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RELEASED FOR CONSTRUCTION
Subject to compliance with all regulations
of State and Local Codes
City ofCarmel /1
' VP AGICJ H1aA�
2.05
CASINGS
205 CEILING EXHAUSF AND RETURN REGISTERS/GRILLES
INDICATE DEFICIENCIESINPRE�SPE PROPER TESTING,
NASY EQUSPTHAT WOULD
C. A� LNG,
A.
FABRICATE CASINGS IN ACCORDANCE WITH SMACNA WAG DUCT CONSTRUCTION SFANDARDS
A TYPE: STREAMLINED BLADES, 3/4 INCH MINIMUM DEPTH, 3/4 INCH MAXIMUM SPACING,
BALWQNGEFI
AND MEM TO ACHIEVE IFIED
- METAL AND FLEXIBLE, AND CONSTRUCT FOR OPERATING PRESSURES INDICATED.
WITH BLADES SET AT 45 DEGREES, VERTICAL FACE
PERFORMANCE
1. REVISE TAB PLAN TO REFLECT ACTUAL PROCEDURES AND SUBMIT AS PART OF FINALE
B.
MOUNT FLOOR MOUNTED CASINGS ON 4 INCH HIGH CONCRETE CURBS. AT FLOOR, TINE
B. FRAME: 1-1/4 INCH MARGIN WITH COUNTERSUNK SCREW MOUNTING.
REPORT.
PANELS ON 8 INCH CENTERS TO ANGLES. WHERE FLOORS ARE ACOUSTICALLY INSULATED,
C. FABRICATION: STEEL WITH 20 GAGE MINIMUM FRAMES AND 22 GAGE MINIMUM BLADES,
2. SUBMIT DRAFT COPIES OF REPORT FOR REVIEW PRIOR TO FINAL ACCEPTANCE OF
PROVIDE UNER OF 18 GAGE GALVANIZED EXPANDED METAL MESH SUPPORTED AT 12 INCH
STEEL AND ALUMINUM WITH 20 GAGE MINIMUM FRAME, OR ALUMINUM EXTRUSIONS, WITH
PROJECT. PROVIDE FINAL COPIES FOR ARCHITECT AND FOR INCLUSION IN OPERATING
CENTERS, TURNED UP 12 INCHES AT SIDES WITH SHEET METAL SHIELDS.
FACTORY BAKED ENAMEL FINISH.
AND MAINTENANCE MANUALS.
C.
REINFORCE DOOR FRAMES WITH STEEL ANGLES TIED TO HORIZONTAL AND VERTICAL
D. COLOR: TO BE SELECTED BY ARCHITECT FROM MANUFACTURER'S STANDARD RANGE
3. INCLUDE ACTUAL INSTRUMENT UST, WITH MANUFACTURER NAME, SERIAL NUMBER, AND
PLENUM SUPPORIING ANGLES. INSTALL HINGED ACCESS DOORS WHERE INDICATED OR
DATE OF CALIBRATION.
REQUIRED FOR ACCESS TO EQUIPMENT FOR CLEANING AND INSPECTION.
E DAMPER: INTEGRAL, GANG -OPERATED, OPPOSED BLADE TYPE WITH REMOVABLE KEY
4, FORM OF TEST REPORTS: WHERE THE TAB STANDARD BEING FOLLOWED RECOMMENDS
PART
3 EXECUTION
OPERATOR, OPERABLE FROM FACE WHERE NOT INDIVIDUALLY CONNECTED TO EXHAUST
A REPORT FORMAT USE THAT; OTHERWISE, FOLLOW ASHRAE STD 111.
FANS.
3.01
INSTALLATION
PART 3 EXECUTION
5. UNITS OF MEASURE: REPORT DATA IN I-P (INCH -POUND) UNITS.
A.
INSTAL, SUPPORT, AND SEAL DUCTS IN ACCORDANCE WITH SMACNA WAG DUCT
3.01 INSTALLATION
PART 2 PRODUCTS - NOT USED
CONSTRUCTION STANDARDS - METAL AND FLEXIBLE.
A INSTAL IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS.
PART 3 EXECUTION
B.
INSTALL IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS.
3.01 GENERAL REQUIREMENTS
B. CHECK LOCATION OF OUTLETS AND INLETS AND MAKE NECESSARY ADJUSTMENTS IN
C.
