Quadivator ST50 Assembly/Operators/Parts Manual page 29

8.7 Adjustment of the Auger Drive Chain
The auger drive chain is located on the LHS of the ST50 Housing
8.8 Replacement of Auger Drive Chain
The impeller drive chain can be changed by removing the auger drive shield on the LHS of the
ST50 and locating the connector link on the chain. Remove the clip and the retaining link and then
take the old chain from the ST50 drive and replace with a new chain and connector link!
ALWAYS replace the chain drive shield on the LHS of the ST50 Snow Thrower.
NEVER, NEVER operate the ST50 Snow Thrower without the chain drive cover
securely in place!
Remove the LHS chain drive
shield – 4 Bolts in total!
Move the idler sprocket down
to increase the chain tension –
bottom deflection should be
no more than +/- 3mm (1/8").
ALWAYS replace the chain
drive shield.
NEVER, NEVER operate the
ST50 without the chain drive
cover securely in place!