TM 5-3810-206-35
(3) Remove overspeed governor (TM 5-3810-
(13) Remove two nuts (14), lockwashers (8),
206-12).
flange (12), and gasket (11) from cover (6).
(4) Remove generator drive belt (TM 5-3810-
(14) Remove and discard seal (20) from cover
206-12).
(6).
(5) Remove oil strainer (TM 5-3810-206-12).
(15) Remove fan support dowel (13) and studs
(6) Remove oil pan (para 3-43).
(15) from cover (6).
(7) Position wood blocks that are strong enough
(16) Reassemble and install front cover by
to support engine weight, under forward end of
reversing the procedure in steps (1) through (15) above.
b. Cleaning, Inspection, and Repair.
(8) Cut lockwire and remove drilled head
(1) Clean all parts and dry thoroughly before
capscrew and retainer washer from fan drive sheave.
inspection or reassembly.
(9) Install one capscrew in end of crankshaft as
(2) Inspect machined mating surfaces of engine
a guide, then install a puller and remove fan drive
crankcase and front cover, for pitting, corrosion, or other
sheave.
damage. Assure that all gasket residue has been
(10) Remove nut (16, fig. 3-53), lockwasher (17),
removed from mating surfaces of engine and front cover.
and capscrew (19) then remove engine support (18)
Inspect all mounting hardware, and threaded areas of
from crankshaft.
cover for burs, or other damage. Inspect front cover for
(11) Remove fan support bracket (para 3-24).
breaks and cracks.
(12) Remove capscrews (9, 10, and 21, fig. 3-
(3) Repair by replacing a defective cover.
gasket (4) from engine.
KEY to fig. 3-53:
1
Ring, compression
7
Flatwashers (21 rqr)
13
Pin
19
Capscrew
2
Hub
8
Lockwashers (23 rqr)
14
Nut (3 rqr)
20
Seal
3
Damper
9
Capscrew (9 rqr)
15
Stud (6 rqr)
21
Capscrew
4
Gasket
10
Capscrew (10 rqr)
16
Nut
22
(Screw (6 rqr)
5
Plug
11
Gasket
17
Lockwasher
23
Washer (6 rqr)
6
Cover
12
Flange
18
Support
24
Pin (2 rqr)
Figure 3-53. Front corer support, and damper, exploded view.
3-64
