Connect hydraulic hose (4) on main control valve (5).
Connect two hydraulic hoses (1 and 2) on boom cylinder flow control valve (3).
Install transmission cover (Para 16-5)
It is possible that hydraulic pumps have air in pump cavities. Air must be purged from cavity before
pump will operate.
Purge boom hydraulic circuit.
Start engine (TM 10-3930-673-10).
Purge air from hydraulic circuit by raising and lowering boom five times.
Stop engine and relieve hydraulic pressure by operating boom raise and lower controls (TM 10-3930-673-
END OF TASK