Diesel Particulate Filter Assembly Removal - PREVOST H3-41 Maintenance Manual

FIGURE 3: DIESEL OXIDATION CATALYST (DOC) & DIESEL PARTICULATE FILTER (DPF) ASSEMBLY
WARNING
HOT EXHAUST
During stationary regeneration, exhaust gases
temperature may get very hot at the diffuser
outlet. Do not direct diffuser at combustible
materials. Before
regeneration, make sure that the diffuser
outlet is clear of objects and that no one is
working near the diffuser outlet. Stationary
regenerations must be undertaken outdoors
only.
Never initiate regeneration when exhaust gas
collection system is in place.
WARNING
TOXICITY
Do not initiate a stationary regeneration in a
closed area like a garage.
regeneration must be undertaken outdoors
only.
initiating stationary
Stationary
SECTION 04 : EXHAUST AND AFTERTREATMENT
3.1 DIESEL PARTICULATE FILTER
ASSEMBLY REMOVAL
To remove the DPF, proceed as follows:
CAUTION
External and internal temperatures remain hot
long after engine has been shutdown. Allow
the Exhaust Aftertreatment System to cool
before handling. Wear protective clothing and
glove while servicing.
1. First, Access the engine compartment
2. Put insulating blanket aside;
3. Disconnect pressure, NOx and temperature
sensors;
4. Support Diesel Oxidation Catalyst (DOC)
and Diesel
assembly;
PA1621 Maintenance Manual All Series | January 2017
Particulate Filter (DPF)
11