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Figure 20
Figure 21
7.2 HYDRO-GEAR FLUID
RECOMMENDATIONS
The fluids used in Hydro-Gear transaxles have been
carefully selected, and only equivalent or better
products should be used.
Typically, an engine oil with a minimum rating of 55 sus
at 210
o
F and an API classification of SH/CD is
recommended. A 20W-50 engine oil has been selected
for use by the factory.
7.3 HYDRO-GEAR TRANSMISSION
REMOVAL
1. Place the unit on a flat surface and remove the
negative lead from the battery and the spark plug
lead from the spark plug.
2. Remove key and spark plug wire.
3. Raise and block the unit frame on jack stands
behind the transaxle in the frame.
4. Remove the rear wheels by removing the lug nuts
holding the wheels to the axle hub.
5. Release the transmission belt tension spring and
remove the transmission belt from the input sheave
on top of the transaxles.
6. Release the parking brake.
7. At the end of each brace rod (Figure 21) remove
the hairpin and pull the rods away from the
transmission.
8. At the end of each steering link, (Figure 20 and
Figure 21) remove the hairpin and pull the links
away from the transmission.
9. Remove the dump rod from the transmission.
10.Do not remove or loosen the hardware on the
transaxle sub-frame at this point.
11.Support the transaxles with a floor jack from the
rear of the tractor.
12.Remove the two right and left front anchor bolts
holding the transaxle to the tractor frame and
remove the two rear anchor bolts from the left and
right side holding the transaxle to the units frame
and lower jack.
13.With the transaxle assembly removed from the
units frame, place the axle assembly on a flat work
surface.
PE0260
1. Dump Rod
2. Anchor Bolts
1
2
2
2
2
M
odel EZT 915065, 502
Model IZT 915055, 057, 059, 067, 501
2
1
3
4
5
1. Dump Rod
2. Anchor Bolts
3. Axle Support Bracket
4. Axle Brace Rod
5. Axle Brace
Weldment