FILTER GP-TRANSMISSION 4T4760 - Caterpillar

the conditions of these items for the electrohydraulic system:
Oil level
Filter indicator
Hoses, lines, connections, and componentsCheck the Oil Level
Illustration 1 g00760558
(1) Sight gauge
(2) Indicator
Check the oil level in sight gauge (1). The oil should be between the "ADD" and "FULL" marks on the tank.Note: For the proper oil to use, refer to this Operation and Maintenance Manual, "Refill Capacities and Recommendations" topic (Maintenance Section).
If necessary, remove the filler cap. Pour the correct oil into the oil filler.
Clean the filler cap. Install the filler cap. Inspect the Filter Indicator
A plugged filter will have excessive differential pressure. The pressure will cause indicator (2) to enter the red zone.Inspect the indicator. If the indicator is in the red zone, change the filter. For instructions, refer to this Operation and Maintenance Manual, "Electrohydraulic System Oil Filter - Change" topic (Maintenance Section).Inspect the Lines, Connections, and Components
The linkage can move and form a pinch point which can cause personal injury. Keep hands away from the linkage.
Inspect the hoses and lines for wear and leaks. Ensure that the hoses and lines are properly clamped. Inspect the connections for leaks. Ensure that the connections are secure.Inspect the following items for leaks and good condition:
Actuator
Pressure relief valve
PumpMake repairs, if necessary.