Article 3.Provisions for EC type-approval of a vehicle with regard to windscreen defrosting and demisting systems
Article 4.Validity and extension of approvals granted under Directive 78/317/EEC
Requirements for windscreen defrosting and demisting systems
2.1.3. Before the test, the inner and outer surfaces of the...
2.1.4. The vehicle shall be switched off and shall be kept...
2.1.5. Following the exposure period prescribed in paragraph 2.1.4, an even...
2.1.6. After the ice has been formed on the windscreen, the...
2.1.7. After the period prescribed in paragraph 2.1.6 has elapsed, one...
2.1.7.1. If the vehicle is fitted with an engine, the engine...
2.1.7.2. During the final 35 minutes of the test period (or...
2.1.7.3. All batteries shall be fully charged at the start of...
2.1.7.4. During the test, the voltage at the terminals of the...
2.1.7.5. The temperature in the test chamber shall be measured at...
2.1.7.6. The horizontal component of the speed of the air cooling...
2.1.7.7. If fitted, the engine bonnet, roof, all doors, windows and...
2.1.7.8. The vehicle’s defrosting system controls shall be set as recommended...
2.1.7.9. The windscreen wipers may be used during the test, but...
2.1.8. The observer(s) shall outline the defrosted area on the inside...
2.1.9. On completion of the test, the pattern of the defrosted...
2.2.1. Before the test, the inside surface of the windscreen shall...
2.2.2. The test shall be carried out in an environmental chamber...
2.2.4. The inside surface of the windscreen shall be cleaned as...
2.2.5. The steam generator shall be placed with its outlets in...
2.2.6. After the generator has been operating for five minutes inside...
2.2.7. One minute after the observer(s) have entered the vehicle, the...
Procedure for verification of the R-point or seating reference point
Procedure for determining primary reference marks in the three-dimensional reference system
Procedure for determining vision areas on windscreens of vehicles
Requirements for the steam generator
1.1. The steam generator used for the test shall have the...
1.1.1. The water container shall have a capacity of at least...
1.1.2. The heat loss at boiling point shall not exceed 75 W...
1.1.3. The fan shall have a capacity of 0,07 to 0,10 m3/min...
1.1.4. Six steam outlet holes shall be positioned at the top...
1.1.5. The generator shall be calibrated at – 3 ± 1 °C to give reading...
1.2. The specified parts shall have the following dimensional and material...