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15KN Rescue Boat Manual Release Hook

  • Deyuan Marine

Product Description

15KN Rescue Boat Manual Release Hook :
Working instruction:
1.Move the hook to the hooking position when the fork handle is at unhooking position.
2.Move the fork handle down to the hook protector position by a flexible push rod then  insert the protector into the protecting hole.
3.turn the torsion spring on the hook,put down the lifting steel cord or the ring.Keep the  torsion spring in loose status to prevent the cord dropping then start lifting a heavy object.
4.To carry a unhooking operation,take the protector out of the protccting hole then use  the flexible push rod move the fork handle upward to the unhooking position the heavy object  can drop from the hook freely.
5.Repeat the above hooking and unhooking operation.The hook can work normally when using it.
Repair and maintenance:
1.If find any part that is worn and torn or deformed,it should be replaced.
2.The active position should be lubricated regularly with grease.
3.The hook surface should be cleaned with sewing machine oil per two months and smear with clean  sewing machine oil after cleaning to prolong the serice life.
Model DY-15
Specification 15KN
Release form Manual release
Safe working load 15KN
Test specification 15KN
Test load for 2.5 times  37.5KN
Test load for 6 times  90KN
On the pitch 32MM
Under the aperture 25MM

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