Disassembly, Inspection, Repair, And Assembly Of Oil Cooler - Baudoulin 4M11G Maintenance Manual

Maintenance Manual of 4M11 Series Diesel Engine For Land Power Generators
use defect or damage.
②Tighten the filter as per the specification indicated on filter cover.

4.9.4 Disassembly, Inspection, Repair, and Assembly of Oil Cooler

4.9.4.1 Exploded View for Assembly of Oil Cooler
4.9.4.2 Oil Cooler DisassemblyProcedures
Loosen the connecting thread sleeve on the engine oil cooler, loosen the clamp and connecting hose
of the water return pipe of engine oil cooler, loosen the water inlet pipe of engine oil cooler, and
take out the engine oil cooler, as shown in Figure 4-60.
4.9.4.3 Inspection and Maintenance of Oil Cooler
Check the engine oil cooler for cracks. If any, replace it with a new one.
4.9.4.4 Oil Cooler Assembly Procedures
① Before assembly, check the engine oil cooler for defects in manufacturing or application, and
damage. They shall be in good conditions.
② Clean the mating faces of the engine oil cooler and filter holder.
③ Assemble the engine oil cooler, assemble and tighten the connecting thread sleeve, connect the
water inlet and return pipes of the engine oil cooler, and tighten the clamps.
Connecting thread sleeve
Figure 4-68 Exploded View for Assembly of Oil Cooler
Water return pipe of engine oil
cooler
Water inlet pipe of engine oil cooler
Link hose
Clamp
Oil cooler
100