Mazda Trucks 1972-1986 Repair Guide

Oil Cooler

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REMOVAL & INSTALLATION



See Figure 1

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Fig. Fig. 1: The oil cooler is mounted below the radiator on rotary engine trucks

  1. Raise the truck and support it with jackstands.
  2.  
  3. Drain the engine oil.
  4.  


CAUTION
The EPA warns that prolonged contact with used engine oil may cause a number of skin disorders, including cancer! You should make every effort to minimize you exposure to used engine oil. Protective gloves should be worn when changing the oil. Wash your hands and any other exposed skin areas as soon as possible after exposure to used engine oil. Soap and water, or waterless hand cleaner should be used.

  1. Unfasten the screws which retain the gravel shield and remove the shield.
  2.  
  3. Remove the oil lines from the oil cooler.
  4.  
  5. Unfasten the nuts which secure the oil cooler to the radiator.
  6.  
  7. Remove the oil cooler.
  8.  
  9. Examine the oil cooler for signs of leakage. Solder any leaks found. Blow the fins of the cooler clean with compressed air.
  10.  
  11. Installation is the reverse of removal.
  12.  

 
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