SECTION 6 COOLING SYSTEM
Page 12
TD-25M EXTRA DRESSTA
1. Remove vent line (4, Fig. 6.1) between auxiliary tank and radiator. Remove bolts (1) securing
auxiliary tank (2) to radiator core and remove them.
2. Remove bolts (4) securing air cooler (3) to bottom plate (5).
3. Remove bolts (7) securing fan drive hydraulic motor bracket (8) to cooler (3).
4. Remove bolts (6) securing fan shroud (9) to cooler (3).
5. Remove air cooler (3).
6. Remove plastic or rubber seals from the slots between the coolers and discard them.
7. Remove bolts (11) and fan guard (10) and bolts securing bracket (8) to engine radiator to gain
access to fan mounting nut if necessary.
NOTE: To remove other elements (cores) of the radiator assy, follow the procedure described
above.
7. INSPECTION AND REPAIR
1. Examine of cores for damage. Straighten bent fins if possible to avoid air flow restrictions.
Clean cores outside with compressed air or water with additives no aggressive for aluminum.
The direction of cleaning stream should be parallel to the fins in order to avoid damage.
Cover the hydraulic motor during the cleaning procedure.
2. Inspect top and bottom particular radiator for cracks.
3. Inspect all hoses for cracks or rupture and install new when in doubt.
4. Inspect the radiator cap.
5. Inspect shock absorber and rubber pads for wear.
6. Perform pressure test particular cooler if necessary.
7. Check and repair fan shroud and fan guard for cracks.
8. Check fan for cracks and other damage. Do not repair. Replace for new one.
NOTE: Elements (cores) of the radiator assy, are mounted (welded) and have to be replaced by
new if unrepairable.
NOTE: Elements (cores) of the radiator assy, are made of aluminum, any repair required is to be
done in experienced workshop.
8. REASSEMBLE (Refer to Fig. 6.9)
Charge air cooler mounting
1. Position cooler (3) on place, and insert a new plastic or rubber seal into the slot between the
next cooler.
2. Install bolts (6 and 7) securing cooler (3) to fan drive hydraulic motor bracket (8) and fan
shroud (9).
NOTE: Do not tighten bolts at this stage.
3. Install bolts (4) securing cooler (3) to bottom plate (5).
4. Position auxiliary tank (2), install bolts (1). Reinstall vent line (4, Fig. 6.1) between auxiliary
tank and radiator.
5. Tighten all bolts with care. Apply standard torques values for aluminum.
6. Reinstall fan guard (10) with bolt (11) and bracket (8) if removed.
To Next Page
Loading...