PORING CONSTRUCTION PROVIDE TEMPORARY CLOSURES OF METAL OR TAPED
POSITION TO CONFORM WITH ARCHITECTURAL FEATURES, SYMMETRY, AND UGHFING
A PERFORM TOTAL SYSTEM BALANCE IN ACCORDANCE WITH ONE OF THE FOLLOWING:
POLYETHYLENE ON OPEN DUCTWORK TO PREVENT CONSTRUCTION DUST FROM ENTERING
ARRANGEMENT.
1. MBC MN-1, AABC NATIONAL STANDARDS FOR TOTAL SYSTEM BALWE.
DUCTWORK SYSTEM.
C. INSTALL DIFFUSERS TO DUCTWORK WITH AIR TIGHT CONNECTION.
2. NEBEL PROCEDURAL STANDARDS FOR TESTING ADJUSTING BALANCING OF ENVIRONMENTAL
D.
FLEXIBLE DUCTS: CONNECT TO METAL DUCTS WITH ADHESIVE AND MANUFACTURER'S
SYSTEMS.
PLASTIC DRAW BANDS.
D. PROVIDE BALANCING DAMPERS ON DUCT TRACE -OFF TO DIFFUSERS, AND GRILLES AND
REGISTERS, DESPITE WHETHER DAMPERS ARE SPECIFIED AS PART OF THE DIFFUSER, OR
B. BEGIN WORK AFTER COMPLETION OF SYSTEMS TO BE TESTED, ADJUSTED, OR BALANCED AND
E.
DUCT SIZES INDICATED ARE INSIDE CLEAR DIMENSIONS. FOR LINED DUCTS, MAINTAIN
GRILLE AND REGISTER ASSEMBLY.
COMPLETE WORK PRIOR TO SUBSTANTIAL COMPLETION OF THE PROJECT.
SIZES INSIDE LINING.
E PANT DUCTWORK VISIBLE BEHIND AIR OUTLETS AND INLETS MATTE BUCK.
C. WHERE HVAC SYSTEMS AND/OR COMPONENTS INTERFACE WITH LIFE SAFETY SYSTEMS,
F.
LOCATE DUCTS WITH SUFFICIENT SPACE AROUND EQUIPMENT TO ALLOW NORMAL
INCLUDING FIRE AND SMOKE DETECTION, ALARM, AND CONTROL, COORDINATE SCHEDULING,
OPERATING AND MAINTENANCE ACTIVITIES.
SECTION 15940
TESTING AND INSPECTION PROCEDURES WITH THE AUTHORITIES HAVING JURISDICTION.
G.
USE CRIMP JOINTS WITH OR WITHOUT BEAD FOR JOINING ROUND DUCT SIZES 8 INCH
D. TAB AGENCY OUANICATIONS:
AND SMALLER WITH CRIMP IN DIRECTION OF AIR FLOW.
HVAC SEQUENCE OF OPERATION
1. COMPANY SPECOLZING IN THE TESTING, ADJUSTING, AND BALANCING OF SYSTEMS
H.
USE DOUBLE NUTS AND LOCK WASHERS ON THREADED ROD SUPPORTS.
SPECIFIED IN THIS SECTION.
I.
CONNECT TERMINAL UNITS TO SUPPLY DUCTS DIRECTLY OR WITH FIVE FOOT MAXIMUM
PART 1 GENERAL
E. TAB SUPERVISOR AND TECHNICIAN QUALIFICATIONS: CERTIFIED BY SAME ORGANIZATION AS
LENGTH OF FLEXIBLE DUCT. DO NOT USE FLEXIBLE DUCT TO CHANGE DIRECTION.
1.01 SECTION INCLUDES
TAB AGENCY.
J.
CONNECT DIFFUSERS OR LIGHT TROFFER BOOTS TO LOW PRESSURE DUCTS DIRECTLY OR
A THIS SECTION DEFINES THE MANNER AND METHOD BY WHICH CONTROLS FUNCTION.
3.02 AIR SYSTEM PROCEDURE
WITH 5 FEET MAXIMUM LENGTH OF FLEXIBLE DUCT HELD IN PLACE WITH MANUFACTURER'S
REQUIREMENTS FOR EACH TYPE OF CONTROL SYSTEM OPERATION ARE SPECIFIED.
A. PRIOR TO COMMENCING WITH THE BALANCING WORK THE BALANCING CONTRACTOR SHALL INSPECT THE
PLASTIC DRAW BAND.
