AUDI Thermostatic Air Cleaner: Testing
- Install thermostat in control box and screw it in 3 turns. Place thermostat in container of water at 68°F (20°C) for 2 minutes.
- Air door must be in position to allow only heated air to enter. If not, screw thermostat in further until air door is shut. Lock thermostat in position using locking compound.