FUEL SYSTEM - N.5
Fig. N.6.
Inspection Cover removed to gain access to Fuel Pump
Gear Securing Setscrews.
To Refit the Pump
1.
Using a new joint, refit the pump to the cylinder
block and secure with the two nuts and spring washers.
2.
Reconnect the fuel lines and vent the system of
air as detailed on Page N.14
Fig. N.7.
Removal of Fuel Pump Gear Setscrews and
Tachometer Drive Shaft.
Fig. N.8.
Removal of Fuel Pump.
FUEL INJECTION PUMP
Description
The fuel injection pump is of the D.P.A. distributor
type. It is a precision built unit incorporating a
mechanical flyweight governor.
The pump is flange mounted and is driven front the
engine timing case.
IMPORTANT
NOTE:
Unless
the
necessary
equipment and experienced personnel are available,
dismantling of the fuel pump should not be
attempted.
To Remove the Fuel Pump
1.
Remove the high pressure injection pipes from
the pump and atomisers and blank off all ports to
prevent the ingress of dirt.
2.
Remove the low pressure pipes from the fuel
pump inlet ports, again blanking off the open ports.
3.
Disconnect the stop and throttle controls from
the pump and remove the control return springs.
4.
Remove the nuts and setscrews from the heat
exchanger mounting bracket.
5.
Remove the bracket complete with tachometer
drive assembly and fuel pump gear cover plate.
6.
Remove the three setscrews which secure the
fuel pump gear to the fuel pump.
