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Home My WebLink About439 HOUGHTON CT - DISCLOSURES - 8/21/2013�13�13�g City of Fort Collins Residential Mechanical Systems Performance Testing Submittal Form This form is a record of testing targets and results, with Pass/Fail outcomes. For information on measurement tools and testing techniques, see the "Residential New Construction Mechanical Systems Testing Guide." The guide and this form may be periodically updated; check the Building Services web site for the current version. This form must be completed and signed by an "Approved Agency," and submitted to Building Services as a requirement for receiving a C.O. Color key Measured value to TwIp*or limit compare with target o Pass Fail Caution Other data Address 439 Hou hton C4- Buildei Encore Homes HVAC contractor Bath exhaust Testing date(s) 7 7 13 Airflow measurement methory Flow box = Flow collar I Passive flow hood Pilot tube traverse Temperature of air throug Indicated flow to Volumetric flow multipli r measurement too 77 F @ 5000', air temperature 1 • 109 l Measured Exhaust Airflow Operation Minimum Indicated Exhaust Pickup Location Intermittent or Airflow Flow Volumetric Flow PassFail Continuous Requirement (CFM) (CFM 5,000') (CFM 5000') masterBath rmit _Conlin 50 cfm 65 172.085 ❑ U.LBath termit _ Contin 50 cfm 67 74.3 ❑ Pwdr Yintermit _ Contin 50 cfm 62 68.75 0— ❑ Intermit Contin ❑ ❑ Intermit Contin ❑ ❑ Intermit Contin ❑ ❑ Intermit Contin ❑ ❑ Intermit Contin ❑ ❑ Kitchen exhaust Oven fuel as lectric Exhaust airflow Operation Intermittent Continuous Minimum exhaust airflow requirementCFM 5000' Measured airflow Airflow measurement method Flow box Flow collar Passive flow hood Pitot tube traverse Temperature of air through Indicated flow to Volumetric flow multiplier F measurement tool --J@ 5000', air temperature Indicated flow IFM Volumetric flowCFM 5000'1 ::1 ❑ Pass ❑ Fail Testing notes (fan speed, maskino, flow out of range, .. . Mechanical Systems Performance Testing Submittal FormV20120321 l zz I -�) 1 of 6 Systems other than sub -structural floor exhaust Minimum exhaust airflow requirement FM 5000' Indicated to Measured Airflow Volumetric Design Airflow Measurement Measurement Location + Flow Indicated Flow Volumetric (CFM 5000') Method Air Temperature (F) Multiplier (CFM) Flow Pass/Fail(CFM 5000') Sj Flow box Total exhaust airflow — Passive flow hood _ Flow collar 21 Pilot tube traverse pwdr 1.109 62 68.7 Flow collar Total supply airflow — Pilot tube traverse _ Flow box Passive flow hood For systems in which supply airflow is circulated"he air handler fan, fan speed for measuremen Heat Cooling Continuous fan Balanced airflow in balanced systems Average of measured suppl and exhaust flow CFM 5000' ❑ Pass Sub -structural floor exhaust Design airflow CFM 5000' Target flow rang (average +/- 15%) to CFM 5000' ❑ Fail Measured airflow Flow box Flow collar Airflow measurement metho - Passive flow hood Pilot tube traverse Temperature of air through F Indicated flow to Volumetric flow multiplier measurement tool I @ 5000', air temperature Indicated flow CFM Volumetric flow �::] CFM 5000' ❑ Pass Fail Temperature of air throug measurement too %% ::IF House conditioned floor area 1 569 sf Indicated flow to Volumetric flow multiplier 0 5000', air temperature Maximum Allowed Duct Leakage Measured Duct Leakage Test Parameter and Conditions Normalized Leakage (CFM25 / 100 sf) Absolute Leakage (CFM25) Indicated Flow (CFM25) Volumetric Flow (CFM25 5000') Measurement Timing Air Handler Pass/Fail Total leakage Rough -in Excluded 4 Total leakage Rough -in