Snorkel MHP44 - Manual (Page 30)

6. Controls
■ Controls Description
This chap ter ex plains what each con trol does.
This chapter DOES NOT explain how to use the
controls to produce useful work, re fer to the “Op er -
a tion” chap ter 8-1 for that af ter you have read this
chap ter.
For op tional equip ment con trols, see the “Op tions”
chap ter.11-1
See the “Emer gency Op er a tion” chap ter 9-1 for the
lo ca tion of the emer gency bleed down con trol and
for cor rect emer gency bleed down pro ce dures.
The main op er at ing func tions of an MHP15/44 can
be con trolled from the ground con trol box or from
the plat form con trol box.
Pinch points may exist between moving
components. Death or serious injury can
result from becoming trapped between
components, buildings, structures, or other
obstacles. Make sure all personnel stand
clear while operating the MHP.
MHP15/44 – 12459A page 6 - 1
Platform Controls
Ground Controls
Stabiliser Controls
12385-10
LIFT
ENABLE JIB
BOOM
UPPER
BOOM
LOWER
BOOM
ROTATE
PLATFORM
SLEW
SPEED CONTROL
EMERGENCY LOWER
1.
2.
TO LOWER PLATFORM, OPERATE
EMERGENCY LOWER SWITCH.
TO SLEW BOOM, OPERATE
‘EMERGENCY LOWER’ & ‘SLEW’
SWITCHES TOGETHER.
12404-11 2 4 3 1
M
M
M
M
M
M
M
M
1 2 3 4
Auto Level
Manual Level
A
A
A
M
CHOKE
12385-11
EMERGENCY
LOWER
Optional Automatic Stabiliser Controls
12404-10
1
2
3
4
OUTRIGGERS DISABLED UNLESS
BOOMS STOWED
OUTRIGGER INTERLOCKS
BOOMS DISABLED UNLESS ALL
OUTRIGGERS ARE DEPLOYED
AND ALL LEG INDICATOR LIGHTS
ARE LIT
CAUTION
ENSURE ALL FOUR FOOT PLATES ARE
IN FULL CONTACT WITH THE GROUND
AND THAT THEY ARE CLEAR OF
MANHOLE COVERS, DRAINS AND
UNSTABLE GROUND ETC.
1.
2.
12448
OUTRIGGER INTERLOCKS
OUTRIGGERS DISABLED UNLESS
BOOMS STOWED
ENSURE ALL FOUR FOOT PLATES ARE IN
FULL CONTACT WITH THE GROUND AND
THAT THEY ARE CLEAR OF MANHOLE
COVERS, DRAINS AND UNSTABLE
GROUND ETC.
2
1
4
3
CAUTION
1 2 3 4
SPEED CONTROL
BOOMS
STABILISER CHOKE
PLATFORM
BASE
LIFT
ENABLE
HEIGHT
LOCKOUT
ON OFF
SLEW
LOWER
BOOM
UPPER
BOOM JIB
BOOM
12523
❑
Controls and Control Decals Locations
DANGER