Reference
Only
OPERATING CONTROLS AND PROCEDURES
2250 MAX-ER 2000 OPERATOR’S MANUAL
3-8
Published 01-08-13, Control # 049-05
MAX-ER OPERATING CONTROLS
Crane Mode Selector – Crane Software
Version 5005 and Lower
The crane mode selector is located in the operator’s cab.
See Section 3 in your Crane Operator’s Manual for operation
of the crane mode selector.
See Figure 3-2 in this section for drum and control handle
identification.
For MAX-ER operation, the MAX-ER mode must be selected
and confirmed in addition to the desired main mode —
Standard, Drum 5 [Luff Jib], Drum 5 [Aux Hst].
Once selected and confirmed, the modes appear on the
digital display as shown in Figure 3-4. The *M on the right
end of the screen indicates that the MAX-ER mode is on.
The crane functions operate as follows in MAX-ER mode:
•
Boom Hoist can be operated at any time independently
of Drum 9 and Travel.
•
Only one function – Drum 9 or Travel – can be operated
at a time. Travel has priority.
A simultaneous mode is available (Figure 3-5). The crane
functions operate as follows in SIMULTANEOUS MAX-ER
mode:
•
Boom Hoist, Drum 9, and Travel can be operated at
same time.
•
Boom Hoist and Drum 9 can only be operated at half
speed (maximum).
•
Travel can be operated up to full speed.
•
All other crane functions can be operated up to full
speed.
NOTE:
MAX-ER mode must be on to operate Drum 9,
e v e n w h e n y o u o p e r a t e w i t h t h e w h e e l e d
counterweight removed – 0 lb (0 kg) wheeled
counterweight.
Crane Mode Selector – Crane Software
Version 5007 and Higher
The crane mode selector is located in the operator’s cab.
See Section 3 in your Crane Operator’s Manual for operation
of the crane mode selector.
See Figure 3-2 in this section for drum and control handle
identification.
For MAX-ER operation, the MAX-ER mode must be selected
and confirmed in addition to the desired main mode —
Standard, Drum 5 [Luff Jib], Drum 5 [Aux Hst].
Additionally, the trailer control system must be turned on or
off.
To TURN ON MAX-ER Mode, proceed as follows:
1.
Turn crane mode key clockwise repeatedly until desired
main mode appears on display (Standard, Drum 5 [Luff
Jib], Drum 5 [Auxiliary Hoist]) as shown in Figure 3-6.
2.
Then turn key counterclockwise and release to confirm
selected main mode.
3.
Turn crane mode key clockwise repeatedly until MAX-
ER OFF appears on display as shown in Figure 3-7.
4.
Then turn key counterclockwise and release to TURN
ON and confirm MAX-ER On mode. Screen shown in
Figure 3-8 appears.
TRAILER CTL ON is default setting. This is mode that
must be used when MAX-ER trailer is attached to rear of
crane.
5.
If MAX-ER trailer is attached, you are now ready to
operate.
6.
If MAX-ER counterweight trailer is not attached (or is
removed), turn key clockwise (select) until TRAILER
CTL ON appears on display as shown in Figure 3-9.
FIGURE 3-5
CRANE MODE
STANDARD
* M
Main Mode
MAX-ER Mode
Simultaneous Mode
CRANE MODE
STANDARD
* M
Main Mode
MAX-ER
Mode
* S
FIGURE 3-6
Main Mode
CRANE MODE
STANDARD
FIGURE 3-7
CRANE MODE
MAX-ER OFF
FIGURE 3-8
CRANE MODE
STANDARD
* T
* M
MAX-ER Mode
ON
Trailer Controls
ON
FIGURE 3-9
