TM 5-3805-262-20INSTALLATIONa. Position air horn assembly (8) on side ofc h a s s i s n e a r h y d r a u l i c r e s e r v o i r . T e llassistant to install and hold twocapscrews (7) using socket wrench.b. Install and tighten two lock washers (6)and nuts (5).c . I f n e c e s s a r y , i n s t a l l e l b o w ( 4 ) i n a i rhorn assembly (8) port.d. Connect tube (3) to elbow (4).e. Ensure that compression sleeve (2) isinstalled as far into elbow (4) as possi-ble, then connect and tighten nut (1) toelbow.f. Close air reservoir drain valve, close andlock front access door, start engine, andallow air system to build up air pressureuntil low air pressure buzzer stopssounding. Turn off engine.10-11
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