InstallationCâu 48 / 110
A gas furnace flue must terminate where?
a.Inside the attic
b.Into an open crawl space
c.At an approved location outdoors with required clearances from openings
d.Into the return duct
Giải thích
Flue and vent terminations must discharge outdoors at listed heights and clearances from windows, doors, and air intakes to prevent flue gases from re-entering the building. The CMC and appliance listing specify these termination requirements. Improper termination risks carbon monoxide entry.
Trích dẫn luật: 2022 California Mechanical Code (CMC)Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- The condensate drain line from a cooling coil is often fitted with a trap to accomplish what?
- What is the recommended practice for supporting horizontal refrigerant and drain lines?
- Before releasing refrigerant charge into a newly installed line set, the system should be tested and then processed how?
- When connecting line-voltage power to an air conditioner, the disconnect switch must be located where?
- What is the purpose of a filter drier installed in the liquid line?
- Return air for a gas furnace must not be taken from which location?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với California CSLB C-20 Warm-Air HVAC Trade Exam · Quy trình kiểm tra