Operation From Ground Control Station; Electric Control Machines - Snorkel MHP15HD Operator's Manual

11. Emergency Operation

Operation from ground control station

electric control machines

Emer gency op er a tion from the ground is very sim i -
lar to emer gency op er a tion from the plat form.
Ground Control Station settings
1. The Emer gency Stop switch
(ON) (see Fig ure 11.8).
2. The Plat form/Ground Se lec tor switch
(see Fig ure 11.8) must be set to GROUND.
UPPER
BOOM
SPEED
ENABLE
LOWER
BOOM
ENABLE
PLATFORM
FUEL
ON
OFF
ON
ELECTRIC
BASE
ENABLED ENABLED DISABLED DISABLED
EMERGENCY
HEIGHT HEIGHT
LOWER
LOCKOUT LOCKOUT
Figure 11.8 - Ground Controls, Machines with
Electric Controls
3. Op er ate the En able switch
switch down and hold it down .
4. Whilst still operating the enable switch, press
and hold the Emergency Lower switch
down and the upper boom will begin
lowering.
page 11 - 4
must be
JIB
BOOM
lb
kg
LIFT
SLEW
BOOMS
STABILISER START CHOKE
by press ing the
5. To op er ate other func tions dur ing the
emer gency lower the fol low ing switches
and/or valve le vers must be op er ated
to gether.
En able Emer gency Lower
As soon as these switches are op er ated the
up per boom will be gin de4scending. If
an other func tion is de sired it must be
se lected be fore the boom has reached the
rest po si tion
e.g. Up per or Lower Boom
Rev B
or Slew
MHP15/44HD V2 – 13620-1