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04-13-15 Agenda, Packet & Committee Meeting Notice
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04-13-15 Agenda, Packet & Committee Meeting Notice
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4/23/2015 12:27:40 PM
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City Council - City Clerk
City Council - Document Type
Agendas
City Counci - Date
4/13/2015
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ECM 4.0 — HVAC System Upgrades <br />4.1, — Section B Suite and Halln ay Areas Upgrades: <br />1) Remove (11) Carrier \lodulinc Boxes with Diffusers. <br />2) Replace• Nvith (11) "Titus Boxes (or approved equal) VAV boxes and 2x2 or 2x4 standard Titus <br />Linear slot diffusers (or approved equal). (Reference. Attached <br />.i) Remove existing Pneumatic control system and replace with new build ng automated control <br />System. local Suite Direct Digital Controls to ntodulaate \'AV boxes and provide: <br />a. pm•ironmental temperature Control over suite. <br />h. Occupied and Llnuccupied room control from Building automation S)'stem and new <br />occupancy sensor. <br />c. local exhaust fans seining the suites shall be )activated or deactivated] scheduled or <br />programmed from the B. \S or overridden be local lighting occupancy sensor inputs. <br />4) add existing meeting room exhaust f:m control to new DDC system additions. <br />5) Lighting Upgrades will install occupancy sensors in roosts /areas being; reworked. Coordinate <br />with lighting contractor (2"1 set of contracts) to use new lighting occupant)' sensors to close <br />\'A\' 13oxes and turn off exhaust fans serving area. <br />C) Reference Cciling Tile Replacement and Upgvide <br />4.2. — Mechanical — Isolation Dampers on AHU -1, 2 and 8 <br />Isolation Dmnpers - In conjunction with #1 and #3 above, install DDC,vstcm controlled <br />isolation dampers to isolate different areas that arc• served bY the same AIR! (i.e. office area vs. <br />ball room, mec ting room cs. lower level kitchen, etc.) (Reference llrnvings) <br />3) O:\ and RA Dampers — Repair or replace complete dampers/ seals and /or linkages on outside <br />and return air dampers on Ali] "s. 1 -10. (lice Spreadsheet for listing) <br />4.3. — Mechanical — Update and Repair Variable Frequency Drive to Air Handling Units <br />9) Replace or add thirteen (Li) Graham cui :d�lc• frrgoencc drives or acid \'ID's on. \f iU- <br />2,.i,i;5,G,4,70,11, 12 and integrating their wpportinG Retum /P :xhausr l ;m, It -19, 2.3, 2 %, .i4. <br />(reference . \I IU Spreadsheet) <br />4.4. — Mechanical — VFD's on Cooling and Heating Water Loop Pump and Valves. <br />10) Replace. [•.sting chilled water pump(s) pith new .\rrnstroag punip(s) with integrated Danfoss <br />VI-I) (or approved equal solution). <br />a. Replace existing 3 -tt;ty chilled myater valves with new 13elinut 2 -way electronic y:dves on: <br />.\I IL' -1, 3, 4, 5, 6. <br />] 1) Rcpl,tce existing hot tyatcr pump(,) tcith nets Armstrong pnnrp(sl with integmicd llanfoss \Tll <br />(or approved equal solution). <br />n. Replace existing 3 -tvac hot \vater valves With nets Mow 2 -way electronic calve, on: A] 112 - <br />1,.3, 4, 5, 6. <br />b. Reference Attached pomp Schedule <br />4.5. — Mechanical — Chiller and Cooling Tower Repair and Rework <br />34 <br />
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