General, Technical Data [HVAC]

• 00 General, Technical Data
  • Safety Precautions
    • Safety Precautions When Working On A/C Systems
    • Safety Precautions When Handling Refrigerant
    • Safety Precautions When Working On Vehicles With High-Voltage System
    • Safety Precautions When Working Near High-Voltage Components
    • Safety Precautions When Working On Vehicles With Start/Stop System
    • Safety Precautions During Road Test With Testing Equipment
    • Safety Precautions When Working On Cooling System
  • Identification
    • Heater And A/C Unit Identification
      • HEATER AND A/C UNIT IDENTIFICATION, MAHLE "Version 1"
      • HEATER AND A/C UNIT IDENTIFICATION, MAHLE "Version 2"
  • General Information
    • Type Labels
      • Notes
      • Version
    • Odors In Vehicles With A/C System Information
  • Repair Information
    • Guidelines For Clean Working Conditions
    • General Information
    • General Repair Information
    • Contact Corrosion
    • Line Routing And Securing
    • Radiator And Condenser Assembly
    • Heating Output, Checking
      • Testing Requirements For Heating Output And Activation Of A/C System Temperature Control Doors
      • A/C System Heating Output And Temperature Control Door Activation, Checking
        • Notes
        • The Specified Values Are Not Reached On Any Temperature Sensor
        • The Specified Values Are Not Reached At Only One Or Two Temperature Sensors
      • Heating Pump Function, Checking Through A/C System, Only On Vehicles With High-Voltage System
    • Cooling Output, Checking
      • A/C Cooling Output, Testing Requirements
      • Cooling Output, Checking
      • Localizing Malfunction For Ice Build-Up On Evaporator
        • Notes
        • Vehicles without High-Voltage System
        • Vehicles With High-Voltage System (Audi Q7 E-Tron)
      • Malfunction Determination If Cooling Output Of Front A/C System Is OK But Required Values Not Achieved In Rear
    • A/C System Functions, Checking (High-Voltage Vehicles)
    • Working On Refrigerant Circuit
    • Vehicles With A/C System, Painting
    • Refrigerant Circuit Seals
    • High-Voltage Heater (PTC) -Z115- GENERAL INFORMATION, (AND TO THE High-Voltage Heater (PTC) Control Module -J848-)
    • High-Voltage System Component Cooling, Checking Through A/C System
    • Notes For High-Voltage Components And Potential Equalization Cables
  • Technical Data
    • Refrigerant Capacities
      • Refrigerant R134A Capacities, Pr Number KK1
      • Refrigerant R1234YF Capacities, Pr Number KK3
    • Approved Refrigerant Oils And Refrigerant Oil Capacities
      • Approved Refrigerant Oils And Refrigerant Oil Capacities For Refrigerant R134A, Pr Number KK1
      • Refrigerant Oil Capacities In Refrigerant Circuits For Refrigerant R134A, Pr Number KK1
      • Approved Refrigerant Oils For Refrigerant R1234YF, Pr Number KK3
      • Refrigerant Oil Capacities In Refrigerant Circuits For Refrigerant R1234YF, Pr Number KK3
    • Oil Distribution