21:12. Cleaner and washer of glass of a door of a back

Scheme of inclusion of a cleaner, washer and element of heating of glass of a door of a back

1 – block of safety locks;
2 – switch of a cleaner and washer of glass of a door of a back;
3 – back door glass washer electric motor;
4 – back door glass cleaner electric motor;
5 – back door glass heating element;

6 – back door glass heating inclusion relay;
7 – control lamp of heating of glass of a door of a back;
8 – back door glass heating switch;
9 – ignition switch.

Glass cleaner of a door of a back consists of a motor-reducer of type 471.3730, the lever and a brush. Laying of the lever with a brush – right on the car course. The cleaner electric motor – two-brush, with excitement from permanent magnets. For protection against overloads in it the thermobimetallic safety lock is established. The faulty motor-reducer is replaced new.

Technical characteristic of a motor-reducer

Number of the double courses at the supply voltage of 14 V, m 0,5 N.' loading (0,05 кгс.м) and the ambient temperature of (25±10) °C, mines –1

(50±5)
The current consumed in these conditions, And, no more
2

The cleaner joins the keyboard switch on the dashboard (the first situation – fixed). By further pressing of the switch (unstable situation) also the washer of back glass joins.

Back door glass heating system. The heating element of glass is connected via the relay of 113.3747 type installed at the left under the dashboard. Heating joins the keyboard switch on the dashboard. At the same time the orange control lamp in a combination of devices lights up. Tension to the switch moves only at the included ignition. At failure of a heating element replace glass.