beautypg.com

Troubleshooting, adjustment & service, Mower belt replacement – Briggs & Stratton FB13250BS User Manual

Page 21

background image

20

Troubleshooting, Adjustment & Service

E

D

G

F

B

C

A

Figure 24 - Belt Alignment
A. Blade Drive Pulley
B. Mower Belt
C. Mower Tension Idler
D. Transmission Pulley
E. Transmission Belt
F. Engine Pulley
G. Transmission Tension Idler

MOWER BELT REPLACEMENT

To replace the mower blade drive belt;

NOTE - The traction drive belt will have to be removed
before the mower blade belt can be removed.

1. Remove clutch cover plate (A, Figure 23).

2. On early models only, loosen traction drive belt idler

pulley lock nut (D, Figure 23) for the traction drive.

3. Loosen idler pulley adjustment by rotating adjustment

nut (late models, A, Figure 22) or (early models, E,
Figure 23).

4. Reach through rear of unit to remove traction drive

belt from lower engine pulley (F, Figure 24).

5. Loosen mower belt idle pulley lock nut (B, Figure 23).

6. Loosen idler pulley adjustment by rotating adjustment

nut (C, Figure 23).

7. Reach through rear of unit to remove mower blade

drive belt (B, Figure 24) from engine pulley.

8. Remove mower blade drive belt through blade clutch

access opening.

9. Reverse above steps 1 - 8 to install new belts.

Figure 23 - Belt Adjustments
A. Clutch Cover Plate
B. Mower Blade Idler Pulley Lock Nut
C. Mower Blade Idler Pulley Adjustment Nut
D. Traction Drive Idler Pulley Lock Nut
E. Traction Drive Idler Pulley Adjustment Nut