Briggs & Stratton Legacy XL Operator's Manual page 40

54" & 61" Mower Drive Belt Replacement
1. Remove the mower deck. See Mower Removal
and Installation
2. Remove the screws securing the belt covers and
remove the belt covers.
3. Using a spring puller or a small rope loop, release the
idler assembly tension spring (A, Figure 51).
4. Remove the old drive belt (B).
5. Inspect all pulleys for wear or bearing damage.
6. Lubricate the idler arm pivot with multi-purpose lithium
grease and check for free movement.
A
61"
A
40
7. Install the new drive belt as shown in the diagram in
Figure 52.
8. Reinstall the belt covers. Be sure the alignment notches
are centered on the screws.
9. Install the mower deck and run under no-load for five
minutes to break in the new belt.
B
Figure 51
BELT ROUTING VIEWED FROM TOP
Outer
Pulley
V Idler
Center
Pulley
FRONT
Outer
Pulley
Drive
Pulley
Belt
Double V
Figure 52