Husqvarna R 318X Workshop Manual page 47

9.5.12.4 To assemble the rear transmission
To keep the hydraulic system
Obey the instructions in
clean on page 41 .
CAUTION: Hold the connection nut with a
wrench to prevent damage to the pipes or the
elbow nipples.
1. Assemble the rear transmission in opposite
sequence in relation to disassemble. See
disassemble the rear transmission on page 45 .
2. Lubricate the axles with corrosion protection before
attaching the wheels.
Note: The spacer sleeves in the wheels have
different lengths. Left: 36.3 mm + washer. Right:
45.5 mm, no washer. Do not mix up with the front
axle spacer sleeves.
3. Lightly lubricate the pipe couplings before you
assemble.
4. Fill with oil and bleed the hydraulic system. See
bleed the drive system on page 43 .
5. Do a check of and adjust speed coordination
between the front wheels and rear wheels. See
adjust the wheel speed on AWD products on page
50 .
9.5.13 To replace the shaft seals of the hydrostatic
transmission
9.5.13.1 To replace the input shaft seal of the
hydrostatic transmission
CAUTION: The area around the seal must be
clean. Dirt in the transmission oil can decrease
the lifetime of the hydrostatic transmission.
1. Remove the cooling fan circlip and then the cooling
fan.
2. Lift the belt pulley up from the input shaft and
remove the circlip below the belt pulley.
3. Clean all the dirt and corrosion from the input shaft
and the area around the seal.
855 - 002 - 28.03.2019
4. Put a screwdriver between the seal and the shaft,
and remove the seal out of the shaft housing.
To
5. Wind insulating tape around the input shaft to
prevent damage to the new seal from splines and
grooves. Wind from the bottom and continue to the
end of the shaft.
To
To
6. Put grease on the shaft and on the inner side of the
new seal to make the seal move easily.
7. Put the seal on the shaft with the smooth side up
and press down carefully.
8. Use the thick end of ¼ in extension to carefully tap
down the seal. Move the extension around the seal
until the seal is level with the top edge of the shaft
housing.
9. Remove the insulation tape from the shaft and
attach the lower circlip and belt pulley with the
hexagonal hub up.
10. Attach the fan with the washer and the top circlip.
Repair instructions - 47