Manitowoc 2250 - Remove Cab Tower

Reference Only
SETUP AND INSTALLATION 2250 OPERATOR MANUAL
4-46
Published 06-24-16, Control # 241-01
5. Make the necessary air conditioning system
connections (Figure 4-26
). The air conditioning hoses
have quick disconnects.
a. At the service deck, connect the heater hoses from
the wiring trough to the heater hoses from the cab
(see View A).
b. At the service deck, connect air conditioning hoses
6 and 12 to hoses 6 and 12 from the cab (see View
A).
c. At the base of the tower, connect the air conditioning
hoses 8 and 12 to hoses 8 and 12 from the machine
(see View C).
d. At the base of the tower, connect the heater hoses
from the tower to the heater hoses from the machine
(see View E).
e. Connect the power cord from the condenser fans
(see View B) to the terminal on the air solenoid
junction box (see View D).
f. Charge the air conditioning system according to the
instructions in the manual provided by the
manufacturer.
Remove Cab Tower
1. Discharge the refrigerant from the air conditioning
system according to the instructions in the manual
provided by the manufacturer.
2. At the base of the tower, disconnect and stow the
following:
• Power cord from the condenser fans (Figure 4-26
,
View B) to the terminal on the air solenoid junction
box (see View D). Install the dust cap.
• Heater hoses (Figure 4-26
, View E)
• Air conditioning hoses 8 and 12 (Figure 4-26
,
View C)
• Electrical cable, receptacle, and cold-weather
package (if provided) from junction box B under the
catwalk (Figure 4-25
, View A)
• Electrical cables (tower) from machine cables
• Tower air hoses from the machine air hoses
(Figure 4-24
, View C)
3. At the service deck, disconnect and stow the following:
• Heater hoses (Figure 4-26
, View A)
• Air conditioning hoses 6 and 12 (Figure 4-26
, View
A)
• Electrical cable from junction box A on the back of
the cab (Figure 4-25
, View B)
• Electrical cables from the terminals on the bulkhead
at the cab base (Figure 4-24
, View D)
• Air hoses from the air manifold at the base of the
cab (Figure 4-24
, View B)
4. Removing the cab:
a. Remove the bolts holding the cab to the deck (12
places).
b. Using the four-point connection, hook an assist
crane to the lugs on top of the operator’s cab.
c. Lift the cab off the deck and set the cab off to the
side.
d. Remove the railings and catwalks.
5. Using slings and shackles attached to the cross beam
(Figure 4-23
, View A), support the tower in the working
position.
6. Remove the tower turnbuckles (Figure 4-23
, View C).
a. Loosen the turnbuckle nuts.
b. Unpin the turnbuckles from the lugs.
c. Slide the turnbuckle support off the vertical pin.
7. Remove the bolts holding the tower to the mounting
plate (Figure 4-23
, View D).
8. Slowly lower the tower from the working position to the
horizontal position, allowing it to pivot forward on the
pins. Allow the cab deck to rest on the ground or the
blocking (Figure 4-23
, View A).
9. Unhook the assist crane from the crossbeam.
10. Using slings, shackles, and other rigging as needed,
hook the assist crane to the tower.
NOTE: Lift on the chords, not on the ladder or the tower
cross members.
11. Remove the pins from the tower base (Figure 4-23
,
View B).
12. Lift the tower away from the crane and store the tower.