JLG 740A, Service And Maintenance Manual

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SECTION 1 - SPECIFICATIONS
3121160 – JLG Lift – 1-3
1.9 AUXILIARY POWER PUMP
1.10 HYDRAULIC FILTER - IN-LINE
1.11 COMPRESSOR
1.12 DIMENSIONAL DATA
1.13 OPERATING SPECIFICATIONS
Table 1-12. Auxiliary Power Pump Specifications
Pump Output 2.1 GPM (9.5 lpm) @ 1400 PSI. (69
BAR)
Pump Displacement
0.305 cu. in. (5 cm
3
)
Valving Non-Adj. Unloader Preset to 230 psi
Adjustable Relief Set at 1800 psi.
Motor 12 V.D.C. 2T Extended EMC Protected
Intermittent Duty
Rotation Counterclockwise
Table 1-13. Hydraulic FIlter Specifications
Return Filter 10 Microns Absolute
Charge Filter 10 Microns Absolute
Hydraulic Strainers (In Tank) 30 Microns
Table 1-14. Compressor Specifications
Type Single Stage, Rotary Screw
Capacity 40 cfm (1.13 cu. meters)
Air Inlet System Dry Type Single Stage
Inlet Control Load / Unload
Cooling System Air to Oil
Ambient Operating Range -20 to +100°F (-29 to 38°C)
Table 1-15. Dimensional Data
Turning Radius (Outside) 14 ft.- 6 in. (4.42 m)
Turning Radius (Inside) 11 ft.- 0 in. (2.13 m)
Boom Elevation - 740A
Above Grade
Below Grade
+80 ft.-3 in. (24.46 m)
-15 ft.-7 in. (4.75 m)
Boom Elevation - 740AJ
Above Grade
Below Grade
+80 ft.-3 in. (24.46 m)
-13 ft.- 1 in. (3.99 m)
Machine Height Stowed 9 ft. 9.5 in.(2.98 m)
Machine Length (Stowed) 36 ft.-6 in. (11.13 m)
Machine Width 8 ft.-0 in. (2.44 m)
Wheelbase 10 ft.- 0 in. (3.05 m)
Table 1-16. Operating Specifications
Maximum Work Load (Capacity)
Unrestricted:
500 lb (230 kg)
Maximum Travel Grade
with boom in
stowed position (Gradeability) 4WD
45%
Maximum Travel Grade
with boom in
stowed position (Side Slope)
5°
Maximum Vertical Platform Height: 74 ft. (22.5 m)
Maximum Horizontal Platform Reach 51 ft. 10 in. (15.8 m)
Ground Clearance 12 in. (30 cm)
Wheelbase 10 ft. (3.05 m)
Maximum Tire Load: 17,755 lbs. (8060 kg)
Maximum Drive Speed: 3.0 mph (4.8 kph)
Maximum Hyd. Operating Pressure 4500 psi (310 Bar)
Electrical System Voltage 12 volts
Jet Blast Rating 90 mph (145 kph)
Max. Ground Bearing Pressure
84 psi (5.3 kg/cm
3
)
Gross Machine Weight 39,200 lb. (17,780 kg)