SECTION 7
TRANSMISSION
FIGURE 7-66.
FIGURE 7-64.
(2). Press the counter-shaft into the interme-
surfaces.
diate gear. Secure the gear with the other
snap ring.
b. Use solvent to clean gears, shafts and
bearings.
NOTE: The gear hub must be away from the
bearing or the high gear cannot be
c. When drying bearings with air, do not
engaged.
spin them or the dry surfaces may wear
quickly.
(3). Press the drive gear and bearing on the
d . Inspect shafts and shifter fork for
excessive wear and replace them as necessary.
NOTE: The bearing snap ring should be close
The shaft bores should not be elongated.
to the gear.
e. Inspect gears and splines for wear, nicks,
b. Lower the countershaft and gear assembly
burrs and chips. Minor defects can be removed
into the transmission, rear end first and guide
with fine sandpaper or India stone.
this end through its bore in the back of the
7-70.
REASSEMBLY OF 3-SPEED RANGE
TRANSMISSION.
c. Push the countershaft Into its rear bore
nearly to the intermediate gear. Place a 2x4
a. Assemble the countershaft as follows:
wooden block between the front of the shaft
and case. Rest the case on its front face and
(1). Install a snap ring in the groove closest
the countershaft on the block. Set the rear
to the low gear.
bearing on the countershaft, snap ring out.
Drive the bearing onto the shaft using a sleeve
which contacts the bearing inner race only (see
NOTE: Install the low driver gear with the
dental teeth toward the sliding gear.
d. Insert the small splined end of the output
shaft through the low driven gear. Fill the
space between the gear and shaft with needle
bearings with oil or grease. Manually spin the
gear. Slide the wear plate over the splined end
FIGURE 7-65.
7-19.