Drivenand Drivediscservice - Snapper P2167519B (7800218 Safety Instructions & Operator's Manual

Maintenance(Continued)
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WARNING
DO NOTattempt any maintenance, adjustments or service
with engine and blade running. STOPengine and blade.
Disconnect spark plug wire and secure away from spark
plug. Engine and components are HOT.Avoid serious
burns, allow sufficient time for all components to cool.
Drivenand DriveDiscService
If the mower does not propel itself properly, check for the
following problems:
Figure 25. Wheel drive components
1. Greaseon the drive disc (A, Figure 25) causing
slippage.
2. Broken or disconnected drive spring (B).
3. Driven disc (C) is out of adjustment.
4. Driven disc rubber is worn - does not contact drive disc
properly.
5. Worn Poly-V belt (D) or engine drive belt (E).
If any of the above (1 thru 5) are causing problems, service
as follows:
Cleaning Drive Disc & Driven Disc
If oil or greaseon the drive disc or driven disc is causing
slippage, clean the discs as follows:
1. Wipe away any oil or grease with a clean cloth.
2. Use either an approved grease solvent or hot, soapy
water to clean drive disc or driven disc.
3. Rinse components with clean water.
4. Dry components with a clean cloth.
DriveSpring Repair/Replacement
If the drive spring (A, Figure 26) is loose, reconnect. If the
spring is broken, replacewith a new spring.
Note: Use a pair of needle nose pliers to install the drive
spring.
IMPORTANT: I f the drive system continues slipping, refer to
the Troubleshooting section.
Figure 26: Replacing the drive spring
Driven Disc Adjustment
If the drive disc and driven disc are clean and the mower
drive is still slipping, adjust the driven disc as follows:
1. Move the ground speed control (A, Figure 27) into the
'fast' position.
Figure 27: Theground speed control
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