Maintenance(Continued)
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WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengineand blade.
Disconnectspark plug wire and secure awayfrom spark
plug. Engineand components are HOT.Avoid serious
burns, allow sufficient time for all components to cool.
DrivenandDriveDiscService
If the mower does not propel itself properly, check for the
following problems:
Figure25. Wheel drive components
1. Greaseon the drive disc (A, Figure 25) causing
slippage.
2. Broken or disconnecteddrive 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-Vbelt (D) or engine drive belt (E).
If any of the above (1 thru 5) arecausing problems, service
asfollows:
Cleaning Drive Disc & Driven Disc
If oil or greaseon the drive disc or driven disc is causing
slippage, cleanthe discs asfollows:
1. Wipe awayany 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.
DriveSpringRepair/Replacement
If the drive spring (A, Figure 26) is loose, reconnect. If the
spring is broken, replacewith a new spring.
Note: Usea pair of needlenose pliers to install the drive
spring.
IMPORTANT:If the drive system continues slipping, referto
the Troubleshootingsection.
Figure26: Replacingthe drive spring
Driven Disc Adjustment
If the drive disc and driven disc areclean and the mower
drive is still slipping, adjust the driven disc asfollows:
1. Move the ground speed control (A, Figure 27) into the
'fast' position.
Figure27: Theground speed control
14 www.snapper.com
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