service report where you describe the replacement of pump stack + filter.

I have a for hydraulics I need someone who has extensive experience with hydraulic maintenance
The task is need that someone can read the hydraulics form.
explain how it works and i need a good presentation on powerpoint this is important



that is the task

Change HPU pump stack 1:

- Circulation pump

- 2 x Main pumps
-Filter change:
- Return filters
-Leak oil filter (drain)


it's urgent