Replacing oil seal on tractor Yanmar AF-series

Below is an illustrated guide to replacing oil seals on Kubota AF-series tractors. This time, we used Yanmar AF17 tractor as example for the guide.

Replacing oil seals on tractor Yanmar AF17 step by step
First, disassemble front gear box.
Detached front bearing case.
Take out the tie rod.
This is front gear case's top.
Take out front gear box from the front gear case.
This is second front axis.
Check oil seal's attaching point at the front gear case.
Detach second front axis from front gear case as shown.
Front gear box after disassembling.
Front gear case, oil seal after disassembling and taking out the bearing.
Front bearing case and front spindle after disassembling.
Attach oil seal and bearing.
Set up front spindle to the front bearing case.
Insert oil seal into the front gear box. Finish.