2. In Fig. 12.44 deciphers the color coding of wires and explains the most used symbols.
Pic. 12.44. Color coding and electrical wiring diagram symbols
3. The switch and relay contacts in the illustrations are shown in the normal on or normal off position.
4. SMJ multi-pin connection is shown in Fig. 12.45.
Pic. 12.45. Multi-pin Connection (SMJ)