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Daekyung Black Bear DS-020 ユーザーマニュアル
7.2.2 Monthly Inspection
1) Load Chain Test
When the chain (which the load will be suspended on) is rusted
or stretched out, replace the chain immediately! Rusted/stretched
chain causes potential danger/problems in operating the hoist.
Material
Capacity
Diameter
(Ton)
mm(D)
0.5
1
1.5
2
3
5
8.0
10.0
15.0
20.0
30.0
40.0
50.0
Notice
Measure the diameter and inside length of the chain. If the measured lengths go over the
allowable limit, replace the chain. [ Refer to 7.5.1 ]
2) Hook Inspection
The hook will not be deformed or broken if it is used within the safe working load and complied
to this manual instructions. However, when used over long period of time, overloading the hook
may occur. Therefore, be certain to inspect the hook regularly. Replace the hook if the hook
gate is open or seems deformed in any other way.
Notice
Measure the hook opening length. Replace the hook if the length go over the
[ Refer to 7.5.2 ]
Black Bear is a registered trademark of Daekyung Co., Ltd.
1521-6 Dadae-dong, Saha-gu, Busan, Korea
Inside
Length
mm(P)
6.3
19
7.1
20.2
7.9
23
9.5
28.6
7.9
23
7.9
23
11.1
33.3
11.1
33.3
11.1
33.3
11.1
33.3
11.1
33.3
11.1
33.3
11.1
33.3
BLACK BEAR HOIST
[ Pic 7.1 ]
Outside
Length
No. of Chain
mm(B)
20.9
23.2
25.9
31.3
25.9
25.9
36.4
36.4
36.4
36.4
36.4
36.4
36.4
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Tel: +82)51-264-6611 Fax: +82)51-264-6615
Remark
Fall
1
DS-010
1
DS-015
1
DS-020
1
2
3
3
3
5
6
10
14
18
a
llowable limit.