Toro Lawn-Boy Precision Z320H, Руководство по обслуживанию

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HYDRO-GEAR TRANSAXLE
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Z Service Manual
Hydro-Gear (310-2200) EZT™
Transaxles
Internal Service
Internal service information is contained in the Hydro-
Gear Transaxle Service Manual, Form # 492-4778.
Note: Under warranty, the transaxles should NOT be
disassembled or internally repaired, unless authorized
by either your Distributor Service Manager or The Toro
Company.
Fluid Change
The Hydro-Gear transaxles do not require periodic oil
changes under normal conditions. In the event of oil
contamination or degradation, oil replacement may
correct certain performance problems.
Using the “Transaxle Removal” procedure”, remove the
transaxle, and drain the oil through the fluid fill port. Fill
unit to the proper level; refer to “General
Specifications” on page 2 - 2. Reinstall transaxles and
perform “Purging Procedures – Hydro-Gear
Transaxles” on page 4 - 8.
.
Transaxle Removal
The right and left transaxles are secured to a hydro
mount frame. The hydro mount frame is fastened to the
main frame. If either one of the transaxles need to be
removed from the unit, the whole hydro mount frame
must be removed with both transaxles on it.
1. Disconnect the negative battery cable from the
battery.
2. Raise the rear end of the unit and remove the right
and left rear tires (Figure 29).
Figure 29
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3. Install jack stands in front of the transaxles (Figure
30).
Figure 30
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4. Remove the hydrostatic transaxle drive belts, refer
to “Belt Replacement” on page 3 - 7
.
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