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Repair of screenwash, generally comes down to editing of the deformed details of the lever drive or replacement with their new. We recommend to replace a faulty motor-reducer new.
For check of a condition of contacts
motor-reducer removal of a screen wiper is not required.
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We remove a cover, opening access to a reducer. |
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We unscrew the screw of a bracket of fastening of a plait of wires … |
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… also we remove the panel with laying. |
We examine contacts and conducting paths. We change the broken and worn-out elements assembled.
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For removal of a screen wiper we separate a connecting block … |
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… and, having removed the left edge of a sealant of a cowl, we take out a plait of wires from a panel cut. |
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Key "on 10" we turn off a nut of fastening of the lever of a brush. |
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"on 17" we pull together with a key the lever from shliyets of an axis. |
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Key "on 22" we turn off a nut … |
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… also we remove the plug with rubber laying. |
Also we disassemble the drive of the second brush.
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Key "on 10" we turn off two nuts of fastening of a screen wiper to a body. |
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Accurately we take out a cleaner, trying not to bend drafts of the drive. |
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Having hooked the screw-driver, we remove short draft from a spherical finger of a crank. |
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Key "on 10" we turn off a nut and we remove a crank. |
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Key "on 10" we turn off three bolts … |
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… also we remove a cleaner arm. |
For dismantling of a motor-reducer we remove a cover and the panel with wires (as it is stated above).
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Having hooked the screw-driver, we remove a lock ring... |
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… protective cap, steel and textolite washers. |
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Having removed a sealant and having pressed an axis, we push out a gear wheel from a reducer. |
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We remove textolite and steel washers from its axis. |
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By the screw-driver it is turned off two screws of fastening of a reducer... |
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… also we remove the electric motor case, holding the screw-driver an anchor for a worm. |
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From a reducer we take out an anchor with the adjusting washer which is put on its axis. |
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In a cover there are a spring and a thrust bearing established in an end face of the channel. |
We take out from the brush brush holder.
To remove dust from the electric motor, we blow it compressed air. We check a condition of brushes, a collector and a winding of an anchor.
Brushes have to freely, without jammings to move in brush holders, and springs – to remain elastic and not to have damages. The collector is smoothed out by a fine-grained grinding skin, then we wipe with solvent or gasoline. If the collector strongly burned or is worn-out, then it is better to replace the electric motor.
We begin assembly of a screen wiper with installation of an anchor in an electric motor cover for what …
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… by the thin screw-driver it is unbent face walls of brush holders... |
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... also we insert into them brushes, having drowned them completely as far as cuts for wires allow. |
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We establish an anchor in a cover. |
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From end faces of the brush holder we insert springs on the places and we bend the unbent walls of brush holders. |
Having covered a gear wheel and other rubbing connections with Litol-24 lubricant, further assembly is carried out to the sequences, the return dismantling.
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ATTENTION! For the correct work of brushes of a cleaner (that brushes of a screen wiper stopped in the necessary situation): |
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... before installation of a motor-reducer on an arm we include it for a short time, having connected to onboard network of the car via the socket. |
Only after a full stop of the electric motor we separate a block and we continue further assembly.
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The crank is established parallel to short draft of the drive. |
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