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5.3088.2 Regional Climatic Considerations

Topic:

Forced Air

Subtopic:

Special Considerations

Desired Outcome:

Regional climatic variables are taken into consideration

Multifamily Homes

	Title	Specification(s)	Objective(s)
	5.3088.2a Very cold	Condensate line will be insulated Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5 Refrigerant will be weighed into heating, ventilation, and air-conditioning ( HVAC HVAC Heating, ventilation, and air conditioning ) systems when outdoor temperatures do not facilitate accurate testing of system charge	Prevent freezing Ensure proper equipment operation
	5.3088.2b Cold	Condensate line will be insulated Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5 Refrigerant will be weighed into HVAC HVAC Heating, ventilation, and air conditioning systems when outdoor temperatures do not facilitate accurate testing of system charge	Prevent freezing Ensure proper equipment operation
	5.3088.2c Mixed humid	Refrigerant will be weighed into HVAC HVAC Heating, ventilation, and air conditioning systems when outdoor temperatures do not facilitate accurate testing of system charge Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5 Heating and cooling refrigerant lines will be insulated	Ensure proper equipment operation Prevent energy loss and condensation
	5.3088.2d Hot humid	Refrigerant will be weighed into HVAC HVAC Heating, ventilation, and air conditioning systems when outdoor temperatures do not facilitate accurate testing of system charge Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5	Ensure proper equipment operation
	5.3088.2e Marine	Refrigerant will be weighed into HVAC HVAC Heating, ventilation, and air conditioning systems when outdoor temperatures do not facilitate accurate testing of system charge Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5	Ensure proper equipment operation
	5.3088.2f Hot dry	Refrigerant will be weighed into HVAC HVAC Heating, ventilation, and air conditioning systems when outdoor temperatures do not facilitate accurate testing of system charge Verification of proper charge will be conducted when outdoor temperatures are suitable Refrigerant charge evaluation will be done using proper evaluation techniques (subcooling/superheat) depending on metering device in accordance with ANSI ANSI American National Standards Institute, www.ansi.org / ACCA ACCA Air Conditioning Contractors of America, www.acca.org Standard 5	Ensure proper equipment operation