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Section 4 - REPAIR & ADJUSTMENTS
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.
4.3.4. Replacing Rubber Driven Disc Ring
(Continued From Previous Page)
2. Using needle nose pliers, unhook the drive spring
and slide the driven disc assembly off the hex shaft.
See Figure 4.12.
3. Remove the five machine screws and plate, which
secure the rubber ring to the driven disc hub. See
Figure 4.13.
4. Install new rubber ring.
5. Reverse above procedures for reassembly and
installation.
FIGURE 4.12
FIGURE 4.13
4.3.5. Replacing Bearing In Driven Disc Assembly
If the driven disc bearing fails, remove the driven
disc assembly and replace bearing as follows:
1. Using a small flat blade screwdriver, free the clip
from the transfer rod. Then remove the transfer rod
from the clip and the speed control rod. See Figure
4.11.
2. Using needle nose pliers, unhook the drive spring
and slide the driven disc assembly off the hex shaft.
See Figure 4.12.
3. Remove snap ring that secures driven disc hub
to thrust plate. See Figure 4.14.
FIGURE 4.14
4. Slide the hub assembly out of the bearing.
5. Remove the four screws.
6. Remove bearing and replace with new bearing.
7. Reassemble components in reverse order.
SHIM
WASHER
SNAP
RING
THRUST
PLATE
BEARING
REMOVE FOUR
MACHINE SCREWS
DRIVEN DISC
PLATE
DRIVEN
DISC HUB
RUBBER
DISC
DRIVE DISC
ASSEMBLY
MACHINE
SCREWS
DRIVEN DISC HUB
RUBBER
RING
PLATE