COMPACTOR GP-VIBRATORY 2223780 - Caterpillar

You must read and understand the warnings and instructions contained in the Safety section of this manual before performing any operation or maintenance procedures.Hydraulic System
Service Screen and Filters
1. Clean area thoroughly to keep dirt out of screen and filter covers and fill/vent plug.2. Relieve the internal pressure from the hydraulic tank by loosening the fill/vent plug. After the pressure is relieved, tighten the fill/vent plug.Clean the Screen
1. Remove bolts (1), washers (2) and cover (3). Do not allow spring (4) to fall into the tank.2. Remove spring (4) and screen (5).3. Wash screen in clean nonflammable solvent and allow to dry. Inspect and replace it if it is damaged. 4. Inspect O-ring seals (6) and (7) and replace them if they are worn or damaged.5. Perform Steps 1 and 2 in reverse order for installation procedure. During installation, make sure O-ring seals and spring are properly positioned.Change the Return Filter
1. Remove bolts (1), washers (2) and cover (3).2. Remove spring (4), valve (5) and element (6) from the tank. 3. Inspect O-ring seal (7) and replace it if it is worn or damaged.4. Perform Steps 1 and 2 in reverse order for installation procedure.Change the Pilot Filter
1. Open the access door on the right side of the machine. 2. Clean the area to keep dirt out of the filter base.3. Remove the used element from filter base. This is a cartridge type element. It cannot be reused.4. Clean the filter base.5. Coat the seal of a new filter with clean hydraulic oil and install it in the filter base. Tighten the filter hand tight.6. Close the access door and drive the machine slowly for 10 to 15 minutes while moving each cylinder evenly through several cycles. 7. Return the machine to the position shown and check for oil leaks.8. Stop the engine. 9. Maintain the oil level in the low temperature range for a cold machine and in the high temperature range for a machine at normal operating temperature.10. Slowly loosen the fill/vent plug to relieve any pressure and remove it to add oil if necessary.11. Clean and install the fill/vent plug.Fuel System
Turn the disconnect switch OFF or disconnect the battery when changing fuel filter.Do not fill fuel filter with fuel before installing it. Contaminated fuel will cause accelerated wear to fuel system parts.
Change the Fuel Filter
1. Unlatch and raise the engine hood. 2. Remove and discard the filter.3. Clean the filter mounting base. Be sure all of the old seal is removed.4. Coat the seal of a new filter with clean diesel fuel.5. Install the new filter by hand. When the seal contacts the base, tighten 3/4 turn more.6. Refer to Priming the Fuel System.Clean the Fuel Inlet Screen
Clean the screen whenever a loss of engine power is still apparent after changing the fuel filter. 1. Disconnect the fuel line at the fuel transfer pump. Use a plug to stop the fuel leakage.2. Remove bolt (1).3. Remove screen (2) from bolt (1). Wash screen (2) in