TM 5-1940-322-24
0167 00
HYDROJET ASSEMBLY REPAIR (Contd)
ASSEMBLY (Contd)
13.
Install cone (2) on impeller shaft (4), seating cone (2) against impeller shaft (4) shoulder. Install
key (1), impeller (3), retaining pin (6), shaft sleeve (8), washer (9), and new locknut (10) on impeller
shaft (4). Do not apply sealing compound or tighten locknut (10) until shaft/impeller locking tool
TD-321273 is installed.
14.
Position shaft/impeller locking tool plate (12) over shaft sleeve (8) and on
studs (13) of intake housing (5). Install three screws (11) on impeller hub (7). Apply light coat of
sealing compound (243) to threads of impeller shaft (4) and tighten locknut (10) to 172192 lb-ft
(234260 Nm). Remove three screws (11) and shaft/impeller locking tool plate (12) from impeller
hub (7), impeller shaft (4), and intake housing (5).
CAUTION
Tailpipe housing must be supported at all times when pushing
housing over impeller shaft and onto studs. Failure to comply may
result in damage to equipment.
15.
Apply light coat of grease to new gasket (14) and install gasket (14) and tailpipe housing (15) on
shaft (4) and intake housing (5). Apply light coat of sealing compound (243) to studs (13) and install
eight insulator washers (31), washers (30), and new locknuts (29) on studs (13). Tighten locknuts (29)
to 2325 lb-ft (3134 Nm).
16.
Apply light coat of sealing compound (243) to threads of studs (17) on tailpipe housing (15) and install
end cone (18) on studs (17) with four washers (24) and new locknuts (23). Tighten locknuts (23) to
12.514 lb-ft (1719 Nm).
17.
Apply light coat of sealing compound (243) to threads of stud (19) on end cone (18) and install
anode (20) on stud (19) with washer (22) and new locknut (21). Tighten locknut (21) to 4448 lb-ft
(6065 Nm).
18.
Apply light coat of sealing compound (243) to studs (16) of tailpipe housing (15) and install hydrojet
nozzle (25) on studs (16) with four insulator washers (28), washers (27), and new locknuts (26).
Tighten locknuts (26) to 103110 lb-ft (140150 Nm).
19.
Remove driveshaft support tool TD-321257 from around impeller shaft (4) and inspection cover (33)
opening.
20.
Install new O-ring (34) and inspection cover (33) on top of intake housing (5) with three wing
nuts (32).
21.
Install scoop hydrojet assembly in boat (WP 0142 00).
22.
Install hydraulic pump, mounting bracket, and hoses (WP 0133 00).
23.
Install scoop hydraulic cylinder and hoses (WP 0135 00).
24.
Install main frame bracket, control linkage, control valve hoses, and scoop hydraulic control valves
25.
Install scoop hydraulic reservoir (WP 0131 00).
26.
Fill scoop hydraulic reservoir with oil (WP 0012 00).
27.
Install pivot, rod, and hydrojet steering deflector (WP 0137 00).
28.
Install hydrojet reverse deflector (WP 0140 00).
29.
Put boat in water, start engine, operate hydrojet, and check for leaks and proper operation
(TM 5-1940-322-10).
0167 00-10
