TM 9-2520-272-34&P
4-30. ASSEMBLE CENTER HOUSING
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
Go
(SHEET 20 OF 21)
Turn support (27) over and place on wooden blocks.
Using 1/2 inch socket and extension, install three
washers (30) and bolts (31).
Tighten three bolts (31) to 17-20 lb-ft (23-27 Nm).
Turn support (27) over and place on wooden blocks.
install hook-type metal seal ring (32) onto retainer (33).
Coat seal ring (32) with petrolatum.
Tip support (27) on edge.
Install retainer (33), fIat side first, into support (27).
Using fingers, start two washers (34) and bolts (35)
into support (27) to hold retainer (33) in place.
Turn support (27) over and place on wooden blocks
Using 7/16 inch socket and torque wrench tighten two
bolts (35) to 10-12 lb-ft (14-16 Nm).
Turn support (27) over and place on wooden blocks.
Install control cam (cam shaft) (36) into support (27).
Using retaining ring pliers, install retaining ring (37)
onto cam shaft (36).
Turn support (27) over and place on wooden blocks.
Install control cam (stop) (38) onto cam shaft (36).
Install torsion helical spring (39) onto cam shaft (36).
En age straight end of spring (39) behind pin in support
( 2 7 ; using scmwdriver, engage hook end of spring (39)
with hole in stop (38).
Install washer (40) onto cam shaft (36).
Using retaining ring pliers, install retaining ring (41)
against washer (40).
to Sheet 21
Para. 4-30, Task 7
4-241
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