Broderson IC-280-A, Accompaniment To The Installation, Operation And Maintenance Manual

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Instrument Group:
Located at operator's station, includes warning lights for low oil and transmission
pressure, high coolant and transmission temperature, turn signals, high beams, hazard
lights, parking brake and four-wheel-drive.
Back-Up Alarm:
Provides pulsating sound from a 102 dB alarm when ignition is on and transmission is in
reverse. Conforms to SAE J994B.
Outrigger Alarm System:
102 dB alarm with alternating two-tone sound is actuated by a switch when the
OUTRIGGER DOWN or OUTRIGGER OUT controls are operated.
Optional Electrical Accessories:
Strobe Lights:
Two yellow strobe lights, one on each side of turret counterweight, for high visibility all
around crane. Flashes 60-120 times per minute. Includes a switch at the operator’s
station. Net Weight: 5 pounds (2 kg)
Boom Work Lights:
Two halogen work lights, one on left side of boom to light boom tip, and one on right side
of the turret to light ground under boom tip. Includes switch at operator's station.
Net Weight: 10 pounds (5 kg)
Hydraulic System:
Standard:
Tandem pump, direct-driven by engine, delivers
29
GPM (11
0
L/min) at 3000 PSI (207 bar)
and 3
4
GPM (1
29
L/min) at 3000 PSI (172 bar), at 2500 RPM governed engine speed.
System protected by relief valves, suction line strainer and 10-micron return line filter. 54-
gallon (204 L) reservoir equipped with breather and filler cap.
Boom Assembly:
Standard:
Four-section, high strength steel construction, equipped with bearing pads for efficient
support and extension. Double-acting, telescopic hydraulic cylinder and chain system
telescopes boom sections proportionally. The telescope cylinder and the double-acting boom
elevation cylinders are equipped with cylinder-mounted holding valves. Boom angle
indicators are on each side of boom.
Rotation:
Standard:
Heavy-duty bearing rotation gear with external teeth supports turret. Rotation is powered by
hydraulic motor and worm drive gear drive. Rotation gearbox may be adjusted as wear
occurs to minimize backlash.
Main Hoist:
Standard:
Two-speed, planetary gear hoist, is hydraulically powered to provide a bare-drum line pull of
12,500 pounds (5670 kg) and a maximum line speed of 186 feet-per-minute (57 m/min).
Hoist drum is 12.9-inch (328 mm) diameter by 17 inches (432 mm) long. Note: Drum
Rotation Indicator (DRI) is part of th hoist assembly.
Main Hoist Rope:
Main hoist rope is 9/16-inch (14 mm) diameter, Warrington-Seale construction, 6x36
classification, EEIPS grade, IWRC core, RRL lay, minimum breaking strength 37,000 lbs
(165 kN), 375 feet (114 m) long. Weight-per-foot is 0.6 lbs (0.9 kg per m). Note that rope
weight is not included in load calculations. 180-lb (82kg) downhaul weight and swivel hook
included.