The small appliance definition turns on a figure of five pounds or less. On a factory sealed unit, what exactly does that five pounds measure?
Correct Answer
D) The weight of the refrigerant the appliance is built to hold when properly charged
The five pound figure is a refrigerant quantity, and it refers to the amount the appliance normally holds, which is the charge the manufacturer specifies on the data plate. Oil is not counted, hardware is not counted, and the shipping weight of the cabinet is irrelevant. This matters because refrigerators weighing two hundred pounds hold a few ounces of refrigerant, while a much smaller commercial cabinet can hold six pounds. Reading the wrong number off a data plate is the most direct way to put a unit in the wrong category.
Why This Is the Correct Answer
The definition speaks of an appliance manufactured, charged and hermetically sealed with five pounds or less of refrigerant. The quantity being limited is the refrigerant charge the unit is designed to hold, taken from the data plate or the manufacturer's service literature. Nothing else on the appliance is weighed, and the cabinet's own mass has no bearing on the classification.
Why the Other Options Are Wrong
Option A: The combined weight of the refrigerant charge and the compressor oil charge
Oil is not part of the figure. A compressor's oil charge is specified separately and replacing it has nothing to do with which certification category the appliance falls in.
Option B: The weight of the compressor and the sealed system components taken together
Component weight is not measured anywhere in the definition. A heavy compressor and a light one make no difference if the refrigerant charge is the same.
Option C: The shipping weight of the appliance as it left the manufacturer's assembly line
Shipping weight describes the whole cabinet with its insulation, shelves and packaging, and a small appliance can easily weigh several hundred pounds.
Memory Technique
The rule weighs the gas, not the box.
Reference Hint
The five pound limit is the refrigerant charge the appliance normally holds, taken from the data plate.
More epa-608-type-1 Questions
An under-counter ice maker is one factory-sealed cabinet, while a modular ice machine head is joined to a remote condenser by field-run tubing. What certification does servicing the modular machine's circuit require?
A technician recovers refrigerant from a small appliance using a recovery machine that was manufactured in 1991. What recovery level must that older equipment achieve?
Two technicians recover from identical refrigerators with working compressors, one using a 1991 recovery machine and the other a 2015 machine. Why do their required recovery levels differ?
System-dependent recovery equipment may be used only on appliances that normally hold up to what amount of refrigerant?
What feature defines a self-contained recovery unit and sets it apart from the system-dependent kind?
When system-dependent recovery equipment is used on a small appliance whose compressor still runs, how can that working compressor be put to use?
Recovery from a small appliance has slowed down and the pressure is barely moving. What accepted technique helps drive the remaining refrigerant out?
After the recovery unit stops pulling on a small appliance, how does a technician confirm that the recovery is actually complete?
A sealed small appliance offers no service port at all. What has to happen before recovery equipment can be connected to it?
As refrigerant from a string of small appliances collects in a recovery cylinder, what fill limit applies to that cylinder?
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An under-counter ice maker is one factory-sealed cabinet, while a modular ice machine head is joined to a remote condenser by field-run tubing. What certification does servicing the modular machine's circuit require?
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A refrigerator's compressor is being replaced under the manufacturer's warranty by an authorized service company rather than by an independent shop. What does that arrangement change about the certification requirement?