Machine WoodWorking2, WASSCE (SC), 2016

Question 2

(a)(i)State three reasons why woodwork machines should not be cleaned with water.
  (ii) List five safety equipment that should be provided in a wood machine shop.

(b)State three steps involved in folding a band saw blade

Observation

The expected response was:

Water

-corrodes metals,

      • -causes metals to rust
      • -conducts electricity and thus may cause electric shock, or short circuit.
      • -can damage electrical connections in the machine

                                                                                         
(ii) Safety Equipments include

-           First Aid box
-           Sand bucket
-           Fire extinguisher
-           Water hydrant
-           Water hose reel
-           Eye goggle / face shield
-           Ear plugs / muffs
-           Dust masks
-           Fire alarm/siren

(b)(i)  Grasp the blade with the thumb of the right hand pointed up and the thumb of the left hand pointed down;

    (ii)   Do not let the blade slip or turn in your hands;

    (iii)  The right hand should turn away from your body and the left towards your body. The blade will eventually fall into three(3) loops.