Page 23 of Ingersoll Rand Industrial Lifting Catalog by Ingersoll Rand Industrial Technologies

mlk and hlk series air chain hoist 1/4 ­ 6 metric ton lifting capacity 1 20 high strength aluminum housing 19 heat treated planetary gearing 2 anti-friction bearings 3 18 manual brake release kit optional internal muffler 4 inlet swivel strainer and filter latch type swivel hooks top and bottom 17 dependable non-asbestos self-adjusting disc brake 5 16 exhaust air chain lubrication 6 precision throttle valves 100 duty cycle multi vaneŽ motor seven vane control adjustment screws 15 built-in cross-link protection 7 14 upper and lower limit stops 8 pull chain control 13 chain container 12 link load chain 9 pilot pendent control 11 two-piece single-line hook block 10 guarded pendent handle 17 dependable non-asbestos self-adjusting disc brake air-operated disc brake balances brake effort to motor torque by sensing the air pressure in the valve chest this provides precise control and eliminates back drop problems encountered with some mechanical brakes if the air supply is interrupted the pressure release causes instantaneous automatic braking the new brake design is protected from impact by a cast housing and is self-adjusting for the full life of the brake 18 manual brake release kit available as an accessory this kit allows the operator to safely lower a suspended load in the event of a power failure 19 heat-treated planetary gearing planetary gearing system provides high torque capability by splitting the torque path thereby dividing and balancing the load over more teeth this assures longer life and reduced maintenance 20 high strength aluminum housing strong yet lightweight for maximum portability and weather resistance 23 air chain hoists

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