6A – 132 ENGINE MECHANICAL
INSPECTION AND REPAIR
Make the necessary adjustments, repairs, and part replacements if excessive wear or damage is discovered during
inspection.
Oil Cooler
Water Leakage at Water Passage
1. Plug one side of the oil cooler water passage.
2. Submerge the oil cooler in water.
3. Apply compressed air (200kPa (2kg/cm
2
/ 28psi)) to
the other side of the oil cooler water passage.
If air bubbles rise to the surface, there is water leakage.
Should be replaced oil cooler assembly.
050RY00002
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