CYLINDER BLOCK GP 1397769 - Caterpillar

Water Separator (If Equipped)
Inspect
The engine should never be allowed to run with the water level in element (1) more than 1/2 full or engine damage may result.
1. Close the fuel supply valve, if equipped.2. Open separator drain (2) and separator vent valves (3).3. After water is drained, close the vent valve and drain valve, and then open the fuel supply line valve.Replace Element
Change element anytime water separator becomes contaminated enough that water level cannot be seen through the transparent cover.1. Shut off the engine and close the fuel supply valve, if equipped.2. Clean all dirt from the separator and surrounding area. 3. To remove the element, depress the extended tab with the heel of the hand. Then lift the slotted tab from the locking slot, at the top of the base, with the fingers.4. Pull the old element from the base and discard it. 5. Clean three sealing surfaces (1) on base (2) with a clean cloth.6. Install new element (3) to the base by first inserting roll pin (4) into the outlet passage at the bottom of the base. Align the filter holes with the base holes, and push the element into place.7. Place the lower tab of the clamp in the bottom locking slot of the base. Push the upper tab into the locking slot at the top of the base. Make sure clamp is securely engaged in the top and bottom locking slots.8. Open the fuel valve and start the engine. It may be necessary to prime the fuel system if the engine does not start. Inspect for fuel leaks.Engine Protective Devices (If Equipped)
Check Function
It is important that the shutoff switches be in good working order because they operate only in time of a mechanical emergency, it is impossible to tell if they are in good working order through normal operation.Have them checked at regular intervals by your Caterpillar dealer.Marine Gear (MG506 and MG509)
Change Oil and Clean Screen
Hot oil or components can cause personal injury if they contact skin. Use caution when draining oil or changing filters.
1. Remove the marine gear drain plug and drain the oil. 2. Remove the screen cover plate.3. Remove the screen.4. Wash the screen in clean, nonflammable solvent.5. Install the screen. If the used screen is damaged, use a new one.6. Clean and install the screen cover and oil drain plug.7. Fill the marine gear to the FULL mark on the oil level gauge. See the "Refill Capacities" chart.8. Start the engine, engage the clutch and check the oil level.Woodward PSG Governor
Synchronizing Motor
Fill oil cup (1) on the synchronizing motor with clean engine oil, with same viscosity as used in the engine.Governor Control Linkage
The governor control linkage has two fittings (1). Lubricate each fitting with two strokes of MPG grease.