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SECTION 6A
FUEL SYSTEMS AND GOVERNORS
Throttle Shaft - 4 Styles
Choke Shaft Bushing
Bras:
Choke Detent
Ball And Spri
Te
all
And Springs
Sew
Choke Shaft
Bushing
Choke Shaft
Choke Lever
(Reused)
#2-56x7/32" or
#3-48x7/32"
Brass Screw
For Models M18 and M20 (1" Carb.)
#3-48х7/32"
©
7 ~~
Battie Gasket
i
#2-56x7/32" or
43-48x7/32"
Brass Screw
SS Throttle
Lever
(Reused)
5 Screws
aA
Bow! Gasket
E
Throttle Shaft Bushing
Installation Tool
Figure 6A-8. Throttle and Choke Shaft Replacement Kits.
Remove Throttle Plate and Throttle Shaft;
Transfer Throttle Lever
1. To ensure correct reassembly, mark throttle plate
and carburetor body with a marking pen. Also
take note of throttle plate position in bore, and
throttle lever position.
. Carefully and slowly remove the screws securing
the throttle plate to throttle shaft. Remove and
save the throttle plate as it will be reused.
File off any burrs which may have been left on
throttle shaft when screws were removed.
Remove the throttle shaft from carburetor body.
Remove and discard the foam rubber dust seal
from throttle shaft,
5. Remove/transfer throttle lever as follows:
а. Note the position of the throttle lever with re-
spect to the cutout portion of throttle shaft.
Carefully grind or file away the riveted portion
of shaft; remove throttle lever.
. Carefully compare the old shaft to the new
shafts from kit. Select the appropriate new
shaft and discard the old shaft.
. install throttle lever to throttle shaft. Make
sure lever is installed correctly as noted in
Step a.
. Apply Loctite® to threads of (1) 42-56 x 7/32"
brass screw (use 43-48 x 7/32" screw with
2-49/64" shaft); secure lever to shaft.
b.
6A.8
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