PREVOST H3-41 Maintenance Manual page 139

CONTENTS
1. TORQUE TABLES ............................................................................................................................................. 4
Constant-Torque hose clamps - charge air cooler (CAC) ........................................................................................... 4
Fan bolts .................................................................................................................................................................... 6
Right angle gearbox - Oil level plug ........................................................................................................................... 7
Water pump - Body to back cover ............................................................................................................................. 8
2. DESCRIPTION .................................................................................................................................................. 9
3. MAINTENANCE ............................................................................................................................................. 10
3.1 GENERAL RECOMMENDATIONS .................................................................................................................. 10
4. HOSES .......................................................................................................................................................... 10
4.1 CONSTANT-TORQUE HOSE CLAMPS ON COOLANT LINES -VOLVO D13 ...................................................... 10
4.1.1 Installation ........................................................................................................................................... 11
4.1.2 Maintenance ........................................................................................................................................ 11
4.2 CONSTANT-TORQUE HOSE CLAMPS ON CHARGE AIR COOLER (CAC) .......................................................... 11
4.2.1 Maintenance ........................................................................................................................................ 11
5. THERMOSTAT OPERATION ........................................................................................................................... 12
5.1 THERMOSTAT REPLACEMENT ...................................................................................................................... 12
5.2 CHECKING THERMOSTAT ............................................................................................................................. 12
6. COOL ANT .................................................................................................................................................... 12
6.1 COOLANT LEVEL VERIFICATION ................................................................................................................... 12
6.2 COOLANT LEVEL SENSOR ............................................................................................................................. 12
6.3 THAWING COOLING SYSTEM ....................................................................................................................... 12
6.4 COOLING SYSTEM RECOMMENDATIONS ..................................................................................................... 13
6.5 COOLANT RECOMMENDATIONS FOR VOLVO D13 ENGINE ......................................................................... 13
6.6 COOLANT SAMPLING ................................................................................................................................... 14
7. DRAINING COOLING SYSTEM ........................................................................................................................ 15
8. FILLING COOLING SYSTEM ............................................................................................................................ 16
9. FLUSHING ..................................................................................................................................................... 17
9.1 COOLING SYSTEM DESCALERS ..................................................................................................................... 17
9.2 REVERSE FLUSHING ...................................................................................................................................... 17
10. SPIN-ON COOLANT FILTER ........................................................................................................................ 18
11. RADIATOR ................................................................................................................................................ 18
11.1 MAINTENANCE............................................................................................................................................. 19
11.2 RADIATOR REMOVAL & INSTALLATION ....................................................................................................... 19
12. CHARGE AIR COOLER LEAKAGE ................................................................................................................. 21
13. COOLING FAN DRIVE MECHANISM ........................................................................................................... 22
13.1 DRIVE PULLEY AND UNIVERSAL JOINT SHAFT .............................................................................................. 22
13.2 IDLER REPLACEMENT ................................................................................................................................... 22
14. VARIABLE SPEED COOLING FAN ................................................................................................................ 23
SECTION 05b: X3 SERIES COOLING SYSTEM
PA1615 Maintenance Manual All Series
|
Section 05b revised September 2016
1