Driven And Drive Disc Service - Briggs & Stratton SNAPPER 7800849B Manuel D'utilisation

Driven and Drive Disc Service

WARNING
Amputation Hazard
• DO NOT attempt any maintenance, adjustments or service
with engine and blade running.
• STOP engine and blade.
• Disconnect spark plug wire and secure away from spark
plug.
Burn Hazard
• Engine and components are HOT.
• Avoid serious burns, allow sufficient time for all
components to cool.
If the mower does not propel itself properly, check for the
following problems:
1. Grease on the drive disc (A, Figure 26) 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).
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If any of the above (1 thru 5) are causing problems, service as
follows:
Cleaning Drive Disc and Driven Disc
If oil or grease on 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.
Drive Spring Repair / Replacement
If the drive spring (A, Figure 27) is loose, reconnect. If the spring
is broken, replace with a new spring.
Note: Use a pair of needle nose pliers to install the drive spring.
If the drive system continues slipping, see Troubleshooting .
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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 28) into the FAST
position.
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