Lull 944E-42 Service Manual - Manual (Page 135)

4.31 Model 644E-42/944E-42 Rev. 6/04
Cab and Covers
16. If the throttle cable is still wire tied to any of the
cables or hoses being removed from the vehicle with
the cab, note the position of the wire ties for
reassembly and snip wire ties as necessary. When
all wiring harnesses (engine and lighting) and all
leads from the cab harness and fasteners are
disconnected, and all hydraulic hoses are
disconnected and plugged, carefully and slowly lift
the cab to remove it from the cab mount. Readjust
the position of the sling, as needed, to help balance
the cab during removal.
17. When the cab is completely clear of the vehicle,
carefully lower it to the ground. Block up or support
the cab so that it does not move or fall.
18. Inspect the condition of the fuel tank, fuel hoses, cab
isolators, etc. Replace parts as indicated by their
condition.
19. Inspect the condition of all vehicle parts that are
exposed with the cab removed. Repair or replace as
required.
20. Remove valve plate assembly from underneath the
cab. Refer to Section 4.7.1, “Valve Plate Removal.”
21. Remove the four capscrews (16), rebound
washers (17) and cab isolators (18) that secure the
cab to the front (11) and rear (12) cab mount
supports.
22. Transfer all remaining components from the original
cab into the new replacement cab.
23. DO NOT attempt to transfer any decals from the
original cab into the new replacement cab. Always
replace decals with new parts. Refer to the
appropriate Parts Manual to order new decals.
4.6 CAB INSTALLATION
1. Install the cab mount support to the front (11) and
rear (12) of the cab. Use four capscrews (16),
rebound washers (17) and cab isolators (18). Torque
capscrews to 225 - 350 lb-ft (305 - 474 Nm).
2. Install valve plate assembly onto new replacement
cab. Refer to Section 4.7.2, “Valve Plate Installation.”
3. Block all four wheels to help prevent the vehicle from
moving. Assure that there is sufficient overhead and
side clearance for cab installation.
4. Attach a suitable overhead lifting device to the top of
the cab.
5. Carefully begin to lift and align the cab with the
mounting holes in the frame. Stop and check that
wiring, hydraulic hoses, cables, etc., will not be
pinched or damaged as the cab is positioned.
Readjust the position of the sling as needed to help
balance the cab during installation.
6. If equipped, install skylight glass. Refer to Section
4.3.12, “Enclosed Cab Components.”
7. Install the four capscrews (13), four washers (14)
and four sheer pins (15). Torque capscrews to
1,450 - 1,850 lb-ft (1.966 - 2.508 Nm).
8. Secure the throttle cable to the hydraulic hoses or
cables, where noted in step 16 of the removal
instructions, using wire ties.
9. (644E Only) Install the throttle cable (3) on the
throttle cable bracket (8), using a clamps (7) and two
slotted pan head screws (5) and locknuts (6).
10. (644E Only) Connect the throttle cable yoke (2) to
the throttle pedal lever (4) using clevis pin clip (1).
WARNING:
Wear protective footwear
with reinforced toe caps and slip-resistant
soles. Failure to comply can result in foot injury
from falling objects or other bodily injury from
slipping or falling.
WARNING:
NEVER lift a heavy object
without the help of at least one assistant or a
suitable sling or hoist. Failure to comply can
result in death or serious personal injury.