Repair manual

Disassembly and Assembly WM 80 Repair
132 wc_tx000523gb.fm
10.21 Crankshaft Bearings
See Graphic: wc_gr002913
Press Method Removal:
This procedure requires special tools P/N 0023338, split ring puller (a);
and P/N 0023339, crank support tube (b). It also requires the use of an
Arbor press or equivalent.
10.21.1 Place the two halves of the split ring puller around the bearing on the
crankshaft. If necessary, tap gently on the ring halves to seat them
under the bearing.
10.21.2 Secure the complete assembly in the crank support tube.
10.21.3 Using an Arbor press, press on the end of the crankshaft until the
bearing breaks free.
Note: Support the crankshaft as it slides from the bearing.
Extractor Method Removal:
If a press is not available, the bearings can be pulled from the shaft
using the following special tools: P/N 0013288, extractor (c); P/N
0017328, half shell (d); and P/N 0013290, holding ring (e).
10.21.4 Assemble the tools to the bearing as shown.
10.21.5 Turn the center bolt of the extractor until the bearing breaks free of the
shaft.