EPA 608 - Type III Correct Questions & Answers

technicians maintaining, servicing, repairing, or disposing of low-pressure appliances must be certified as: - ANSWER Type III or Universal Technician the owner &/or operator of the equipment is responsible for keeping: - ANSWER records including: leak inspections & any completed leak repair verification tests it's the _______ &/or ___________ responsibility to obtain service records from the servicing company doing any work on an appliancem - ANSWER owner &/ or operator as of 11/14/94, the sale of _______ & _________ refrigerants is restricted to certified technicians - ANSWER CFC & HCFC as of 1/1/18, the sale of _______ & ________ are also restricted to certified technicians - ANSWER HFCs & HFOs low-pressure systems are semi-hermetic & operate below: - ANSWER atmospheric pressure (in a vacuum) leaks in the gaskets or fittings will cause ___ & _________ to enter the system - ANSWER air & moisture leaks must be repaired to reduce the operation of the ________ unit & ______ of refrigerant - ANSWER purge / loss leak checking a charged, _____-__________ refrigeration unit is to pressurize the system using controlled hot water or heater blankets - ANSWER low-pressure when controlled hot water or heater blankets are not feasible on leak checking a charged, low-pressure unit, use __________ to increase system pressure - ANSWER nitrogen when pressurizing a system, don't exceed _____ psig - ANSWER 10 exceeding ____ psig can cause the rupture disk to fail - ANSWER 10 when leak testing a _______ _____, be certain the water has been removed before placing the leak detector probe through the: - ANSWER water box / drain valve to leak test a tube, use a ____________ tube test kit - ANSWER hydrostatic systems with open drive compressors are prone to leaks at the: - ANSWER shaft seal controlled hot water or heating blankets can be used to raise the pressure in a ______-_________ for the purpose of opening the system for a: - ANSWER low-pressure / non-major repair what does a "major repair" under EPA regulations: - ANSWER any maintenance, service, or repair involving the removal of the following: compressor, condenser, evaporator, or any auxiliary heat exchanger coil starting in 2019, EPA regulations require that systems containing more than _____ lbs of refrigerant be repaired when the annual leak rate exceeds a ___________ of the