TM 5-1940-322-24
0125 00
TRANSMISSION REPLACEMENT (Contd)
CAUTION
Cap or plug all hoses, connections, and openings immediately after
disconnection to prevent contamination. Remove caps or plugs prior
to installation. Failure to comply may result in damage to
equipment.
NOTE
Both transmissions are replaced the same way. This procedure
covers the replacement of one transmission.
Tag all electrical leads and hoses during removal to assist with
installation.
REMOVAL
1.
Remove two nuts (16), lockwashers (15), and electrical leads (17) from transmission pressure sending
unit (14). Discard lockwashers (15).
2.
Loosen two hose clamps (1) and remove water supply hose (18) and water outlet hose (7) from
transmission oil cooler (5).
3.
Remove transmission oil cooler supply hose (9) from oil cooler fitting (8) and oil pump elbow (13).
4.
Remove transmission pressure sending unit (14) from oil pump elbow (13).
5.
Remove oil return hose (12) from oil cooler fitting (11) and top adapter (2) on transmission
housing (19).
6.
Remove four nuts (4), two U-bolts (10), transmission oil cooler (5), and rubber pad (6) from mounting
bracket (3).
7.
Disconnect transmission shift cable (36) from shift control lever (35).
8.
Remove two screws (38) and shift cable mounting bracket (37) with shift cable (36) from side of
flywheel housing (23).
9.
Remove eight locknuts (29) and screws (32) from drive shaft coupling (31) and transmission output
flange (30), slide drive shaft (33) back from output flange (30). Discard locknuts (29).
10.
Disconnect transmission drain hose (20) from bottom adapter (2) on transmission housing (19).
11.
Remove screw (22), clamp (21), and drain hose (20) from transmission housing (19).
CAUTION
Ensure transmission is supported for steps 12 and 13. Failure to
comply may result in damage to equipment.
12.
Support transmission (28) and remove twelve screws (24), lockwashers (25), washer (26), and adapter
plate (27), and oil cooler bracket (3), and flywheel housing (23). Discard lockwashers (25).
13.
Slowly pull transmission (28) back from flywheel housing (23) and drive plate (38) until
transmission (28) can be removed from boat.
NOTE
Note position of elbows and adapter during removal to assist with
installation.
14.
If transmission (28) is being replaced, remove oil pump elbow (13) and two adapters (2) from
transmission (28).
0125 00-2
