5
1-fine filter; 2, 3, 5, 7, 11, 14-drain fuel lines; 4-preheater’s fuel tank; 6-fuel injection pipe; 8-speed
governor; 9, 12, 25, 26-fuel feed lines; 10-coarse filter; 13-fuel-intake flange; 15-main fuel tank; 16-
connection hose; 17-drain valve; 18-auxiliary fuel tank; 19-T-joint; 20-drainage tubes from the injectors; 21-
hand primer; 22-low-pressure fuel pump; 23-injector; 24-fuel injection pump
Figure 3 – Fuel Feed System
Page 33 of Operation Manual, subsection “
Engine Air-Feed System
”, the sentence “The
air filter is fitted on the right-hand truck fender…” is replaced by the new one “The air filter is fitted
on the left-hand truck fender…”.
Pages 34-37 of Operation Manual, subsection “Engine Starting Preheating System” is
deleted.
Page 38 of Operation Manual, subsection “Cooling System” and Figure 28 are replaced by
the new text and Figure 4.
Cooling System
The engine cooling system is of liquid-type, closed, with a forced circulation of coolant,
designed for application of low-freezing coolants as per Figure 4.
