Maintenance (Continued)
Maintenance
! | WARNING | ! |
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. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool.
Driven Disc Replacement (Continued)
2.Using needle nose pliers, unhook the drive spring (A, Figure 31) and slide the driven disc assembly off the hex shaft.
3.Remove the two snap rings (A, Figure 32) 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.
A
Figure 31: Removing the driven disc assembly
Driven Disc Bearing Replacement
IMPORTANT: 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. Refer to the Section entitled “Driven Disc Replacement”.
2.Remove both snap rings (A, Figure 32) 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.
D |
C |
A
B |
Figure 32: Replacing the driven disc
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