Snapper 7800979-00 Manual Del Operador página 24

2. Using needle nose pliers, unhook the drive spring (A,
Figure 34) and slide the driven disc assembly off the hex
shaft.
3. Remove the two snap rings (A, Figure 35) which secure
the rubber driven disc (B) to the driven disc assembly.
4. Install a new rubber driven disc onto the driven disc
assembly, and secure with the retaining rings.
5. Reverse the above procedures for reassembly and
installation of the driven disc assembly.
34
Driven Disc Bearing Replacement
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.
The bearing on these machines is staked into the thrust plate.
The bearing will have to be driven out with a mallet and a
large punch. A new bearing with four retaining screws will
have to be purchased to replace existing bearing.
If the driven disc bearing requires replacement, replace the
bearing as follows:
1. Remove the driven disc assembly. See Driven Disc
Replacement .
24
2. Remove both snap rings (A, Figure 35) that secure the
rubber driven disc (B) to the thrust plate.
3. Slide the rubber driven disc hub out of the bearing.
4. Drive out the existing bearing (C).
5. Install a new bearing and secure to the thrust plate with
four retaining screws. Tighten the screws securely.
6. Reassemble the components in reverse order.
Note: Be sure to replace the shim washer (D) when
reassembling the driven disc assembly.
35
Replacing the Bearing on the Pulley End of the Hex
Shaft
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.
The bearing on these machines is staked into the thrust plate.
The bearing will have to be driven out with a mallet and a
large punch. A new bearing with four retaining screws will
have to be purchased to replace existing bearing.
To replace the bearing on the pulley end of the hex shaft:
1. Hold the hex shaft with an adjustable wrench held next to
the pulley.
2. Remove the 3/8" hex lock nut (B, Figure 36), located on
the outside of the right wheel bracket.
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