EDITION NO. : KA1S20201702R3
- Gearbox(or Reducer section)
• The gearbox(or reduction section) in the hoist body is lubricated with grease, and the grease should be changed at
least one year.
• Do use the grease or its equivalent of Korea Dowcorning BR-2
• The quantity of 10~15cm
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grease should be thoroughly lubricated as changed.
6.2 Maintenance
- Do disconnect air supply lines
- Do disassemble air chain hoist on the floor.
- Assembly and disassembly work may only be performed by experienced technicians.
- Adjustment, maintenance and inspection activities and inspection deadlines including specifications concerning
replacement of parts/assemblies prescribed in the operating instructions must be observed.
- Hook
• Hook should not be used after repairing.
• Inspect hook carefully for cracks using magnetic particles or other suitable non-destructive method.
• Inspect hook retaining parts.
• Make sure the hook latch is present and operating.
- Brake
• During long time usage, the brake power becomes poor by the wear of the brake lining, cam, and shoe.
• In this case, do adjust the brake clearance periodically.
KA1S - SERIES
고려호이스트
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In this case, do adjust the brake clearance periodically.
• Brake cam, shoe and lining should be changed properly.
- Casing
• Check for distortion, wear and continued ability to support load, especially the part of the suspension eye.
- Push button
• Make sure the O-ring and spring of the valve insert and seat properly.
• Make sure each hose connect properly to the pendant control.
• Check the air leakage of the pendant control.
- Air motor
• Air motor described here is a vane type. A vane type air motor consists of a rotor which plays a role on a shaft, a vane
fixed on the rotor, a cylinder which wraps the rotor, and a side-plate dividing both sides of the cylinder. Each
consistents is finished in a precise process keeping an exact clearance. As a result, other foreign materials or poor
lubrication causes serious problems.
• Make sure the measuring digit between a vane and a rotor keep as follows.
53.7mm
22.0mm
2.8mm
3.6mm
Standard dimensio
Limits of use
53.9mm
23.0mm
3.1mm
3.4mm
MARK
A
B
C
D
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