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TM 5-4210-220-12
4-25 STEERING SYSTEM - Continued
(18)
Lubricate all three seals with grease (item 16, Appendix E).
(19)
Carefully install shaft and bearing assembly (13) in bearing cap and install retaining nut (14).
(20)
Tighten retaining nut until all end play between bearing and bearing cap is removed. Install new lock pin
(5).
(21)
Carefully slide piston assembly (15) into gear housing.
(22)
Place a new O-ring (6) on bearing cap (3) and carefully screw shaft (13) into piston assembly.
(23)
Push bearing cap (3) into gear housing and attach using screws and washers (1 and 2). Tighten screws to
40 ft lb (55 Nm).
(24)
Place new seal ring (17) on cylinder head (18). Install head using screws and washers (19 and 20).
Tighten screws to 40 ft lb (55 Nm).
(25)
Center piston assembly in housing by turning shaft. Install relief plungers (7 and 8).
(26)
Install output shaft components and pitman arm as detailed in a and b preceding.
(27)
Lubricate nipple (4) with grease (item 16, Appendix E) until grease is squeezed out between seal (9) and
shaft (13).
4-495
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