a. Position air horn assembly (8) on side of
c 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 ll
assistant to install and hold two
capscrews (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 r
horn assembly (8) port.
d. Connect tube (3) to elbow (4).
e. Ensure that compression sleeve (2) is
installed as far into elbow (4) as possi-
ble, then connect and tighten nut (1) to
f. Close air reservoir drain valve, close and
lock front access door, start engine, and
allow air system to build up air pressure
until low air pressure buzzer stops
sounding. Turn off engine.