Manitowoc Grove GRT8120, Руководство оператора

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Grove
Published 3-22-2021, Control # 702-02
4-49
GRT8120 OPERATOR MANUAL OPERATING PROCEDURES
4
NOTE: When the auxiliary hoist controller is pushed
forward to lower the rope, the Hoist Rotation
Indicator (5, Figure 3-13) pulses and the Auxiliary
Hoist Lower Indicator (Figure 4-73) in the Status
Bar area of the ODM comes on to indicate to the
operator that the auxiliary hoist is operating.
Raising the Auxiliary Hoist Rope
Dual Axis Controllers
1. Push the Auxiliary Hoist Enable/Disable Switch on left
armrest to enable the auxiliary hoist function.
The Auxiliary Hoist Enable Indicator in the Status Bar
area (Figure 4-73) of the ODM will come on (green).
2. Pull controller on left armrest rearward and hold to raise
the auxiliary hoist rope.
3. When hook block/overhaul ball gets to the desired
height, let controller return to the center (neutral)
position to stop raising the auxiliary hoist rope.
NOTE: When the auxiliary hoist controller is pulled
rearward to raise the rope, the Hoist Rotation
Indicator (27, Figure 3-9) pulses and the Auxiliary
Hoist Raise Indicator (Figure 4-73) in the Status
Bar area of the ODM comes on to indicate to the
operator that the auxiliary hoist is operating.
Single Axis Controller (Optional)
1. Push the Auxiliary Hoist Enable/Disable Switch on left
armrest to enable the auxiliary hoist function.
The Auxiliary Hoist Enable Indicator in the Status Bar
area (Figure 4-73) of the ODM will come on (green).
2. Pull inner controller on left armrest rearward and hold to
raise the auxiliary hoist rope.
3. When hook block/overhaul ball gets to the desired
height, let controller return to the center (neutral)
position to stop raising the auxiliary hoist rope.
NOTE: When the auxiliary hoist controller is pulled
rearward to raise the rope, the Hoist Rotation
Indicator (5, Figure 3-13) pulses and the Auxiliary
Hoist Raise Indicator (Figure 4-73) in the Status
Bar area of the ODM comes on to indicate to the
operator that the auxiliary hoist is operating.
Selecting the Hoist Speed Range
On dual axis controllers and single axis controllers (optional),
the high speed hoist function can be enabled by doing one of
the following:
• With the main hoist function disabled, hold the Main
Hoist Enable/Disable Switch on right armrest for 1.5
seconds to enable the main hoist function at high speed.
• With the auxiliary hoist function disabled, hold the
Auxiliary Hoist Enable/Disable Switch on left armrest for
1.5 seconds to enable the auxiliary hoist function at high
speed.
- or -
• With the main hoist function disabled, double-click the
Main Hoist Enable/Disable Switch to enable the main
hoist function at high speed.
• With the auxiliary hoist function disabled, double-click
the Auxiliary Hoist Enable/Disable Switch to enable the
auxiliary hoist function at high speed.
NOTE: When the main or auxiliary hoist function is
enabled at high speed, the respective Main Hoist
High Speed Indicator or Auxiliary Hoist High Speed
Indicator in the Status Bar area (Figure 4-73) of the
ODM will come on.
On dual axis controllers only (2, 21, Figure 3-9), press and
hold the inside (closest to operator) of the respective Hoist
Speed Toggle Switch (5, Figure 3-9) to temporarily enable
high speed (momentary state) and release the switch to
disable the high speed. Press and release the outside
(farthest from operator) of the switch to enable high speed
(maintained state).
DANGER
Two-Block Hazard!
To avoid death or serious injury, keep load handling
devices away from the tip of the boom or boom extension
when extending or lowering the boom and when hoisting
up.
CAUTION
Do not change speeds while hoist is operating.