PREVOST H3-41 Maintenance Manual page 87

CONTENTS
1. TORQUE TABLES ............................................................................................................................................. 2
1.1 X3 SERIES ........................................................................................................................................................ 2
1.2 H3 SERIES ....................................................................................................................................................... 4
1.3 MISCELLANEOUS TORQUES ........................................................................................................................... 7
2. EXHAUST AFTERTREATMENT SYSTEM OVERVIEW .......................................................................................... 8
2.1 MAINTENANCE............................................................................................................................................... 8
2.2 FLEXIBLE COUPLING INSTALLATION ............................................................................................................... 9
3. DIESEL PARTICULATE FILTER (DPF) .................................................................................................................. 9
3.1 DIESEL PARTICULATE FILTER ASSEMBLY REMOVAL ...................................................................................... 10
4. CATALYTIC CONVERTER ................................................................................................................................ 11
4.1 REMOVAL ..................................................................................................................................................... 12
4.2 ASSEMBLING CATALYTIC CONVERTER .......................................................................................................... 13
5. DIFFUSER ASSEMBLY .................................................................................................................................... 14
5.1 DIFFUSER ADJUSTMENT ............................................................................................................................... 15
5.2 MAINTENANCE............................................................................................................................................. 15
5.3 DIFFUSER EXTENSION - (H3-45 VIP / X3-45 VIP) .......................................................................................... 15
6. DIESEL EXHAUST FLUID (DEF) TANK AND INJECTION SYSTEM ....................................................................... 16
6.1 DIESEL EXHAUST FLUID ................................................................................................................................ 16
6.2 DEF TANK CLEANING .................................................................................................................................... 18
6.3 PUMP ASSEMBLY FILTER ELEMENT REPLACEMENT ..................................................................................... 19
6.4 FILLER NECK STRAINER ................................................................................................................................. 20
7. AFTERTREATMENT HYDROCARBON DOSER .................................................................................................. 20
7.1 REPLACEMENT ............................................................................................................................................. 20
ILLUSTRATIONS
1: .................................................................................................................................................. 8
FIGURE EXHAUST SYSTEM
2: ............................................................................................................................................... 9
FIGURE FLEXIBLE COUPLING
3:
FIGURE DIESEL OXIDATION CATALYST
4:
FIGURE TAKING DOC AND DPF APART
5:
FIGURE CATALYTIC CONVERTER
6:
FIGURE DIFFUSER ASSEMBLY
7:
FIGURE DIFFUSER POSITION ADJUSTMENT
8:
FIGURE DIFFUSER EXTENSION
9:
FIGURE DIFFUSER EXTENSION FOR MOTORHOMES
10:
FIGURE H SERIES DEF TANK AND PUMP
11
FIGURE X SERIES DEF TANK AND PUMP
12 :
FIGURE PUMP ASSEMBLY FILTER ELEMENT
13:
FIGURE AFTERTREATMENT HYDROCARBON DOSER
SECTION 04 : EXHAUST AND AFTERTREATMENT
( ) &
DOC DIESEL PARTICULATE FILTER
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PA1615 Maintenance Manual All Series | Section 04 revised September 2016
( ) ......................................................... 10
DPF ASSEMBLY
1