Lull 944E-42 Service Manual - Manual (Page 37)

2.21 Model 644E-42/944E-42 Rev. 6/04
General Information, Specifications and Maintenance
2.5.12 Tires
2.5.13 Miscellaneous Specifications
Description 644E-42 944E-42
Standard Tire Size 13.00 - 24, 12-ply 15.50 - 25, 12-ply
Rock Tire Size (Optional) 13.00 - 24, 12 ply 15.50 - 25, 12 ply
Radial Tire Size (Optional) 13R24, 1 star 15R25, 2 star
Wheel Lug Nut Torque 430-470 lb-ft (583-637 Nm) 430-470 lb-ft (583-637 Nm)
Air Pressure:
Standard Tire
Rock Tire (Optional)
Radial Tire (Optional) 65 psi (448 kPa)
65 psi (448 kPa)
65 psi (448 kPa) 65 psi (448 kPa)
65 psi (448 kPa)
65 psi (448 kPa)
Tire Ballast (Optional) (Minimum Per Tire):
Foam Filled Standard Tire 775 lb (351 Kg) 798 lb (362 Kg)
Tire Footprint Area (Gross area, over entire footprint, established under maximum tip load):
Vehicle with Standard Tires and Rated Load
230 in
2
(1.484 cm
2
) 263 in
2
(1.697 cm
2
)
Vehicle with Radial Tires (Optional) and Rated Load
253 in
2
(1.633 cm
2
) 260 in
2
(1.677 cm
2
)
Vehicle with Rock Tires (Optional) and Rated Load TBD
230 in 2 (1.484 cm 2 )
Maximum Ground Pressure (Net pressure, over tread portion of footprint)
(maximum ground pressure at tip = (machine weight + load) / (2 x footprint area):
Vehicle with Standard Tires and Rated Load 67.8 psi (468 kPa) 70 psi (483 kPa)
Vehicle with Radial Tires (Optional) and Rated Load 61.7 psi (425 kPa) 70 psi (483 kPa)
Description 644E-42 and 944E-42
Steering Wheel:
Maximum Number of Turns, Lock to Lock 4.75 turns
Minimum Number of Turns, Lock to Lock 4.00 turns