Toro TITAN Service Manual page 78

Hydrostatic Drive Transmission Installation
Hydrostatic Drive System: Service and Repairs
Note: These steps are shown replacing the right side hydrostatic drive
transmission. All of the same steps apply to the left side hydrostatic drive
transmission.
1. Lift and support the transmission, and install the 2 outer frame mounting bolts
and nuts as shown. Do not fully tighten at this time.
g321836
1. Outer mounting bolts to frame bracket
2. Front mid-mounting bolts to frame bracket 5.
3. Rear mid-mounting bolts to cross member
rear
2. Align the hydro cross plate and install the 4 bolts (2 bolts per side) through
the cross plate and the transmission. Do not tighten at this time.
3. Install the rear and front hydro mounting 4 bolts and nuts per side (3 in the
rear, 1 in the front). Do not tighten at this time.
Note: The proper torque sequence, as outlined below, is critical in avoiding
damage to the hydrostatic transmissions and the frame.
• Tighten the front mounting bolt through the frame bracket.
• Tighten the hydro cross plate bolts.
• Tighten the rear hydro mounting bolts.
• Tighten the 2 outer mounting bolts.
4. Remove the protective cap from the hydraulic oil nipple, install the overflow
tube, and move the hose clamps into place.
Figure 67
4. Bottom mounting bolts to cross plate
Front inner mounting bolts to frame bracket
Page 6–12 Titan Service Manual
3438-774 Rev A