Manitowoc Published 06-24-16, Control # 241-01 3-23
2250 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES
E7—Load Drum Indicator Lights
The corresponding indicator lights glow green to indicate
which handles and drums are active (operable) for the
selected operating mode. See Figure 3-8
for drum and
handle identification.
E8—Seat Switch
This prevents the crane from being operated until the
operator is seated. When the operator is not seated, all
control handles are inoperable, all park brakes are applied,
Free Fall is turned off, and the travel detent is turned off.
E9—MAX-ER Controls
Controls vary by model. See the MAX-ER Operator Manual
for identification and operation of the MAX-ER controls.
E10—Aircraft Warning Beacon (optional)
Press the top of the rocker switch to turn on the red aircraft
warning beacon on the boom or jib top.
Press the bottom of the rocker switch to turn off the aircraft
warning beacon.
E11—Dome Light (optional)
Press the top of the rocker switch to turn on the dome light.
Press the bottom of the rocker switch to turn off the dome
light.
E12—Dome Light Dimmer Control (optional)
Turn the dimmer control clockwise to increase cab
brightness when the dome light is selected on the front
console.
E13—Clam Closing Control and Air Pressure Gauge
See Clamshell Operation—Standard on page 3-39 for
detailed operating instructions.
E14—APU Cab Key Switch (optional)
Turn the key clockwise and hold it to start the engine.
Release the key as soon as the engine starts.
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