Lever hoist usage rules

lever hoist usage rules:
1 Do not overload use extended handles unauthorized use is strictly prohibited. Other than strictly prohibited to use human power operated.
2 from lifting weights, is strictly prohibited personnel to do any work under heavy loads or walking, to prevent injury.
3 must be confirmed prior to use several pieces intact, transmission parts and lifting chain oiled, idling conditions are normal.
4 Use the up and down should be checked before the hook is firmly linked. Should enable the payload is the central cavity of the hook of the hook. Lifting chains shall not be bent twisted the wrong link, to ensure safety.
5 If pulling force when used should immediately stop using and check:
A. weights are implicated with other objects
B.  Hoist equipment  parts for damage
C. Whether the weight exceeds the hoist rated load.
6 illegal operations are not allowed, not allowed to be placed in the gourd place rain or very wet.
7 is strictly prohibited under 6 tons hoist hook in the middle of two rows chain flip.
lever hoist maintenance methods:
1 gourd after use should be cleaned and coated with anti-rust oil, stored in a dry place.
(2) Maintenance and service agencies who should be familiar with hoist to prevent performance of the machine do not understand the principle of free disassembly.
3 gears mounted to drawing.
4 slotted nut installation, you should first turn the handwheel clockwise direction, so that the ratchet, pressed on the brake friction plates mounted on the seat groove nuts.
5 gourd after cleaning inspection after repair, and heavy-load test should be carried out to confirm working, automatic and reliable in order to rendezvous with. Brake friction surfaces must be kept clean, non-contaminated sewage sludge.