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Author Question: Which reading represents the lowest vacuum reading? (Read 70 times)

Pineappleeh

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on: Aug 13, 2021

Question 1

Which part MUST be used when refitting a vehicle from R-12 to R-134a refrigerant?
◦ A new condenser
◦ A new service fitting and a retrofit label
◦ A high pressure cutoff switch
◦ Both B and C

Question 2

Which reading represents the lowest vacuum reading?
◦ 27 in. Hg
◦ 28 in. Hg
◦ 29 in. Hg
◦ 500 microns


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Marked as best answer by Pineappleeh on Aug 13, 2021

kalskdjl1212

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Reply #1 on: Aug 13, 2021

Answer 1

Both B and C

Answer 2

500 microns


Pineappleeh

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  • Posts: 585
Reply 2 on: Aug 13, 2021
Wow, this really help

Viet Thy

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Reply 3 on: Yesterday
:D TYSM

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