MTD 770 Lawn Mower User Manual


 
26 sectiOn 7— service26 sectiOn 7— service
Route the new belt as shown in and Fig. 7-7, 7-8 or 7-9,
depending on your specific sized deck.
Remount the belt guards removed earlier.
6.
7.
Figure 7-7
Deck Idler Pulley
Engine Pulley
Idler Bracket
38-Inch Deck
Changing the Lower Deck Belt (46” Decks)
NOTE: Several components must be removed in order to change
the tractor’s lower deck belt. See an authorized MTD Service
Dealer to have your lower drive belt replaced or phone Customer
Support as instructed on page 2 for information on ordering a
Service Manual.
Changing the Transmission Drive Belt
NOTE: Several components must be removed and special tools
(i.e. air/impact wrench) in order to change the tractor’s drive belt.
See an authorized MTD Service Dealer to have your drive belt
replaced or phone Customer Support as instructed on page 2 for
information on ordering a Service Manual.
Figure 7-6
Idler pulleys
Idler pulley nuts