13. Using a small screwdriver, remove shaft seal
assembly (60) from mounting flange (2) See Fig 117.
Remove O-ring (57) Press shaft seal from retainer using
an arbor press and a 21/2 inch plug.
Removing motor shaft assembly
Removing shaft seal retainer
14 Remove motor shaft (1) and assembled parts ((38),
(58), (49) and inner race of (44) ), by pulling straight up
from mounting flange as shown in Fig 206.
15. Inspect ball bearing (38) for galling, roughness or
cage cracks. If damaged, remove retaining rings (58)
Motor shaft assembly
using truarc pliers and press ball bearing (38) from shaft
16. Inspect inner race of roller bearing (44) for galling or
roughness. If no damage is apparent and no damage
was observed when the outer race was inspected, do not
Keep Dynapower parts and work area absolutely clean at
remove inner race from shaft If damage was observed
on either the inner or outer race, both must be replaced
Remove retaining ring (49) and slide inner race of
Shaft and bearing failures are often of a fatigue type. If
bearing (44) from shaft (1).
the motor has had a lot of use, replace these parts as
This completes disassembly of the Dynapower motor.
they may be near the fatigue point.
Use new gaskets and seals, except as noted.
1. If either Inner or outer race of roller bearing (44) Is
rough or galled, replace inner race and outer race as a
matched set only Place new inner race on shaft (1) and
install retainer ring (49).
2. If previously removed, install inner retainer ring (58).
If damaged, install a new ball bearing (38)