Section 19.2 External Oil Leaks

Section 19.2
External Oil Leaks

To determine if oil leaks are causing excessive oil consumption, perform the following:‪

1. Steam clean the engine.
2. Start and run the engine to operating temperature 88°C (190°F).
3. Check for leaks at oil lines, connections, mating joints, seals, and gaskets.
   1. If no oil leaks are found, shut down the engine and check for a leaking oil cooler core; refer to "19.3 Leaking Oil Cooler Core" .
   2. If oil leaks are found, shut down the engine; refer to "19.2.1 Engine Oil Leak Repair" .

Section 19.2.1
Engine Oil Leak Repair

Perform the following steps, as necessary, to resolve engine oil leaks:‪

1. Repair or replace components leaking oil; refer to "3 Lubrication System" .
2. Verify repairs made to correct oil leaks; refer to "19.2.1.1 Test Engine with Repairs Made to Correct Oil Leaks" .

Section 19.2.1.1
Test Engine with Repairs Made to Correct Oil Leaks

Perform the following steps to determine if the repairs resolved the oil leaks:‪

1. Start and run the engine to operating temperature 88°C (190°F).
2. Shut down the engine.
3. Check the engine for oil leaks.
   1. If no oil leaks are observed, check for a leaking oil cooler core; refer to "19.3 Leaking Oil Cooler Core" .
   2. If leaking; repeat Section "19.2.1 Engine Oil Leak Repair" .