EQUIPMENT, DEVICES, AND SYSTEM COMPONENTS REQUIRED FOR CONTROL SYSTEMS ARE
DUCTWORK INSTALLATION TO DETERMINE IF ALL REQUIRED BALANCING DAMPERS AND ACCESS DOOR
3.02
CLEANING
SPECIFIED IN OTHER SECTIONS.
PANELS HAVE BEEN INSTALLED. DO NOT USE CURET OBD FOR BALANCING,
A.
CLEAN DUCT SYSTEM AND FORCE AIR AT HIGH VELOCITY THROUGH DUCT TO REMOVE
1.02 SUBMITALS
B. PMOR TO SCHEDULING THE EOC, THE WAC SUBCONTRACTOR SHALL VERIFY THAT, THE SHIPPING
ACCUMULATED DUST. TO OBTAIN SUFFICIENT AIR, CLEAN HALF THE SYSTEM AT A TIME.
A SEQUENCE OF OPERATION DOCUMENTATION: SUBMIT WRITTEN SEQUENCE OF OPERATION
BLOCKS HAVE BEEN REMOVED, ALL OF THE AIR CONDITIONING UNITS ARE OPERATIONAL, DUCTWORK, CAS
PROTECT EQUIPMENT THAT COULD BE HARMED BY EXCESSIVE DIRT WITH TEMPORARY
FOR ENTIRE WAG SYSTEM AND EACH PIECE OF EQUIPMENT.
PIPING, CONDENSATE PIPING. POWER WIRING AND CONTROL WRING HAVE BEEN INSTAI1m.
FILTERS, OR BYPASS DURING CLEANING.
1. PREFACE 1 OR 2 PARAGRAPH OVERVIEW NARRATIVE OF THE SYSTEM DESCRIBING ITS
C. THE HVAC SUBCONTRACTOR SHALL PROVIDE AT THEIR COST A QUALIFIED SERVICE TECHNKWW TO BE
B.
CLEAN EXISTING DUCTWORK WHERE REUSED, USING THE LATEST NADCA STANDARDS FOR
PURPOSE, COMPONENTS AND FUNCTION.
PRESENT WRING THE EQUIPMENT OPERATION CHECK.
EXISTING DUCTWORK.
2. STATE EACH SEQUENCE IN SMALL SEGMENTS AND GIVE EACH SEGMENT A UNIQUE
D. ANY AND ALL DEFECTS IN THE AIR CONDITIONING UNITS, INSTALA11ON AND SYS" OPERATION SHALL
BY THE WAC SUBCONTRACTOR WITHIN OATS AFTER THE DIB MON O THE EOC
RE ORT.
NUMBER FOR REFERENCING IN FUNCTIONAL TEST PROCEDURES; PROVIDE A COMPLETE
FAILURE D
A DEFECT WRING THE EOC ODES NOT REIEVE HE MAC
REPORT' FAILURE TO GHE
SECTION
15820
DESCRIPTION REGARDLESS OF THE COMPLETENESS AND CLARITY OF THE SEQUENCES
R ED DETECTS.
SUB -CONTRACTOR OF THE RESPONSIBILITY 10 CORRECT SUBSEQUENTLY IDENIFIED DETECTS.
SPECIFIED IN THE CONTRACT DOCUMENTS.
E. ALL EQUIPMENT, INSTALLATION, DESIGN AND OPERATION DEFECTS DISCOVERED DURING THE INSTALLATION,
DUCT
ACCESSORIES
3. INCLUDE AT LEST THE FOLLOWING SEQUENCES:
CHECK, BALANCE AND OPERATION OF THE WAC SYSTEM THAT REWIRE A CHANGE IN THE DESIGN AND
PART
1 GENERAL
a. START-UP.
SPECMICATION OF THE WAC SYSTEM OR ITS COMPONENTS MUST BE PROPERLY INCORPORATED BY
1.01
SECTION INCLUDES
b. WARM-UP MODE.
CHARGE ORDER IN THE PROJECT CONSTRUCTION DDcuMENIS.
A.
AIR TURNING DEVICESEXTRACTORS.
/
c. NORMAL OPERATING MODE
F. BALANCE ALL FANS AIRFLOW WITHIN +10%/-5% OF DESIGN. REPLACE FAN DRIVE IF REQURED TO
d. UNOCCUPIED MODE.
