Most candidates attempted this question and were able to:
- state safety rules observed in a wood machine shop.
- sketch sand bucket.
However, they were unable to
- state the safety devices used on a jointer.
The expected response is given below:
(a) machine shop safety rules:-
* do not run in the machine shop;
* no “fooling around”/no horse play;
* remove paint or oil from the floor immediately;
* store flammable/inflammable liquids in sealer container from heat or flames;
* keep the machine shop floor clear from scraps;
* wear goggles or eye shield when using machines which produce dust, chips or shavings;
* no adjustment should be made to a machine while the cutter is moving;
* the cutter of the machine should stop moving before leaving the machine;
* obtain permission before operating a machine;
* adequate space should be provided in workshop.
(b) The Safety devices used on:-
(i) Jointer
* push block;
* bridge guard;
* push stick;
* spike.
(ii) Circular saw
* crown guard;
* push stick;
* riving knife;
* nose guard/ extension piece;
* mouth piece;
* finger plate.
(c) (i)
(ii) The use of sand bucket to fight fire in a wood machine
shop:
* it is usually a metal bucket/container;
* the sand bucket is filled with sand;
* the sand in the bucket is poured over the flame;
* the empty bucket is refilled with sand and poured
over the flame until it is quenched or fire service
arrives. |
