PREVOST H3-41 Maintenance Manual page 139

CONTENTS
SECTION CHANGE LOG ....................................................................................................................................... 2
1. TORQUE TABLES ......................................................................................................................................... 3
1.1 HOSE CLAMPS . ............................................................................................................................................... 3
PULLEYS, IDLERS & TENSIONNERS . ................................................................................................................ 4
1.2
1.3 COOLING ASSEMBLY ...................................................................................................................................... 5
MISCELLANEOUS . ........................................................................................................................................... 6
1.4
2. DESCRIPTION . ............................................................................................................................................. 7
3. MAINTENANCE ........................................................................................................................................... 9
3.1 GENERAL RECOMMENDATIONS .................................................................................................................... 9
4. HOSES ........................................................................................................................................................ 9
4.1 HOSE CLAMPS ON COOLANT LINES ............................................................................................................... 9
4.2 CONSTANT-TORQUE HOSE CLAMPS ON CHARGE AIR COOLER (CAC) ......................................................... 1 0
4.2.1 Maintenance . ....................................................................................................................................... 1 0
5. THERMOSTAT OPERATION . ........................................................................................................................ 1 0
5.1 THERMOSTAT REPLACEMENT...................................................................................................................... 1 0
5.2 CHECKING THERMOSTAT . ............................................................................................................................ 1 1
6. COOLANT .................................................................................................................................................. 1 1
6.1 COOLANT LEVEL VERIFICATION ................................................................................................................... 1 1
6.2 COOLANT LEVEL SENSOR . ............................................................................................................................ 1 1
6.3 THAWING COOLING SYSTEM . ...................................................................................................................... 1 1
6.4 COOLANT RECOMMENDATIONS FOR VOLVO D13 ENGINE . ........................................................................ 1 2
6.5 COOLANT SAMPLING ................................................................................................................................... 1 4
7. DRAINING COOLING SYSTEM ..................................................................................................................... 1 4
8. FILLING COOLING SYSTEM ......................................................................................................................... 1 6
9. FLUSHING . ................................................................................................................................................. 1 6
9.1 COOLING SYSTEM DESCALERS ..................................................................................................................... 1 6
9.2 REVERSE FLUSHING ..................................................................................................................................... 1 7
10. SPIN-ON COOLANT FILTER . ..................................................................................................................... 1 7
11. COOLING ASSEMBLY .............................................................................................................................. 1 8
11.1 MAINTENANCE ............................................................................................................................................ 1 9
11.2 COOLING FAN REPLACEMENT ..................................................................................................................... 2 0
11.3 COOLING FAN SHROUD REMOVAL & INSTALLATION .................................................................................. 2 1
11.4 COOLING PACK (RADIATOR & CAC) REMOVAL & INSTALLATION . ............................................................... 2 2
11.5 CHARGE AIR COOLER (CAC) IN VEHICLE REMOVAL ..................................................................................... 2 8
12. SPECIFICATIONS . .................................................................................................................................... 3 2
SECTION 05B: X3 SERIES COOLING SYSTEM
PA1621 Maintenance Manual All Series
| 1
January 2017