■
Ground Control Box
Con trols for op
er
at
ing the MHP15/44 from the
ground, (lower con trols) are lo cated on the right
side of the turn ta ble.
❑
Lower controls:
❍
Emergency stop switch
❍
Platform/ground selector switch
❍
Choke
❍
Master key switch
❍
Boom speed switch
❍
Stabiliser/boom selector switch
❍
Lower boom switch
❍
Upper boom switch
❍
Jib boom switch
❍
Slew switch
❍
Lift enable indicator
1.
Emergency Stop
: Press the EMERGENCY
STOP switch cover down, at any time, under
any conditions, and the entire machine
stops, and nothing moves. This emergency
stop switch cover must be up and the switch
turned on for anything on the MHP15/44 to
work.
2.
Platform/Ground Selector
: Must be in the
GROUND position (down) for the ground
control box to work. The switch MUST be in
the PLATFORM position (up) for the platform
control box to work.
3.
Choke/Cold Start
: Hold the switch UP while
you start an engine that is at ambient air
temperature (a "cold" engine). This will choke
the engine.
4.
Master Key Switch
: This switch works like
an automobile ignition switch. Hold it at
START until the engine starts, then release it
to ON. (-) Turn the
Master Key Switch
to
OFF (O) if the platform is to stay in one
position for a long time, that will turn the
engine off and save fuel.
5.
Boom Speed
: This control determines how
fast the booms move. Set it to SLOW (turtle)
until you are very familiar with the way the
machine works or if the platform is working in
dangerous or cramped surroundings.
6.
Stablizer / Boom Selector Switch
:
Must be in Stablizer (outrigger) position
(down) for the outriggers to work. Once
outriggers are down and set the switch must
be placed in the boom (up) position for the
booms to work.
Con trol switches 7 through 10 are the plat form
mov ing switches. Each is a three po si tion, mo men -
tary con tact, nor mally OFF switch.
7.
Lower Boom
: UP raises the lower boom.
DOWN lowers the lower boom.
8.
Upper Boom
: UP raises the upper boom.
DOWN lowers the upper boom.
9.
Jib Boom
: UP raises the jib boom. DOWN
lowers the jib boom.
10.
Slew
: LEFT rotates the entire turntable and
boom to the left. RIGHT rotates the entire
turntable and boom to the right.
11.
Lift Enable
: The platform can only be raised
when this light is lit. When this light is not lit
the platform will not raise because the
outriggers are not properly set.
❑
Ground Control Box Controls
Lower Control Box Controls
page 6 - 2
MHP15/44 – 12459A
6. Controls
Summary of Contents for MHP15/44
Page 1: ...Engine Powered Gasoline Diesel Battery Electric Operator s Manual P N 12459A May 2005...
Page 19: ...page 2 4 MHP15 44 12459A 2 Safety Devices...
Page 27: ...page 4 2 MHP15 44 12459A 4 Gauges...
Page 29: ...page 5 2 MHP15 44 12459A 5 Automatic Shut offs and Circuit Breakers...
Page 52: ...page 11 2 MHP15 44 12459A 11 Options...
Page 58: ...page 13 2 MHP15 44 12459A 13 Operator s Troubleshooting...
Page 61: ...Working Envelope MHP15 44 3 4 MHP15 44 12459A index 3 Index...
Page 62: ......