Incorrect refrigerant volume (Worksheet 2)

Inappropriate gas, non-condensible gas or moisture in the system.

Improper refrigerant volume, 30 – 35% too much or 70 – 75% too little filling quantity.

Note

When correcting filling quantity, it is not necessary to replace the air conditioner’s drying unit.

  1. Extraction of refrigerant from the air conditioning system.
  2. Replace the desiccant container.
  3. Removal of the non-condensible gas and moisture in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes.
  4. Checking the vacuum sealing using a drying manometer (see “User instructions for the waste station” for details).
  5. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

The evacuation time is not sufficient.

Note

When correcting filling quantity, it is not necessary to replace the air conditioner’s drying unit.

  1. Extraction of refrigerant from the air conditioning system.
  2. Replace the desiccant container.
  3. Removal of the non-condensible gas and moisture in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes.
  4. Checking the vacuum sealing using a drying manometer (see “User instructions for the waste station” for details).
  5. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

Contaminated refrigerant.

Note

When correcting filling quantity, it is not necessary to replace the air conditioner’s drying unit.

  1. Extraction of refrigerant from the air conditioning system.
  2. Replace the desiccant container.
  3. Removal of the non-condensible gas and moisture in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes.
  4. Checking the vacuum sealing using a drying manometer (see “User instructions for the waste station” for details).
  5. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

The filter is saturated with moisture.

Note

When correcting filling quantity, it is not necessary to replace the air conditioner’s drying unit.

  1. Extraction of refrigerant from the air conditioning system.
  2. Replace the desiccant container.
  3. Removal of the non-condensible gas and moisture in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes.
  4. Checking the vacuum sealing using a drying manometer (see “User instructions for the waste station” for details).
  5. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

Professional standard

ASC by WAECO is, and has been for years, the abbreviation for excellent quality and cutting-edge technology in A/C service equipment. The series is constantly improved and complemented to meet future requirements. All ASC service units are state of the art and fully automatic

Be a successfull A/C professional

Use our comprehensive range of equipment for service and repairs on automotive A/C systems to make your company an efficient and successful A/C workshop. Polar bear Eddie supports you with useful information and advertising material that will keep you an Eddie nose length ahead of your competitors!

CONTACT US

Dometic UK Ltd.
Dometic House, The Brewery,
Blandford St. Mary
Dorset DT11 9LS

Tel +44 (0) 344 626 0135
Fax +44 (0) 344 626 0143
Mail automotive@dometic.co.uk
Net www.dometic.co.uk