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 TM 5-2410-237-23
BLADE LIFT CYLINDER REPAIR - CONTINUED
0221 00
ASSEMBLY
NOTE
Lightly coat bearing sleeves, new ring spacer, new retainer packings, new O-rings, new seal, new gasket
and preformed packings before assembly.
Ensure retainer packings face toward cylinder housing when installed.
1.
Install new ring spacer (16) and new retainer packings (15) on piston (9).
2.
Install new O-rings (13 and 14) into inner groove on head (1).
3.
Install new gasket (12) and new preformed packing (11) in head (1).
13
14
9
1
15
16
11
387-722
12
387-723
10
4.
Use sandpaper or emery cloth to scuff surfaces of counterbore in head (1) and outside diameter of new seal (10). Clean
counterbore in head and scuffed surface of seal thoroughly with quick-cure sealant, until neither component discolors a
clean white towel. After cleaning, do NOT touch cleaned surfaces. Handle seal by lip only.
NOTE
Quick-cure sealant will dry in approximately 30 seconds.
5.
Apply quick-cure sealant to counterbore of head (1) and to metal shell of seal (10) and allow to dry.
NOTE
Do NOT allow bearing mount compound to contact sealing lip.
6.
Apply bearing mount compound evenly but not excessively to counterbore of head (1) and to metal shell of seal (10).
7.
Install seal into counterbore of head (1), with sealing lip facing inward. Seat seal firmly against bottom of counterbore.
Wipe away excess bearing mount compound. Allow compound 15 minutes to dry.
8.
Place head (1) on cylinder housing (2) and install two bolts (3) to hold head in place.
0221 00-4
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