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Free ASCS Exam Braindumps (page: 13)

Page 12 of 38
PDF with 148 Questions

During routine inspections where no local problem is discovered, an inspector shall inspect at least:

  1. 5% of similar systems.
  2. 10% of similar systems.
  3. 15% of similar systems.
  4. 20% of similar systems.

Answer(s): C



An ASCS is cleaning an exhaust system that has a fan located adjacent to an outside air intake. Which of the following is a potential source of cross-contamination?

  1. Thermal drift
  2. Stratification
  3. Capture of exhaust air
  4. Negative pressure in the exhaust duct

Answer(s): C



According to ACR, The NADCA Standard, all portions of each coil assembly should be cleaned. In order to determine which type of cleaning is required, the ASCS should:

  1. access and inspect the upstream side of the coil.
  2. access and inspect the plenum upstream and downstream of the coil.
  3. access and inspect both upstream and downstream surfaces of the coil.
  4. perform pitot tube testing upstream and downstream of the coil.

Answer(s): C



When conducting an inspection of an HVAC system with a spray humidifier installed, what should the ASCS look for?

  1. The angle of the spray nozzles
  2. The size of the spray nozzles
  3. Excessive dust accumulation
  4. Evidence of excessive moisture

Answer(s): C






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