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_ TEST,AD>UST,&BALA/VCEREPORT ©MacDonald-Miller <br /> ° TEC Gunderson GI Decon FY SOLUTior, <br /> .IOa# 77221213 <br /> Everett WA =__911 41 III=— <br /> We make buildings work better. <br /> TEST, ADJUST, AND BALANCE REPORT <br /> 1) General Notes <br /> a) HVAC work occurred 10/29/2022 <br /> b) All measurements taken according to ICB/TABB procedural standards <br /> c) Design information obtained from drawings and submittals provided <br /> d) Air velocity readings taken with calibrated Testo 420 Flowhood <br /> e) Static pressure readings taken with calibrated Fluke 922 Manometer <br /> 2) Scope of work <br /> a) Test, adjust and balance EF to design values located on mechanical drawings provided by P.M. <br /> b) Verifier room pressure differential by taking D.P sample across door; reading will be taken from hallway. <br /> c) DP reading should be no less than 0.01"w.c. <br /> 3) Notes/Deficiencies <br /> a) EF Prelim was read with fan at 10.OVdc; 545CFM. EF was adjusted to 7.06Vdc; 385CFM. <br /> b) Schedule states EF should be exhausting 380CFM. Technician was unable to meet D.P. <br /> across doorway to the hall at design CFM. Technician communicated issue to P.M; P.M. <br /> instructed them to adjust EF back to 10.OVdc and to cover the return transfer grill to meet <br /> desired D.P <br /> c) D.P across doorway: 0.013" w.c <br /> Submitted by: Eric Liles, TABB Technician <br /> macmiller.com 1-800-962-5979 WASHINGTON & OREGON <br />