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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.
4.3.3. DRIVEN DISC ADJUSTMENT
(Continued From Previous Page)
2. Remove driven disc spring from driven disc
assembly. Loosen connector hex nut. See Figure 4.9.
FIGURE 4.9
3. Slide driven disc assembly over to 1/8” from outside
edge of drive disc. Maintaining the 1/8” measurement,
remove any looseness from the linkage. This can be
done by holding the transfer rod and applying pressure
to the left (as viewed from operators position). Then
retighten the connector hex nut securely. See Figure
4.10. Move ground speed control to the first speed
position, then back to the sixth speed position.
Recheck the 1/8” measurement described previously.
Reinstall driven disc spring to driven disc assembly.
FIGURE 4.10
4.3.4. Replacing Rubber Driven Disc Ring
If the rubber ring is badly chunked or worn down to
within 1/16” of the metal rim of the driven disc hub, it
must be replaced. Install new rubber ring 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.
FIGURE 4.11
(Continued On Next Page)
1/8” MEASUREMENT TO
OUTSIDE EDGE OF DRIVE
DISC
DRIVE
DISC
SLIDE DRIVEN
DISC ASSEMBLY
TOWARD OUTSIDE
EDGE
TRANSFER
ROD
CONNECTOR
CONNECTOR
HEX NUT
OUTSIDE
EDGE
CONNECTOR
CLIP
SPEED CONTROL
ROD
TRANSFER
ROD
DRIVEN DISC
ASSEMBLY
DRIVE
DISC
DRIVEN DISC
SPRING
TRANSFER
ROD
CONNECTOR
CONNECTOR
HEX NUT