3-13. Hydraulic Cylinder and Piston. - ContinuedNOTEPrior to installing cylinder in ramp bay, place suitable supports in ponton well for purposesof alining hydraulic cylinder.(9) Position hydraulic cylinder (10) in ponton (11).(10) Install three hydraulic lines (8) and packings (9) as tagged.(11) Close yoke (4) partially and install pin (7), washers (6), and cotter pins(5).(12) Aline hydraulic cylinder (10)with cutout in ponton (11) and dose yoke (4) fully.(13) Install cylinder retaining pin (3) and remove eyebolt.(14) Install cover(2) and secure with six screws (NO TAG).b. Repairz (figure 3-9)(1)(2)(3)(4)(5)(6)(7)(8)(9)(lo)(11)NOTEHydraulic cylinder and piston removed for repair. See para. a above.Discard all packings and seals during disassembly.Remove bleeder plug (1) and packing (2) and drain residual oil.Using spanner wrench, remove nut (3) from cylinder adapter (4).Remove cylinder adapter (4) and packing (5).Remove cylinder head (6) from cylinder housing (7) and remove packing(8) from cylinder head.Remove relief valve (9) from union (1 O) and remove union from piston rod (11).Remove two packing(12) from union (10).Remove nut (13) from piston rod (11).Remove packing (14).Secure piston rod in fully retracted position and using torque wrench remove the piston (15).Remove two seal rings (16) and seal (17).Remove piston rod (11) from cylinder housing (7) and remove retaining ring (18) and wiper (19).3-24TM 5-5420-209-34
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