TM 9-2330-356-14
(3) Intermediate Housing Assembly. The
(3) If wear ring (9) is being replaced, install new
arrangement of the bearings, spacer, seals, and impeller
wear ring in bore of volute (7). Make sure the ring is
shaft in the intermediate housing are the same as the
squarely and firmly seated in the bore.
4-inch pump. To disassemble the intermediate housing,
(4) Install impeller (10) on impeller shaft and
tighten securely.
d.
Cleaning. See paragraph 5-8.
(5) Install new gasket (11) over studs (8) on
volute (7). Carefully install the seal plate and
e.
intermediate housing assembly over studs (8) on volute,
inspection and repair of remainder of parts.
(6) Rotate the pump by hand to make sure the
f.
impeller is not binding or scraping. Shims (12) can be
added behind the impeller to center the impeller in the
(1) Assemble seals, bearings, spacer, and
volute. The clearance between the front of the impeller
and the seal plate should be equal to the clearance
between the back of the impeller and the pump casing
(2) Install mechanical seal and seal plate using
fig. 5-5) to
intermediate housing with eight capscrews (28)
g. Installation. Install pump and pump coupling
and lockwashers (27).
Section Ill. HOSE REELS
(e) Remove the six screws (25) and
lockwashers (26). Remove the ring gear (27) and six
spacers (28).
a.
(f) Remove six capscrews (29) securing the
b.
bevel gear (30) to the disc (22). Remove the bevel gear.
(1) Drum Disassembly.
(g) Remove capscrew (31), lockwasher (32),
and nut (33) securing the adapter elbow (34) to the axle
shaft (35). Remove the adapter elbow (34). Remove four
(a) Remove two capscrews (1), lockwashers
capscrews (36) and lockwashers (37), and remove the
(2), and flat washers (3) securing the pinion bearing
outlet elbow (38) and O-ring (39). Discard the O-ring.
assembly (hose reel lock) (5) to the front frame (6).
Remove four capscrews (40) and lockwashers (41), and
Remove the pinion bearing assembly (5), spacer (4), and
remove outlet adapter (42) and O-ring (43), Discard the
guard (75).
O-ring.
(b) Attach a suitable hoist to drum (48), and
(h) Remove drum (48).
remove two capscrews (7), flat washers (8), lockwashers
(9), and nuts (10). Then remove two capscrews (11), flat
(i) Loosen set screw (44), and pull axle shaft
washers (12), lockwashers (13), and nuts (14). Lift drum
(35) and bearing and collar (45) from the disc (46) and
assembly from front and rear frame (6 and 15), and place
collar (47). Put axle shaft in a bench vise and loosen set
on a suitable workbench. Be sure to keep the two spacers
screw on bearing collar. Use a punch to rotate collar
(16 and 17) with the drum assembly.
clockwise to release bearing and collar from axle shaft.
(c) Remove six capscrews (18) and
NOTE
lockwashers (19) securing the swivel joint (20) to the
Take note of how many thrust washers, If any,
adapter elbow (34). Remove the swivel joint (20) and
are used between spacers and disc.
O-ring (21). Discard the O-ring.
(j) Remove six nuts (78), lockwashers (77),
(d) Remove six nuts (76), lockwashers (77),
and studs (23) securing the disc (22) to the six spacers (24).
studs (49), and thrust washers (50). Remove six spacers
Remove the disc.
(24).