OBTAIN THE DESIGN CAPACITY.
B.
DUCT ACCESS DOORS.
e. SHUTDOWN.
G. BALANCE OMENS AS FOLLOWS:
C.
FLEXIBLE DUCT CONNECTIONS.
f. CAPACITY CONTROL SEQUENCES AND EQUIPMENT STAGING.
SMALL AREAS WITH 1 OR 2 OUTLETS +/-5% OF DESIGN
D.
VOLUME CONTROL DAMPERS,
9. TEMPERATURE AND PRESSURE CONTROL SUCH AS SETBACKS, SETUPS, RESETS, ETC.
LAM([ AREAS MIH 3 OR MORE OURE6: +/-lM OF DESIGN
1.02
DELIVERY, STORAGE, AND HANDLING
h. DETAILED SEQUENCES FOR ALL CONTROL STRATEGIES, SUCH AS ECONOMIZER
H. REPORT IN WRITING AIL DEFICIENCIES AND MBUBAS DISCOVERED, AS WELL AS CDMPIEED BA.WCING
CONTROL OPTIMUM STAR/T STOP, STAGING, OPTIMIZATION, DEMAND LIMITING, ETC.
REPORT TO: THE WAG SUBCONTRACTOR PMOR TO COMPLETING THE BALANCING WORK. THIS REPORT
'CASC
A.
PROTECT DAMPERS FROM DAMAGE TO OPERATING LINKAGES AND BLADES.
SHOULD INCLDE THE AND SUGGESTED 'SOWTION', IF KNOWN.
PART
2 PRODUCTS
i. EFFECTS OF POWER OR EQUIPMENT FAILURE WITH ALL STANDBY COMPONENT
I. THE AIR CONDITIONING UNITS SHALL BE BALANCED IN THE MINIMUM OUTSIDE AIR MODE. THE OUTSIDE
2.01
AIR TURNING DEVICES/EXRACTORS
FUNCTIONS.
j. SEQUENCES FOR ALL ALARMS AND EMERGENCY SHUT DOWNS.
AR DAMPER '% MINIMUM OPEN POSITION' AND THE 'METHOD' USED SHALL BE INCLUDED IN THE
BALANCING REPORT. ALSO MEASURE AND REPORT THE FAN OPERATING DATA FOR UNITS WITH
A.
MULTI -BLADE DEVICE WITH BLADES ALIGNED IN SHORT DIMENSION; STEEL CONSTRUCTION;
k SEASONAL OPERATIONAL DIFFERENCES AND RECOMMENDATIONS.
ECONOMIZES IN THE 100% OUTSIDE AIR MODE
WITH INDIVIDUALLY ADJUSTABLE BLADES, MOUNTING STRAPS.
I. INTERACTIONS AND INTERLOCKS WTIH OTHER SYSTEMS.
J. CORRECTION OF DEFECTS: REQUIRED WITHIN 30 DAYS OF THE DISTRIBUTION OF THE BALANCING REPORT,
2.02
DUCT ACCESS DOORS
4. INCLUDE INITIAL AND RECOMMENDED VALUES FOR ALL ADJUSTABLE SETTINGS. SETPOINTS
A.
FABRICATE IN ACCORDANCE WITH SMACNA HVAC DUCT CONSTRUCTION STANDARDS -
AND PARAMETERS THAT ARE TYPICALLY SET OR ADJUSTED BY OPERATING STAFF; AND
METAL AND FLEXIBLE, AND AS INDICATED.
ANY OTHER CONTROL SETTINGS OR FIXED VALUES, DELAYS, ETC. THAT WILL BE USEFUL
DURING TESTING AND OPERATING THE EQUIPMENT.
B.
ACCESS DOORS WITH SHEET METAL SCREW FASTENERS ARE NOT ACCEPTABLE.
5. FOR PACKAGED CONTROLLED EQUIPMENT, INCLUDE MANUFACTURER'S FURNISHED
2.03
FLEXIBLE DUCT CONNECTIONS
SEQUENCE OF OPERATION AMPLIFIED AS REQUIRED TO DESCRIBE THE RELATIONSHIP
A.
FABRICATE IN ACCORDAME WITH SMACNA HVAC DUCT CONSTRUCTION STANDARDS -
BETWEEN THE PACKAGED CONTROLS AND THE CONTROL SYSTEM, INDICATING WHICH
METAL AND FLEXIBLE, AND AS INDICATED.
