User Manual

Chapter 10
BOSCH HDI EDC 15C2 INJECTION SYSTEM AND PARTICLE FILTER
73
VIII - AIR/WATER HEAT EXCHANGER (HEATING OF THE INLET AIR)
A - ROLE
The air/water heat exchanger heats the inlet air in the cylinders (during the
particle filter regeneration assistance phase).
The inlet air heater is used to increase the combustion temperature required to
regenerate the particle filter.
B - DESCRIPTION
The air/air heat exchanger, which cools the inlet air in the cylinders, is surrounded
by an air/water exchanger which heats the inlet air.
C - LOCATION
SDI021C
15
74
15 - air/water heat exchanger (inlet air heater)
74 - air/air heat exchanger
The water/air heat exchanger (15) is located near to the front air/air heat
exchanger (74).
IX - INLET AIR HEATER THROTTLE
A - DESCRIPTION
Warning: The inlet air heater throttle is closed when it is not controlled
pneumatically.
B - LOCATION
The throttle housing is located at the inlet to the inlet manifold.
cardiagn.com