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11-7-5-stekloochistitel-vetrovogo-okna.html
11.7.5. Screen wiper of a wind windowScheme of inclusion of a screen wiper and washer of a wind window
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1 – screen wiper electric motor;
2 – washer electric motor;
3 – rechargeable battery;
4 – block of safety locks and relay;
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5 – ignition switch;
6 – switch of a screen wiper and washer of a wind window |
On cars the 2-speed screen wiper of type 31.5205-02 with the electric drive which the three-brush electric motor of 171.3730 type of a direct current with excitement from permanent magnets enters is established.
The worm reducer (motor-reducer) is united in one knot with the electric motor. In a reducer there is a self-stop mechanism. To an arm of the electric motor the thermobimetallic safety lock of PR 502A calculated on the maximum current of operation 7,5 A fastens.
The electric circuit of inclusion of a screen wiper of a wind window is shown in the drawing.
Repair of a screen wiper consists, generally in editing of the deformed drafts and levers of lever system or replacement with their new.
The faulty electric motor is recommended to be replaced new.
After installation of the new electric motor to check its work before connection of drafts of a screen wiper
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