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A. No, you can still use an older booklet for reference if you choose to mail its enclosed quiz to ASE for scoring. However, if you want to take the quiz online, ASE recommends you use the 2009 version, which can be downloaded right here. In either
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No. When R12 went out of production it was widely believed that R12 would no longer be available. But for whatever reason, it still is. We recommend staying with the R12 on vehicles that were designed for it even though it is much more expensive
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Refrigerant recovery prevents refrigerant from escaping into the atmosphere. R-12 can damage the ozone, and R-134a is a greenhouse gas that contributes to global warming. ChaCha on!
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At the heart of every Daikin® VRV® and VRV-S® system is a unique and highly intelligent inverter-driven compressor. This advanced technology enables the outdoor unit output to vary according to the cooling or heating demands of the zones it controls.
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The materials and components of the AMS sensors correspond to those in use in PTC standard sensors and have therefore been subject to refrigerant/oil mixture testing. There are no changes here in relation to the previous sensor.
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R-410A, sold under the trademarked names Puron, Genetron R410A, and AZ-20, is a near-azeotropic mixture of difluoromethane (CH2F2, called R-32) and pentafluoroethane (CHF2CF3, called R-125).
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Most machines manufactured between 1995 and 1998 use R-22 refrigerants. After 1999 most vending machines switched to using, R134 / 407 refrigerants but some exceptions exist.
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Each refrigerant compressor is different. Some compressors won't be able to pull the amount of Hg you'll need to do the veneering. The brand and size of the compressor is no indication of its speed of air evacuation or its maximum vacuum pressure.
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Countries which are identified in the Montreal Kyoto Protocol are issued with a government directive which phases out hydrochlorofluorocarbons (HCFCs). This is to help achieve targets in the reduction of production and use of HCFCs. Companies which
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Due to mounting environmental concerns, in 2003 the Environmental Protection Agency passed the Montreal Protocol Act. This piece of legislation has already had a significant impact on the heating and air conditioning industry and will continue to
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