Clean distributor box.
Clean and dress commutator.
Clean magnetic thermometer contact points on electric pots.
MECHANICAL TERMS
Adjusting Screw—A screw for taking up wear, or for shifting the position of some movable piece.
Bushing—(1) A lining, usually of metal, for a hole. (2) A tube for insertion into an opening to reduce the effective diameter.
Cam—A non-circular or eccentric rotating piece, often of irregular outline and giving motion that is irregular in direction, rate, or time.
Clutch—A power-transmitting device operating by friction or interlocking, for securing or breaking rotative continuity, as between two shafts or a pulley and a shaft.
Collar—An annular enlargement of a shaft or axle, usually at or near the end.
Cotter Pin—A split pin for insertion in the slot of a bolt to prevent it being drawn.