1997 Mercury Grand Marquis Owner Guide 1st Printing - Page 69
1997 Mercury Grand Marquis Manual
Page 69 highlights
The controls for the manual heating and air conditioning system For maximum heating, move the SELECT knob to FLOOR, move the TEMP knob to the end of the red range (full clockwise) and move the fan speed to HI. To heat the interior of your vehicle and defrost the windshield at the same time, move the SELECT knob to MIX and select the temperature and fan speed desired. For maximum defrosting, move the SELECT knob to DEFROST V, move the temperature to the end of the red range (full clockwise) and operate the fan as necessary to provide the volume of air required. For ventilation, move the SELECT knob to VENT and select the temperature and blower speed desired. To cool the inside of your vehicle quickly, in warm weather, move the SELECT knob to MAX A/C, move the TEMP knob to the end of the blue range (full counterclockwise) and move the fan to HI. 68
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