Tesla Model S: Air Conditioning System Precautions
Tesla Model S (2012-2026) Service Manual / Best Practice / Air Conditioning System Precautions
- Air Conditioning System Precautions - General
- Refrigerant evacuation and recharging
- Debris or moisture in the A/C system
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Air Conditioning System Precautions - General
The air conditioning system contains fluids and components which could
be potentially hazardous to the technician or the environment if not
serviced and handled correctly. The following guidelin
Refrigerant evacuation and recharging
The HVAC and battery coolant circuits are sealed to prevent the
discharge of refrigerant. The refrigerant must be recovered before any
removal of system components using the recommended equipmen
Debris or moisture in the A/C system
Internally or externally damaged components can cause debris and
moisture to enter the A/C system. Perform the following procedures if
debris or excessive moisture ingress is suspected.
Cau
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Receiver Dryer and Desiccant (Remove and Replace)
Note: The desiccant bag in the receiver dryer is a
serviceable item and must be replaced every 2 years, whenever the
system is opened to ambient air for an extended time, or when an A/C
system leak has been fixed.
Note: The dessicant is located in the RH condenser.
Removal
Electrical system backup power is unavailable
Vehicle will consume more energy while idle
The backup power source for the electrical system, the low voltage battery,
is not available or cannot provide the
voltage required to support all vehicle features.
The primary source of electrical power, the high voltage battery system, will
continue
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