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SECTION 05: COOLING SYSTEM
2
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version – Rev.2 April 2016)
15.1 MAINTENANCE......................................................................................................................................... 20
15.2 INSPECTION ............................................................................................................................................. 20
16. SPECIFICATIONS ..................................................................................................................................... 21
17. SECTION CHANGE LOG ........................................................................................................................... 22
ILLUSTRATIONS
FIGURE 1: COOLANT SURGE TANK ................................................................................................................................. 3
FIGURE 2: HANSEN QUICK COUPLING ............................................................................................................................ 4
FIGURE 3: CLAMP TYPE USED ON HEATING & COOLING SYSTEMS ................................................................................. 5
FIGURE 4: PROPER HOSE CLAMP INSTALLATION ............................................................................................................ 5
FIGURE 5: DOUBLED CLAMP POSITIONING .................................................................................................................... 5
FIGURE 6: COOLANT FLOW TO RADIATOR (VOLVO D13) ................................................................................................ 5
FIGURE 7: COOLANT LINE TO THE RADIATOR ................................................................................................................. 5
FIGURE 8: COOLANT LINE CONNECTED TO PUMP OUTLET ............................................................................................ 5
FIGURE 9: COOLANT LINE AT THE RADIATOR OUTLET .................................................................................................... 6
FIGURE 10: COOLANT LINE AT PUMP INLET ................................................................................................................... 6
FIGURE 11: CHARGE AIR COOLER HOSE CLAMPS ‐ ......................................................................................................... 6
FIGURE 12: VOLVO D13 THERMOSTAT HOUSING .......................................................................................................... 6
FIGURE 13: COOLANT LEVEL SIGHT GLASS ..................................................................................................................... 7
FIGURE 14: LOCATION OF HEATER LINE SHUT ‐ OFF VALVES IN ENGINE COMPARTMENT ............................................... 8
FIGURE 15: EXTRACTING COOLANT ............................................................................................................................. 10
FIGURE 16: COOLANT FILTER (VOLVO D13) .................................................................................................................. 12
FIGURE 17: ACCESS TO FILTER SHUT OFF VALVE .......................................................................................................... 12
FIGURE 18: RADIATOR DRAIN PLUG ............................................................................................................................. 13
FIGURE 19: ACCESS PANEL (TYPICAL) ........................................................................................................................... 13
FIGURE 20: RADIATOR SEALING FRAME ....................................................................................................................... 14
FIGURE 21: RADIATOR & CHARGE AIR COOLER HOSE CLAMPS .................................................................................... 14
FIGURE 22: UPPER SUPPORT BRACKET & TUBE PROTECTOR ....................................................................................... 14
FIGURE 23: RADIATOR ASSEMBLY LOWER MOUNTING FASTENERS ............................................................................ 14
FIGURE 24: DISCONNECTING FAN DRIVE SHAFT .......................................................................................................... 15
FIGURE 25: POSITIONING FORKLIFT ............................................................................................................................. 15
FIGURE 26: REMOVING FASTENERS ............................................................................................................................. 15
FIGURE 27: REMOVING UPPER FAN DRIVE SUPPORT BRACKET ................................................................................... 15
FIGURE 28: REMOVING FAN SHROUD FROM RADIATOR.............................................................................................. 15
FIGURE 29: COOLING FAN DRIVE MECHANISM ............................................................................................................ 16
FIGURE 30: DRIVE BELT ROUTING (VOLVO D13 ENGINE) ............................................................................................. 16
FIGURE 31: DISMOUNTING FAN DRIVE PULLEY ............................................................................................................ 17
FIGURE 32: IDLER MOUNTED ON THE CAST ALUMINUM SUPPORT ............................................................................. 17
FIGURE 33: TIGHTENING SPECIFICATION (VOLVO D13 ENGINE) .................................................................................. 17
FIGURE 34: MECHANICAL LOCKING ............................................................................................................................. 19
FIGURE 35: RIGHT ANGLE GEARBOX ............................................................................................................................ 19
FIGURE 36: DISMOUNT THIS BRACKET ......................................................................................................................... 20
FIGURE 37: RIGHT ANGLE GEARBOX ............................................................................................................................ 20
FIGURE 38: RIGHT ANGLE GEARBOX ............................................................................................................................ 20
FIGURE 39: RADIATOR FAN MOUNTING BOLTS ........................................................................................................... 20