User Manual

Coolant Connections

Coolant must be supplied from the engine to the

manifold (DEF Heater) to heat the DEF tank. The

coolant is supplied via the diverter valve controlled via

the dosing control module.

Illustration 28 g03413559

Typical example

Illustration 29 g03413631

Typical example

Coolant is taken from the coolant outlet (1) on the

engine to the inlet of the coolant diverter valve (2).

Illustration 30 g03413645

Typical example

Illustration 31 g03413648

Typical example

Coolant is returned from the DEF pump back to the

engine from connection (3) to the inlet connection on

the engine (4).

Coolant is taken from the coolant outlet (1) on the

engine to the inlet of the DEF injector.

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