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The HVAC service disconnect is hidden behind the outdoor unit and cannot be operated readily. What is required?

California C-20 exam practice question · Fabrication, Installation & Startup

The HVAC service disconnect is hidden behind the outdoor unit and cannot be operated readily. What is required?

  • ARemove grounding for access
  • BUse the thermostat as the disconnect
  • Provide an accessible disconnect
  • DLabel a remote breaker only

Why C is correct

Service personnel need a readily accessible local means to isolate equipment as required. A control command is not normally an equipment disconnect.

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