Removing
Disconnect the battery ground wire.
Disconnect all electrical wires from the device.
Remove the 2 vacuum hoses from the thermo-pneumostatic valve from the choke position control device.
Remove the 3 screws from the longitudinal slots and remove the choke position control.
Installation
When installing, make sure that the heated bimetal spring plate is in contact with the operating lever. First check the integrity of the bimetallic plate, if necessary, replace the plate.
Attach the air damper position control, screw in the 3 screws, but do not tighten too much.
Adjust the device for enriching the combustible mixture at start-up. The device is adjusted correctly when the marks (arrow) on the cover and on the device flange match.
Attention: When turning the cover of the automatic device for enriching the combustible mixture during start-up, the air damper also turns. If the enrichment of the combustible mixture at start-up is turned off too early (warm engine won't start), you can turn the cover of the device in the direction of closing the air damper («Starteklappe zu»), until the marks move about 5 mm. In this case, the air damper opens correspondingly later, in Tighten the cover of the automatic device for enriching the combustible mixture at start-up.
Connect all electrical wires and vacuum hoses to the device.
Connect ground wire to battery.
Check the operation of the automatic device for enriching the combustible mixture at start-up.
Install the air filter see below.
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