Toro TIMECUTTER HD 75212 - Hydro Change Procedure

7-7
Digital Edition - TIMECUTTER® HD Service Manual
April 2017
Table of Contents
HYDROSTATIC DRIVE SYSTEM
Drive
Hydro Change Procedure
1. Remove the lter.
2. Drain the hydraulic oil.
3. Install a new lter.
4. Remove the top port plug (A) (Figure 6).
5. Remove the breather hose and ll vent located on the top of the hydro.
6. Fill approximately 2 qts. of Toro HYPR-OIL® 500 or 20W-50 engine oil to the level of the top port plug hole.
7. Re-install the top port plug (A) (Figure 6).
8. Re-install the breather hose.
9. Perform purging procedure, see “Purging Procedure,” chapter 7, page 7-8.
Figure 6
A
B
A. Top Port Plug
B. Breather Hole