NUT 0345684 - Caterpillar

Illustration 1 g02949640
(1) Front Differential Fill Plug
(2) Front Differential Drain Plug
(3) Front Differential Level Check Plug
Illustration 2 g03590601
(1) Rear Differential Fill Plug
(2) Rear Differential Drain Plug
(3) Rear Differential Level Check PlugNote: Access to the indicated rear axle fill plug may be restricted, use the level plug to fill, and obtain oil samples.Note: To fill the rear axle an oil pump will assist filling of the rear axle.
Illustration 3 g02949658
Planetary Final Drive Plug
Remove the front Differential Level Check Plug to check the oil level.
Maintain the oil level at the bottom threads of the plug. Add oil, if necessary.
Clean the plug and install the plug.
Repeat step 1 to step 3 for the rear differential.
Rotate the wheel so that the plug is at the side, horizontal with the center of the wheel. Remove the plug.
Maintain the oil level at the bottom threads of the plug. Add oil, if necessary.Note: An oil pump is needed to refill the rear diff , as the fill point cannot be accessed with a container of oil (Rear only).
Clean the plug and install the plug.
Repeat step 5 to step 7 for each wheel.