Specifications

300 SERIES MAN HOLE DIGGER
FORM GOM12070702, VERSION 1.2
46
8) Clean the surface of the crankshaft with an
appropriate solvent.
Observe all applicable safety precautions for the
solvent.
9) Install the replacement PN 330H-0175 clutch rotor
and shoe assembly on the engine crankshaft with the
hub, including the two set screws, toward the
crankcase. Tighten with the 1/8 inch Allen wrench.
FIGURE 39. The end of the crankshaft fits flush against
the edge of the clutch rotor and shoe assembly.
FIGURE 40.
FIGURE 39
10) Using the 3/16 inch Allen wrench, replace the Allen
type access screw into the side of the transmission
cover. Apply a wicking grade of anaerobic adhesive to
the Allen screw. This will eliminate the screw from
moving during operation of the Hole Digger.
FIGURE 40.
FIGURE 40
11) Install the washer, PN 200682, on the transmission
driveshaft. Apply a small amount of high temperature,
anti-seize compound to the pinion gear journal area of
the driveshaft. Install the replacement PN 3516 clutch
drum and pinion assembly on the driveshaft.
12) Reinstall the primary gear and pinion assembly. If
the existing transmission gasket is damaged, replace
with PN 310-0101 gasket. Use of a transmission
gasket is required to provide for adequate
clearance. Do not substitute a silicon material or
gasket adhesive for a factory approved gasket.
Realign the transmission dowel pins when reinstalling
the engine and cover assembly. Torque all fasteners to
20 foot pounds (27 N.m.) in an "X" sequence.
13) Rotate the final driveshaft and check for excessive
noise and/or binding. If excessive noise and/or binding
is evident, disassemble the transmission and
investigate for probable causes. Reassemble and
retorque to the specified amount. Recheck again for
excessive noise and/or binding.
14) Fill the transmission with oil. Refer to the Service
section for the correct amount and type.