A2l Refrigerant UANJ

A2l Refrigerant UANJ

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Vocational training

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8 questions

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1.

FLASHCARD QUESTION

Front

The classification of an A2L Refrigerant means: Non Toxic, Mildly Flammable

Back

Non Toxic, Mildly Flammable

2.

FLASHCARD QUESTION

Front

Can A2L refrigerant (R32 or 454B) be used to REPLACE an existing 410A refrigerant charge?

Back

NO

3.

FLASHCARD QUESTION

Front

When using a recovery machine on an A2L how deep of a vacuums should the system be recovered?

Back

Never Pull Sub Atmospheric - Stay at a slight positive + pressure not to introduce air

4.

FLASHCARD QUESTION

Front

A2L Refrigerants will auto propagate (burn) under ambient conditions?

Back

No

5.

FLASHCARD QUESTION

Front

After recovering an A2L system, it needs to be:

Back

Purged with OFD Nitrogen

6.

FLASHCARD QUESTION

Front

A2L tank access will require:

Back

Left-hand thread adapters

7.

FLASHCARD QUESTION

Front

A2L Refrigerant is allowed to be vented because it is a Low GWP refrigerant

Back

False

8.

FLASHCARD QUESTION

Front

Striker Plates AKA Nailer Plates are required when concealing A2L line sets in studs or floor joists.

Back

True