Usage:
1. Drain the coolant from the cooling system.
2. Drain the oil from the oil cooler.
3. Remove the bolt and remove clips (1) from oil tube (2).
4. Disconnect oil hose (3) from elbow (4).
5. Remove the bolts and retainers that hold oil tube (2) to elbow (4) and pull tube (2) out of elbow (4). Remove the bolts and remove elbow (4) from the oil cooler.
6. Remove the bolts to disconnect flange (5) and tube (6) from the water line adapter.
NOTE: Step 7 is for the 3512 Engines.
7. Remove the bolts from elbow (7) and remove elbow (7) and tube (8) as a unit from the oil cooler bonnet.
8. Fasten a hoist to the oil cooler and remove the bolts from bracket (9).
3512 ENGINES
NOTE: Step 9 is for the 3512 Engine.
9. Remove two bolts (10) from the bonnet (12) and pull oil cooler (13) from oil tube (11). Remove the cooler from the engine. The weight of cooler (13) is 65 kg (145 lb).
NOTE: Step 10 is for the 3508 Engine.
10. Remove the four bolts from bonnet (16) and pull oil cooler (15) from oil tube (14). Remove the cooler from the engine. The weight of cooler (15) is 50 kg (110 lb).
3512 ENGINES
3512 ENGINES
INSTALL OIL COOLER
NOTE: Step 1 is for the 3508 Engine.
1. Put clean engine oil on the O-ring seal on oil tube (2). Fasten a hoist to oil cooler (3) and put cooler (3) in position on oil tube (2). Make sure the gasket is in place and install the four bolts in bonnet (1) to hold the cooler in position.
NOTE: Step 2 is for the 3512 Engine.
2. Put clean engine oil on the O-ring seal on oil tube (4). Fasten a hoist to oil cooler (6) and put cooler (6) in position on oil tube (4). Install the two bolts in bonnet (5) to hold the cooler in position.
3508 ENGINES
3508 ENGINES
3. Install the bolts that hold the oil cooler to bracket (7) and remove the hoist from the oil cooler.
NOTE: Step 4 is for the 3512 Engine.
4. Put clean engine oil on the O-ring seal on tube (8). Put elbow (9) and tube (8) in bonnet (5). Make sure the gasket is in place and install the bolts to hold elbow (9) to the engine.
5. Make sure the gasket is in place and install the bolts to hold flange (11) and tube (10) to the water line adapter.
6. Put clean engine oil on the O-ring seal on elbow (14). Put elbow (14) in position on the oil cooler and install the bolts to hold it.
7. Put clean engine oil on the O-ring seal on the end of tube (13). Put tube (13) in position in elbow (14) and install the retainers and bolts to hold the tube.
8. Connect oil hose (12) to elbow (14).
9. Put clips (15) position on tube (13) and install the bolt to hold the clips in position.
3508 ENGINES
DISASSEMBLE OIL COOLER
start by:
a) remove oil cooler
1. Remove the bolts from elbow (1) and remove elbow (1) and tube (2) as a unit from the oil cooler.
2. Remove tube (2) from elbow (1) and remove the O-ring seals from tube (2) and elbow (1).
3. Put marks on bonnet (3) and core assembly (4) for correct alignment at assembly. Remove bonnet (3) from core assembly (4).
4. Remove flange (7) and tube (6) as a unit from bonnet (5). Remove the O-ring seals from tube (6).
5. Remove the bolts and remove elbow (8) from core assembly (4).
6. Remove the bolts and remove cover (9) from elbow (8). Remove the O-ring seal from cover (9).
7. Remove spring (10) and plunger (11) from elbow (8).
8. Remove the bolts to remove cover (13) and remove O-ring seals (12) from elbow (8).
9. Put marks on bonnet (5) and core assembly (4) for correct alignment at assembly. Remove bonnet (5) from core assembly (4).
ASSEMBLE OIL COOLER
1. Make sure the tubes in core assembly (1) are clean and free of dirt and foreign material.
2. Put the gasket and bonnet (2) in position on core assembly (1) and install the bolts.
3. Install O-ring seals (4) on elbow (3) and put clean engine oil on the seals. Install cover (5) on elbow (3).
4. Put plunger (7) and spring (8) in position in elbow (3). Install the O-ring seal in cover (6) and put clean engine oil on it. Install cover (6) on elbow (3).
5. Put elbow (3) in position on the core assembly and install the bolts.
6. Install the O-ring seals on tube (9) and put clean engine oil on the seals. Install tube (9) and flange (10) as a unit in bonnet (2).
7. Put the gasket and bonnet (11) in position on core assembly (1) and install the bolts.
8. Install the O-ring seals on tube (13) and put clean engine oil on the seals. Install tube (13) in elbow (12).
9. Install the O-ring seal on elbow (12) and put clean engine oil on it. Put elbow (12) and tube (13) as a unit in position and install the bolts in elbow (12) to hold the elbow and the tube in position.
end by:
a) install oil cooler
