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Exam ASCS topic 1 question 11 discussion

Actual exam question from NADCA's ASCS
Question #: 11
Topic #: 1
[All ASCS Questions]

In what sequence is an HVAC system typically cleaned?

  • A. Supply, air handler, return
  • B. Exhaust, air handler, return, supply
  • C. Return, supply, exhaust, air handler
  • D. Return, air handler, supply
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Suggested Answer: B 🗳️
by Seph407 at May 30, 2023, 3:06 p.m.

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Seph407
1 year, 5 months ago
Return unit supply you need to go with the flow of air to properly clean the system per NADCA
upvoted 1 times
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