Refrigerant Charge | Standard Work Specifications

Detail ID 5.0103.2

Topic

Forced Air

Subtopic

Refrigerant Loop

Desired Outcome

Properly charged system

Legend - Housing Type

SF Single Family Site-Built Housing

MH Manufactured Housing

MF Multifamily Housing

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5.0103.2a Pre-work qualifications

SF

MH

MF

SF

MH

MF

Specification	Objective
Specification Before adjusting refrigerant to system verify that: system is leak free air flow of system is correct indoor and outdoor temperatures are within allowable range for refrigerant charge testing	Objective Prevent inaccurate refrigerant charging

5.0103.2b Charge

SF

MH

MF

SF

MH

MF

Specification	Objective
Specification Base refrigerant charge on manufacturer specifications for the equipment being serviced Weigh in calculated refrigerant charge if outdoor conditions prevent accurate pressure measurements according to manufacturer specifications	Objective Accurate refrigerant charge

5.0103.2c Documentation

SF

MH

MF

SF

MH

MF

Specification	Objective
Specification Provide occupant/owner with refrigerant charge documentation according to AN SI/ACCA Standard 5 (HVAC Quality Installation)	Objective Provide occupant and service technicians with previous refrigerant charge information