Figure 10.23 - Movement Control, Platform
Control Box
All le ver move ment is ver ti cal. These plat form mov -
ing le vers, (
through
), will pro duce the fol low -
ing move ment.
1.
Slew lever:
Pressing this lever up causes
the column/boom/platform assembly to rotate
to the right, whilst pressing the lever down
causes the column/boom/platform assembly
to rotate to the left.
2.
Lower boom lever:
Moving this lever up will
raise the lower boom, whilst pressing it down
will cause the lower boom to descend.
3.
Upper boom lever:
Moving this lever up will
raise the upper boom, whilst pressing it down
will cause the upper boom to descend.
4.
Jib boom lever:
Moving this lever up causes
the jib boom to extend, whilst moving it down
causes the jib boom to retract.
5.
Platform rotate switch:
Pressing the lever
up causes the 'platform only' to rotate to the
right, whilst pressing the lever down causes
the 'platform only' to rotate to the left.
NOTE - Platform Control Valve Levers:
Depending on the configuration of your machine
you may not have a 'Platform Rotate' control.
■
Over-Centre valve
The func tion of this valve is to con trol the point at
which the up
per boom reaches its max
i
mum
height.
When the valve is ac ti vated two things will oc cur:
1. The upper boom will stop rising
automatically.
2. The lower boom will not lower if activated.
When this hap pens the up per boom must be low -
ered which will de ac ti vate the over-cen tre valve
thus re stor ing all nor mal boom func tions.
■
Securing for Day
At the end of each work day the EPV16 should be
re turned to the STOWED POSITION and locked as
de
scribed un
der “Stowing” in the "Stowing and
Trans porting" chap ter 12.
page 10 - 10
Rev A
EPV16 – 13642-1
10. Operation
