TM 5-3805-262-343-12 BRAKE SYSTEM MAINTENANCE (CONT)e. AirCompressorAssembly(Cont).(1) Cylinder Head and Unloader (Cont).REASSEMBLY (SHEET 1 OF 3)(a)(b)(c)(d)Put cylinder head (14) in visewith machined surface up.Install new gasket (26) andoutlet port (25) on cylinderhead (14). Secure using twolock washers (24) and cap-screws (23).If removed, install plug (22)in cylinder head (14).Install new inlet valve (21)on valve guard (20). Use lu-bricating oil to hold inletvalve in position.(e) Put inlet valve (21) and valve guard (20) in cylinder head (14). Usinghammer, lightly hit valve guard to press into cylinder head.(f) If valve guard (20) is loose, or a new valve guard is used, stake valveguard in place using hammer and center punch.(g) Repeat steps (d) through (f) abovefor remaining inlet valve (21) andvalve guard (20).(h) Install new washer (19) in each borein cylinder head (14).(i) Install two seats (18),flange end down, incylinder head (14).(j) Install new spring (17)on each seat (18).(k) Install new exhaust valve (16)in stop (15). Use clean greaseto hold exhaust valve in posi-tion.3-472
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