SECTION 05: COOLING SYSTEM
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version – Rev.2 April 2016)
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5. Screw new filter on until gasket reaches base
contact. Then tighten according to
instructions on filter (usually around 2/3 turn).
6. Open the filter shutoff valve.
7. Start engine and check for leaks.
MAINTENANCE
VOLVO D13 ENGINE
Replace the coolant filter cartridge after
12,000 miles to prevent external rust damage
to the filter walls. Use a coolant filter
containing Supplemental Coolant Additives
(SCA).
CAUTION
Do not exceed recommended service
intervals.
10. RADIATOR
The radiator is mounted on the L.H. side of
engine compartment. It is designed to reduce
the temperature of the coolant under all
operating conditions. It is essential that the
radiator core be kept clean and free from
corrosion and scale at all times.
10.1 MAINTENANCE
FIGURE 18: RADIATOR DRAIN PLUG
05139
MAINTENANCE
Inspect the exterior of the radiator core every
50,000 miles. Clean with a quality grease
solvent, such as a mineral spirits and dry with
compressed air. Do not use fuel oil, kerosene,
gasoline, or any caustic material. It may be
necessary to clean the radiator more
frequently if the vehicle is operated in
extremely dusty or dirty areas. Refer to
coolant system flushing and reverse flushing
in this section for maintenance of radiator
interior.
10.2 RADIATOR REMOVAL & INSTALLATION
1. Apply the parking brake and shift the
transmission to neutral. Shut off all electrical
loads. Turn the ignition switch to the OFF
position.
2. Open engine compartment doors.
3. Set starter selector switch to the OFF
position.
4. Connect coolant extractor (Figure 15). Use
coolant extractor to drain the coolant from
the engine. An alternate method is to drain
the coolant into a suitable container using
the drain hose.
5. Raise L.H. side hinged rear fender.
6. Remove tag axle L.H. side wheel.
DANGER
Coolant is toxic; risk of poisoning. Do not drink
coolant. Use proper hand protection when
handling. Keep coolant out of reach of
children and animals. Failure to follow these
precautions can cause serious illness or
death.
7. Unfasten 4 cap screws and remove access
panel located behind tag axle L.H. side
wheel (refer to figure 14).
FIGURE 19: ACCESS PANEL (TYPICAL)
