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Can the company show proof of NADCA membership and
certification?
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Will the contractor conduct a thorough inspection of
your system PRIOR to performing any work and alert
you to any problems? This is required by the current
NADCA ACR Standard.
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Is the HVAC system fully operational prior to
cleaning?
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Services to be provided: |
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Clean Supply Ductwork |
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Clean Return Air Ductwork |
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For Metal Ductwork: |
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Q: Are interior ductwork surfaces free of visible debris? (Select several sites at
random in both the return and supply sides of the system.) |
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For Fiberglass, or Fiber-lined, Ductwork or Ductboard: |
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Q: Is all fiberglass or lining material in good condition (i.e., free of tears and abrasions;
well adhered to the interior of the duct)? |
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Remove, Clean and Reset: |
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- Supply Registers |
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- Return Air Grilles |
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Q: Are the registers, grilles, and diffusers visibly clean? |
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Q: Are all the registers, grilles, and diffusers properly reset? |
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Access and Clean: |
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- Supply Air Plenum |
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- Return Air Plenum |
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Q: Is the supply plenum (directly downstream of the air handling unit) free of moisture
stains and contaminants? |
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Q: Is the return air plenum free of visible dust and debris? |
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Install Access Panels as Needed |
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Q: Are access panels properly sealed according to the NADCA ACR Standard? |
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Clean Airstream Side of Heat Exchanger |
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Clean Secondary Heat Exchanger |
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Q: Was proper access made to the heat exchanger? |
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Remove, Clean and Reinstall |
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- Blower Motor, Housing & Assembly |
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Q: Are the blower blades clean and free of oil and debris? |
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Q: Is the blower compartment free of visible dust and debris? |
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Clean Evaporator Coil, Drain and Pan *
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Q: Which cleaning method was used? |
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Type 1: Contact vacuum, brush, or air wash |
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Type 2: Use coil cleaning chemicals and water |
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Q: Are both sides of the cooling coil visibly clean? |
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Q: If you point a flashlight into the cooling coil, does light shine through? It should
if the coil is clean. |
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Q: Are the coil fins straight and evenly spaced (as opposed to being bent over and smashed together). |
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Q: Is the coil drain pan clean and draining properly? |
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Replace air filter |
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Q: Do filters fit properly and are they the proper efficiency as recommended by
the HVAC system manufacturer? |
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Wash air cleaner |
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If no to any of the services listed above, why not?  |
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Is the HVAC system operating properly after cleaning? |
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