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Troubleshooting, Adjustment & Service
Figure 52. 54” Mower Belt Routing
Figure 53. 54” Mower Deck - Covers Removed
A. Idler Assembly Tension Spring
A
Center
Pulley
Belt
Double V
Outer
Pulley
Outer
Pulley
V Idler
Drive
Pulley
BELT ROUTING VIEWED FROM TOP
FRONT
54” Mower Drive Belt Replacement
1. Remove the mower deck. See Mower Removal and
Installation
2. Remove the taptite screws (A, Figure 51) securing
the belt covers and remove the belt covers (B, D).
3. Using a spring puller or a small rope loop, release the
idler assembly tension spring (A, Figure 53).
4. Remove the old drive belt.
5. Inspect all pulleys for wear or bearing damage.
6. Lubricate the idler arm pivot with multi-purpose lithi-
um grease and check for free movement.
7. Install the new drive belt as shown in the diagram in
Figure 52.
8. Complete installation by following steps 3-1 in
reverse order. When reinstalling the belt covers, be
sure the alignment notches (E, Figure 51) are cen-
tered on the taptite screws (A).
Figure 51. Mower Deck - 54” Mowers
A. Taptite Screws
B. Right-hand Arbor Cover
C. Spring
D. Left-hand Arbor Cover
E. Alignment Notches
E
E
B
A
D
C
A
Gear Box Mounting
Assy. Removed for
Clarity