Toro Groundsmaster 455-D Service Manual page 241

Installing Gearbox and Drive Pulley
1. If replacing rubber mounts for gearbox support, use
soapy water or lubricant to ease installation. Install
left-hand mounts from top and right-hand mounts from
bottom of bracket as shown.
2. Install gearbox to support bracket with with four (4)
capscrews.
3. Slide pulley onto gearbox output shaft and secure by
tightening two (2) capscrews.
4. Check the alignment of the gearbox pulley with
adjacent spindle pulleys. Loosen and relocate the gear ­
box pulley, if necessary.
5. Mount rear end of gearbox support to deck channels.
Leave capscrews and nuts loose. Lift front of gearbox
support and install belt around gearbox pulley.
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Groundsmaster 455-D
6. Secure front of gear box support to deck channels
with capscrews and nuts. Tighten capscrews and nuts
securing rear of gearbox support to deck channels.
7. Install drive shaft cover to gear box support with (4)
flange head screws.
8. While holding idler pulley adjuster in position, care­
fully remove capscrew securing idler adjuster tube to
tube sleeve. Allow idler pulley to release, tensioning
belt.
9. Check idler pulley adjustment (see Belt Tension Ad­
justment).
10. Install belt covers.
11. Remove the gear box fill plug and check plug. Add
SAE 80W90 API GL-5 gear lube until level is to the
bottom of the check plug hole. Install plugs in gear box.
Page 8 - 21 Repairs