Renault Coupes/Sedans/Wagons 1975-1985 Repair Guide

Heater Core

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REMOVAL & INSTALLATION



Alliance, R-18 and Fuego

See the blower motor removal and installation procedure.

R-12


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Fig. Fig. 1 Heater core removal points on the R-12

  1. Remove the cowl vent grille panel.
  2.  
  3. Drain the cooling system.
  4.  
  5. Disconnect the heater hoses at the core tubes.
  6.  
  7. Cut the core hook retaining wires and lift up on the hooks.
  8.  
  9. Unbolt the heater control valve from under the dashboard.
  10.  
  11. Pull the core out of the vent grille opening.
  12.  
  13. Installation is the reverse of removal.
  14.  

R-15, R-17, and Gordini
  1. Disconnect the battery.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove the radio speaker.
  6.  
  7. Remove the glove compartment.
  8.  
  9. Remove the radio.
  10.  
  11. Disconnect the wiper switch wires.
  12.  
  13. Remove the center console retaining bolts.
  14.  
  15. Remove the shift lever boot retaining screws and remove the boot with a 1 / 4 turn to the left.
  16.  
  17. Remove the heater control cables.
  18.  
  19. Disconnect all wires attached to the heater case.
  20.  
  21. Unbolt and remove the case.
  22.  
  23. Remove the heater valve from the case.
  24.  
  25. Remove the core cover from the case and lift out the core.
  26.  
  27. Installation is the reverse of removal. Make sure that all seals are in good condition. Make sure that the control cables are adjusted properly.
  28.  

LeCar


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Fig. Fig. 2 Heater core mounting details for the LeCar



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Fig. Fig. 3 To remove the heater core, remove the heater unit, and separate the case halves



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Fig. Fig. 4 Pull the heater core out of the case

  1. Disconnect the battery.
  2.  
  3. Drain the cooling system.
  4.  
  5. Disconnect the hoses at the core tubes.
  6.  
  7. Remove the blower fan.
  8.  
  9. Remove the cable from the hot water valve.
  10.  
  11. Unbolt and remove the hot water valve.
  12.  
  13. Remove the heater core mounting bolts and lift out the core.
  14.  

 
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