The circuit diagram for switching on the sound signal is shown in Figure 7-38.
Figure 7-38. Sound signal connection diagram:
1 - sound signal;
2 - sound signal switch;
3 - relay for switching on sound signals;
4 - mounting block;
A - to power sources.
If the signal volume decreases or wheezing appears, adjust the signal by turning the screw on its body in one direction or another until you get a loud and clear sound.
If the signal does not turn on, check fuse F7, the reliability of the wire connections and the condition of the horn switch contacts.
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