Pto Clutch Belt Replacement - Briggs & Stratton SnapperPRO S800X Series Operator's Manual

Maintenance
Fine Adjustment Procedure
1. Loosen the jam nut (A, Figure 49) and turn the fine
adjustment bolt (B) to adjust the deck height until the
front measurement equals 4" (10,2 cm) and the back
measurement equals 4" (10,2 cm)
• Turn the bolt CLOCKWISE to raise the deck.
• Turn the bolt COUNTER-CLOCKWISE to lower the
deck.
2. Position the outside mower blades so that they face
front-to-back.
3. Re-measure from the front tip of the blade from the
cutting edge to the ground. Measure from the rear tip of
the blade from the cutting edge to the ground. Repeat
the process for the other side of the machine.
3. Once the measurements equal 4" (10,2 cm), re-tighten
the jam nut.

PTO Clutch Belt Replacement

1. Park the tractor on a smooth, level surface such as a
concrete floor. Disengage the PTO, engage the parking
brake, turn off the engine, and remove the ignition key.
2. Raise the hood to gain access to the PTO clutch belts (A,
Figure 50) located on the rear of the engine.
3. Loosen the belt tension anchor jam nut (B).
4. Loosen the belt tension anchor bolt (C) to release the
tension exerted on the PTO clutch belt.
5. Remove the belt tensioner spring (D).
6. Remove the old PTO clutch belts and replace with new
ones. Make sure the V-side of the belts runs in the
pulley grooves.
7. Install the new PTO clutch belts on the engine pulley (E)
and the drive shaft pulley (F).
8. Re-install the belt tensioner spring
9. Tighten the belt tension anchor bolt until the coil-to-coil
measurement of the belt tensioner spring equals 5-1/4"
(13,34 cm).
10. Once the belt tensioner spring measurement equals
5-1/4" (13,34 cm). tighten the belt tension anchor jam
nut.
11. Close the hood and secure with the hood latches.
10. Run the mower under no-load condition for about 5
minutes to break-in the new belt.
44
Figure 49. Fine Adjustment of the Deck Cutting Height
A. Jam Nut
B. Fine Adjustment Bolt
E
B
G
Figure 50. PTO Clutch Belt Replacement
A. PTO Clutch Belts
B. Belt Tensioner Anchor Jam Nut
C. Belt Tensioner Anchor Bolt
D. Belt Tensioner Spring
E. Engine Pulley
F. Drive Shaft Pulley
G. Idler Arm
B
A
5-1/4"
13,34 cm
D
A
C
F
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