Gearbox Removal And Installation - Toro Groundsmaster 455-D Service Manual

Gearbox Removal and Installation

Removing Gearbox and Drive Pulley
1. To relieve tension on center deck belt, pull back on
idler pulley until holes in idler adjuster tube and tube
sleeve are aligned. Thread a 5/16-18 capscrew into
holes retaining parts.
2. Disconnect drive shaft from gearbox input shaft.
CAUTION
Do not start the engine and engage the P.T.O.
when the P.T.O. shaft is not connected to the
gearbox. If engine is started and the P.T.O.
shaft is allowed to rotate, serious injury could
result.
4. Remove (2) flange head screws securing drive shaft
cover to gearbox support and remove cover.
5. Remove four (4) sets of capscrews and nuts securing
gearbox support to deck channels.
6. Remove gearbox support with gearbox attached.
7. Loosen two (2) capscrews securing pulley to gearbox
output shaft and slide pulley off of gearbox output shaft.
8. Remove four (4) capscrews securing gearbox to
gearbox support and remove gearbox.
Repairs
2
Page 8 - 20
Figure 31
1. Gearbox support
2. Capscrews & nuts
Figure 32
Groundsmaster
1
2
®
455-D