Hydro-Gear Hydrostatic Transaxle
Internal Service
Internal service information is contained in the Hydro-
Gear Transaxle Service Manual, Form # 492-0682.
Fluid Change
The Hydro-Gear transaxle is factory filled, sealed, and
does not require oil changes. However in the event of
oil contamination or degradation, oil replacement may
correct certain performance problems.
Using the Transaxle Removal procedure, remove
transaxle and drain oil from the fluid fill port. Fill unit to
the proper level, refer to "General Specifications" on
page 1 - 4. Reinstall transaxle and perform "Purging
Procedures – Hydro-Gear Transaxle" on page 4 - 8.
Transaxle Removal - Hydro-Gear
1.
Disconnect the negative battery cable from the
battery.
2.
Raise the rear of the tractor and remove the right
and left rear tires. Support the rear frame, just in
front of the transaxle. Remove the fender, seat,
and gas tank. Refer to the "Chassis" section on
page 2 - 16. Remove the center plate between
the seat and the hoodstand (Figure 117).
Figure 117
260 Series Tractor Service Manual
HYDRO-GEAR TRANSAXLE
3.
Disconnect the free wheeling valve rod and the
vent hose clamp (Figure 118).
4.
Remove the cotter pin located on the crown nut for
adjusting the brakes. Remove the crown nut,
brake bracket, brake arm spring and brake rod
(Figure 119).
MVC-132X
Figure 118
Figure 119
MVC-133X
MVC-135X
4 - 1