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.
SLIDE DRIVEN
DISC ASSEMBLY
TOWARD OUTSIDE
EDGE
1/8" MEASUREMENT TO
DISC
\
\
t
/
CONNH_uT _]
DRIVEN DISC
DRIVE /-- CON NECTOR_[
EDGE
DRIVEN DISC
SPI
TRANSFER_
ROD
HEX NUT
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 4.9
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.
SPEED CONTROL
ROD
FIGURE 4.11
14
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