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20 minute timer

     
   
 
    Description: This defogger timer controls the rear window defroster for 20 minutes then shuts down the relay. The timer activates when the button (S1) is pushed temporary. Both diagram does not show the rest of control unit of the timer. See complete timer unit. The blower motor diagram is to the right. It has a four speed motor controller with resistors, unrelated to the timer. (The picture above is the relay cover, scroll down to see huge picture of the defroster relay.)  

Parts list:

D2 ---- Unknown ID number

D3 ----- Unknown ID number

S2 ----- Push button switch, always off

RLY1 --- Omron relay 1 amp

R1 --- Unknown value or wattage rating
         
     
Parts inside: Coil Resistor  

resistor brn/brn/red/gold

  
   

 

     
     
Updated 12-00