EPA 608: Type III Correct 100%
Techs maintaining, servicing, repairing, or disposing of low pressure appliances must be certified as? - ANSWER Type III or universal technician As of what date was the sale of CFCs and HCFCs restricted to certified techs? - ANSWER Nov 14, 1994 Who is responsible to comply with changes in section 608? - ANSWER The technician Because low pressure systems operate in a vacuum , where will leaks occur? - ANSWER Gaskets or fittings (allow air or moisture into the system? What is the most effective method of leak checking a charged, low pressure system? - ANSWER Pressurize the system using controlled hot water or heater blankets If controlled hot water or heater blankets are not available, what should be used to increase system pressure? - ANSWER Nitrogen When pressurizing a low pressure system, do not exceed what pressure and why? - ANSWER 10 psig because exceeding it can cause the rupture disc to fail What should be done before leak checking a water box? - ANSWER Remove the water before placing the leak detector probe through the drain valve What device is used to leak test tubes? - ANSWER H
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