ML 320 (163.154) V6-3.2L (112.942) (1998)
Ambient Temperature Sensor / Switch HVAC: Service and Repair
Remove, Install Outside Air Temperature Sensor
DANGER:
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Risk of injury to skin and eyes suffering scalding from contact with hot coolant spray. Risk of poisoning from swallowing coolant.
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Do not open cooling system unless coolant temperature is below 90 degrees C. Open cap slowly and release the pressure. Do not pour
coolant into beverage bottles.
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Wear protective gloves, protective clothing and eye protection.
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Risk of explosion from welding or soldering work on closed air conditioning system. Risk of poisoning from inhaling overheated
refrigerant vapors. Risk of injury from skin and eye contact with liquid refrigerant.
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Do not carry out any welding work on the closed air conditioning system or in the surrounding area. No smoking or open flames. Wear
eye protection and protective gloves. Work only in well ventilated areas.
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Carry out repair work on the air conditioning system circuit only after the system has been discharged.
CAUTION:
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Conduct if air conditioning system is damaged or leaking
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Protect air conditioning circuit and components from moisture when carrying out repair work.