit is made
from galvanised steel and covered in plas-
tic (high pressure) and is located outside
the passenger compartment. The piping
from the pressure regulator/reduction
unit to the methane injectors is in stain-
less steel.
PRESSURE
REGULATOR/
REDUCTION UNIT
The pressure reduction unit
stalled in the engine compartment.
It has the task of reducing the pressure
of the methane from the value in the can-
ister to the supply value for the methane
injectors (about 6 bar) and keeping it con-
stant in all operating conditions.
8
fig. 4
Fig. 4
is in-
fig. 5
fig. 6

METHANE INJECTORS

There are 4 dedicated injectors for the
methane gas A - Fig. 5, fitted on the in-
take manifold near the cylinder head, one
for each intake duct; they are supplied at
a constant pressure (about 6 bar) and op-
erated by the electronic control unit.
F0N0398m

OIL SEPARATOR FILTER

The oil separator filter Fig. 6 is installed
in the vehicle underbody.
It has the task of separating the excess oil
in the methane.
F0N0401m
F0N0397m