c. Pump.
(26, fig. 11-15) to secure tool to rotor.
(f) Use the rotor locking tool to prevent the
(1) Removal.
(a) Remove starter fan housing assembly (3,
crankshaft from turning. If the impeller (17, fig. 11-22) is
stuck and cannot be turned loose, tap it with a light
weight plastic or leather mallet to break it loose, then
(b) Remove four screws (34 and 35, fig. 11-
spin impeller off the shaft.
22) and lock washers (36) holding pump to the vibration
(g) Remove impeller, seal assembly (16), and
mounts (32) on the pump base (31).
(c) Disconnect muffler bracket (22) from
shims (15) from end of crankshaft.
Note:
pump housing (29) by removing two screws (24) and
Determine the number and thickness of
lock washers (23).
(d) Remove four screws (26) securing pump
shims (15) re-moved as an aid to
reassembly.
housing (29) to impeller housing (12). Tap pump
(h) Remove four screws (14) and sealing
housing carefully with a soft mallet to break it loose from
washers (13) securing impeller housing (12) to bearing
the impeller housing. Remove pump housing, two large
housing (7). Remove impeller housing.
gaskets (18), one small gasket (25), and the wear plate
(i) Remove slinger (11) from crankshaft.
(19) from impeller housing.
(e) Connect the fabricated rotor locking tool
(j) Remove five screws
(10)
securing
bearing housing (7) to crankcase (22, fig. 11-20).
Use two nuts on shouldered studs
Remove bearing housing (7, fig. 11-22), which carries
seal (9) and needle bearing (8). Remove gasket (6).
Refer to paragraph 11-31f for instructions for removal of
bearing and seal from bearing housing.
Figure 11-16. Using rotor locking tool to hold shaft.
11-23
