TM-5-5420-279-10
7.20 TAIL LIFT
7.20.1 Operating
WARNING
CRUSH HAZARD. GREAT CARE MUST BE EXERCISED WHEN OPERATING THE TAIL LIFT
IN BACK UP MODE, ESPECIALLY WHEN PERSONNEL ARE STANDING ON THE TAIL LIFT
PLATFORM. UNEXPECTED MOVEMENT MAY OCCUR IF THE SEQUENCE OF OPERATION
IS INCORRECT. SERIOUS INJURY CAN OCCUR TO PERSONNEL IF THIS INSTRUCTION IS
NOT COMPLIED WITH.
NOTE
Two personnel are required to carry out back up operation of the tail lift.
7.20.1.1
The tail lift manifold (Figure 7. 4) is situated next to the right hand rear wheel. There
are two mushroom button manual overrides. These two buttons change direction of
flow. The valves are numbered SV30a and SV30b.
7.20.1.2
SV30a will allow the tail lift to go down.
7.20.1.3
SV30b will allow the tail lift to go in the up direction.
HIRSCHMAN PLUG
MUSHROOM VALVE BUTTON
TAIL LIFT VALVE
7.20.1.4
Each cylinder has a solenoid with an electrical Hirschman plug, as do all the
solenoid valves. However rather than a mushroom button they have a small knurled
screw with a hexagon socket in the head. (Refer to Figure 7. 5).
