TM 9-2320-260-34-2
16-28. CRANE GEARCASE MAINTENANCE (M816) (Cont'd)
Install new seal (33) on spur gear shaft (27).
15.
16.
Using arbor press, install bearing (32) on spur gear shaft (27).
17.
Install washer (31) on spur gear shaft (27).
18.
Install two woodruff keys (34) on spur gear shaft (27).
19.
Using arbor press, install worm gear (28) on spur gear shaft (27).
20.
Install washer (29) on spur gear shaft (27).
21.
Using arbor press, install bearing (30) on spur gear shaft (27) and seat against worm gear (28).
22.
Using arbor press, install spur gear shaft (27) in gearcase housing (20).
23.
Install washer (37), new lockwasher (36), and screw (35) on spur gear shaft (27).
24.
Install new gasket (43) and cover (44) on gearcase housing (20) with six new Iockwashers (40) and
screws (39).
Install plug (38) on cover (44).
25.
Install two plugs (41) and magnetic plug (42) on gearcase housing (20).
26.
e. Installation
NOTE
Assistant will help with installation of gearcase housing.
Position gearcase housing (20) on turntable (47) and instill with two new lockwashers (46), screws (45),
four new lockwashers (48). and screws (49). Tighten screws (45) 44-61 lb-ft (60-83 Nm). Tighten
s c r e w s (49) 90-98 lb-ft (122-133 Nm). -
FOLLOW-ON TASKS:
Install hoist winch motor (para. 16-15).
Fill drive gearcase assembly with oil (LO 9-2320-260-12).
Test wrecker operation (TM 9-2320-260-10).
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