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Class B TradeCore Tradesmedium29% of exam part

An attic furnace platform blocks required access to service panels. What should be maintained?

Correct Answer

D) Required access and working clearance for servicing.

Restore access to the service panels and the required working area. 2025 CMC 304.1 and 304.4 address equipment access and attic service provisions; a platform must not obstruct them. Source: https://epubs.iapmo.org/2025/CMC/

Answer Options
A
Only the finish color of the platform.
B
Only the room thermostat setting.
C
Only the exterior roof drainage.
D
Required access and working clearance for servicing.

Why This Is the Correct Answer

Restore access to the service panels and the required working area. 2025 CMC 304.1 and 304.4 address equipment access and attic service provisions; a platform must not obstruct them. Source: https://epubs.iapmo.org/2025/CMC/

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