m - HKU Libraries
m - HKU Libraries
m - HKU Libraries
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IV. Trade Tests:<br />
1. Demonstrate competence in hand<br />
and machine knotting.<br />
2. Replace feed bobbins, knot ends<br />
and re-start skilfully in a certain<br />
time as specified in "Skill<br />
Standard".<br />
3. Clean a winding machine<br />
efficiently within a reasonable<br />
time.<br />
4. Check the slub catchers for the<br />
correct setting.<br />
5. Check a number of cheeses for<br />
winding faults and yarn defects.<br />
6. Repair end breaks on a multiend<br />
winding machine.<br />
7. Show skill in readying a number<br />
of ring cops and cheeses.<br />
8. Answer questions satisfactorily<br />
on:<br />
(a) The purpose of winding.<br />
(b) The dangerous parts and<br />
safety devices on a winding<br />
machine.<br />
(c) The names of the main parts<br />
of a winding machine.<br />
(d) The effect of imperfect<br />
cleaning work on both<br />
quality and machinery.<br />
(e) The bad effects resulting<br />
from failing to make a knot<br />
of the broken ends.<br />
(/) The reasons for using bobbins<br />
of different colours for<br />
different yarn counts and<br />
the importance of not allowing<br />
different yarn counts to<br />
become mixed,<br />
(g) How to remove yarns which<br />
have wrapped around winding<br />
drums.<br />
(h) What action should be taken<br />
if clearer settings are wrong,<br />
stopping devices are not<br />
operating properly or waxing<br />
device is not working<br />
properly.<br />
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