LINES GP-TORQUE CONV COOLER 2287020 - Caterpillar

Never remove the pressure cap from the hydraulic tank if the oil is hot.Air can enter the system and cause pump damage.
Illustration 1 g00786373
The hydraulic oil tank is on the right side of the machine.
Park the machine on level ground. Lower the bucket to the ground with the stick in a vertical position, as shown. If the machine is equipped with a blade, lower the blade to the ground.
Locate the hydraulic oil level gauge. The oil level gauge is on the front face of the enclosure for the upper frame at the lower deck walkway.
Illustration 2 g00784773
For a cold machine, maintain the hydraulic oil level in the low temperature range. For a machine that is at normal operating temperature, maintain the hydraulic oil level in the high temperature range.
Illustration 3 g00784618
Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information that pertains to Containing Fluid Spillage.Note: Perform Step 4 through Step 6 if the oil level is low.
Remove bolts (1), washers (2) and plate (3) from the top of the hydraulic tank.
Illustration 4 g00784629
Slowly loosen the pressure cap on top of the hydraulic tank in order to relieve the internal pressure of the hydraulic tank. Add oil, if necessary.
Clean the pressure cap and install the pressure cap.