TM 9-2330-356-14
(4) Install impeller shaft and bearing assemblv
into the seal plate (4, fig. 8-3). Push the seal assembly
.
into intermediate housing (fig. 8-2). Use a soft hammer to
squarely and firmly into the bore of the seal plate.
tap the shaft and bearings into position.
(b) Make sure the impeller shaft is clean
and smooth. Apply light oil to the surface of the shaft
(11). Lip of seal must be towards the inside of cap.
where the seal will contact it.
(c) Slide the seal plate onto end of impeller
(6) Put anew gasket (10) on flange of bearing cap
(11) and carefully slide the bearing cap over threaded end
shaft, using care not to damage the stationary seal.
of the impeller shaft. Use care not to damage the seal (14).
Fasten bearing cap to intermediate housing with four
(d) Slide the rotating seal parts on the
capscrews (12) and lockwashers (13).
impeller shaft as far as they will go.
(7) Install mechanical seal and seal plate
(e) Install the spring of the rotating seal,
making sure that it is seated properly.
other foreign material.
(a) Apply coating of lightweight oil to the
impeller, using shims (1, fig. 8-3) as required to obtain
O-ring of the stationary seal, then install the seal assembly
proper running clearance on the impeller (step e).
8-4
