Standard Procedure - Hydrostatic Locked Engine
When an engine is suspected to be hydrostatically locked, regardless of what caused the problem, the following steps should be used.
CAUTION:
DO NOT
use starter motor to rotate the engine, severe damage may occur.
- Inspect air cleaner, induction system and intake manifold to insure system is dry and clear of foreign material.
- Remove negative battery cable.
- Place a shop towel around the spark plugs when removing them from the engine. This will catch any fluid that may possibly be in the cylinder under pressure.
- With all spark plugs removed, rotate engine crankshaft using a breaker bar and socket.
- Identify the fluid in the cylinder(s) (i.e., coolant, fuel, oil or other).
- Make sure all fluid has been removed from the cylinders. Inspect engine for damage (i.e., connecting rods, pistons, valves, etc.)
- Repair engine or components as necessary to prevent this problem from re-occurring.CAUTION: Squirt approximately one teaspoon of oil into the cylinders, rotate engine to lubricate the cylinder walls to prevent damage on restart.
- Install new spark plugs.
- Drain engine oil and remove oil filter.
- Install a new oil filter.
- Fill engine with specified amount of approved oil.
- Connect negative battery cable.
- Start engine and check for any leaks.