TSB : ETR Switch Removal & Installation
Heating, Ventilation & A/C (HVAC)
Details
NOTE: Changing adjustment of ETR switch in direction of "colder" is not permitted. In event of trouble or if cutout point is not correctly set, always replace switch. Fig 1: ETR-Switch - Steps 1-3 (1 Of 2) Courtesy of MERCEDES-BENZ OF NORTH AMERICA. Fig 2: ETR-Switch - Steps 4-10 (2 Of 2) Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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