Included 6 tal leakage FLe Complete Included 12El Liakage to outdoorsC mplete Included $ 125 2% 29.95 Mechanical Systems Performance Testing Submits fo V20120321 2 of Filter type Branj koch Static pressures (OPTIONAL) Mode: Heating Cooling Continuous Fan Fan speed tap Y"A- "�' Humidifier bypass _ _ Open _Closed %Ali registers open Zone dampers open P=- .1P filter Type / styl Dis osable I Thickne 1 = inches MERV (optional)1 1 P=- P = + t1P AC coil = P=+ hP Total ESP = Cooling: Measured air flow through indoor coil using flow grid Design cooling airflow 772 CFM 5000' Target airflow limit (design +/- 15%) 1656 to 888 JCFM 5000' Measured airflow Cooling fan speed tap Med-High Temperature of air throug measurement too 77 F NSOP ?9 Pa TFSOP 31 Pa Measured airflow, no adjustments or correction CFM Volumetric flo 777.4 CFM 5000' Pass Flow grid plate siz 20 Indicated flow to VS7; etricw muttipli r 5000', air temperature 1 . 109 Flow Resistance Correction Factoj DG 700 Adjusted (indicated) airflo 777 FM ❑ Fail Heating: Gas manifold pressure OEM manifold pressur 3.5 IWC Target manifold pressure limits (spec +/- 5%) �J to ?tIWC specification, 5000 Measured manifold pressu ril3.3 IWC V _— Pass ❑ Fail Heating: Temperature rise OEM temperature rise limit to �D F Measured temperature rise Return air 77 IF Supply air 127 F __J Temp rise 50 IF t9(-- Pass Fail ❑ Caution: Temp rise within 10 F of top of range Mechanical Systems Performance Testing SubmittaWo V20120321 3 of 6 L6. Refrigerant Charge (This section under development, not yet being enforced) 17. Room Air Flow and Pressure Balance Supply air flows (This section underdevelopment, not yet being enforced) Pressure balance Pressure difference limit, room -to -core -3 to +3 Pa Room Measured pressure drop (Pa) Pass Fail Master Bed room +l.I ❑ Bedroom 2 + 1.0 ❑ Bedroom 3 front +0.9 ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ LI Mechanical Systems Performance Testing Submittaffo V20120321 4 of 6 Outdoor temperature I F Worst -case depressurization testing / House setup C� _ _ # of bath fans on These doors are closed: Vented range hood on Clothes dryer on - — -- — - - Air handler on Other fans on Tested appliances Appliance Typf Locatiol CAZ pressure BPI depressurization limit Pa wrt outside Measured net CAZ depressurizationPa wrt outside OK (less negative) I Caution (more negative) Spillage BPI maximum limit seconds Measured spillage duration seconds Pass = duration not exceeding limit Draft pressure BPI limit Pa wrt CAZ Measured Pa wrt CAZ Pass = pressure more negative than limit CO concentration in undiluted flue gas BPI maximum limit ppm Measured CO ppm Pass = CO level not exceeding limit Caution = CO level 25 to 100 ppm _ Draft -hood Induced -draft _ Draft -hood Induced -draft Draft -hood Induced -draft ❑ I OK I ❑ Caution ❑ K I Q4on ❑ K I ❑ Caution 60 60 60 ❑ Pass ❑ ail ❑ Pass I Lj�il ❑ ass I ❑ iail ❑ I Pass ❑ Vail ❑ Pass I ii ❑ ass ❑ ail 100 100 100 ❑ Pass ❑ ail ❑ Pass it ❑ ass ❑ ail Elaution ❑ Caution ❑ aution Mechanical Systems Performance Testing SubmittehFo V20120321 5 of 6 •System System controls operating per design intent q,rqtiann Fail Local exhaust ❑ Whole -house ventilation ❑ Sub -structural floor exhaust ❑ ❑ Heating ❑ Cooling ,,--- lJ.9— ❑ Approved Agency (technician performing i Name (print) Paul Higman Title Energy Rater Company I Thermal Signature and Date HVAC contractor (F( Name (print) Title Company Signature and Date in colnns license no on ad Allied documented on this 08/21 /201 Thomas Jourl Northern Colorado A 08/21/201 Mechanical Systems Performance Testing Submittakfo V20120321 6 of 6