POINTS ARE ADJUSTABLE CONTROL POINTS AND WHICH POINTS ARE ONLY MONITORED.
B.
FLEXIBLE DUCT CONNECTIONS: FABRIC CRIMPED INTO METAL EDGING STRIP.
B. CONTROL SYSTEM DIAGRAMS: SUBMIT GRAPHIC SCHEMATIC OF THE CONTROL SYSTEM
1. FABRIC: UL LISTED FIRE -RETARDANT NEOPRENE COATED WOVEN GLASS FIBER FABRIC
SHOWING EACH CONTROL COMPONENT AND EACH COMPONENT CONTROLLED, MONITORED,
TO NFPA 90A, MINIMUM DENSITY 30 OZ PER SO YD.
OR ENABLED.
a. NET FABRIC WIDTH: APPROXIMATELY 2 INCHES WIDE.
1. LABEL WITH SETTINGS, ADJUSTABLE RANGE OF CONTROL AND LIMITS.
2. METAL: 3 INCHES WIDE, 24 GAGE THICK GALVANIZED STEEL
2. INCLUDE FLOW DIAGRAMS FOR EACH CONTROL SYSTEM, GRAPHICALLY DEPICTING
C.
LEADED VINYL SHEET: MINIMUM 0,55 INCH THICK, 0.87 LES PER SO FT, 10 DB
CONTROL LOGIC.
ATTENUATION IN 10 TO 10,000 HZ RANGE.
3. INCLUDE THE SYSTEM AND COMPONENT LAYOUT OF ALL EQUIPMENT THAT THE CONTROL
SYSTEM MONITORS, ENABLES OR CONTROLS, EVEN IF THE EOUIPMEM IS PRIMARILY
D.
MAXIMUM INSTALLED LENGTH: 14 INCH.
CONTROLLED BY PACKAGED OR INTEGRAL CONTROLS.
2.04
VOLUME CONTROL DAMPERS
4. INCLUDE ALL MONITORING, CONTROL AND VIRTUAL POINTS SPECIFIED IN ELSEWHERE.
A.
FABRICATE IN ACCORDANCE WITH SMACNA HVAC DUCT CONSTRUCTION STANDARDS -
5. INCLUDE A KEY TO ALL ABBREVIATIONS.
METAL AND FLEXIBLE, AND AS INDICATED.
C. POINTS LIST: SUBMIT LIST OF ALL CONTROL POINTS INDICATING AT LEAST THE
B.
SINGLE BLADE DAMPERS: FABRICATE FOR DUCT SIZES UP TO 6 X 30 INCH.
FOLLOWING FOR EACH POINT.
1. FABRICATE FOR DUCT SIZES UP TO 6 X 30 INCH.
1. NAME OF CONTROLLED SYSTEM.
2. BLADE 24 GAGE, MINIMUM.
2. POINT ABBREVIATION.
C.
MULTI -BLADE DAMPER: FABRICATE OF OPPOSED BLADE PATTERN WITH MAXIMUM BLADE
3. POINT DESCRIPTION; SUCH AS DRY BULB TEMPERATURE, AIRFLOW, EFC.
SIZES 8 X 72 INCH. ASSEMBLE CENTER AND EDGE CRIMPED BLADES IN PRIME COATED
4. DISPLAY UNIT.
OR GALVANIZED CHANNEL FRAME WITH SUITABLE HARDWARE.
5. CONTROL POINT OR SEIPOINT (YES / NO); I.E. A POINT THAT CONTROLS EQUIPMENT
1. BLADE 18 GAGE, MINIMUM.
AND CAN HAVE ITS SOPOINT CHANGED.
D.
END BEARINGS: EXCEPT IN ROUND DUCTS 12 INCHES AND SMALLER, PROVIDE ENO
6. MONITORING POINT (YES / NO); I.E. A POINT THAT DOES NOT CONTROL OR
BEARINGS ON MULTIPLE BLADE DAMPERS, PROVIDE OIL -IMPREGNATED NYLON OR
CONTRIBUTE TO THE CONTROL OF EQUIPMENT BUT IS USED FOR OPERATION,
SINIERED BRONZE BEARINGS.
MAINTENANCE, OR PERFORMANCE VERIFICATION,
E.
QUADRANTS:
7. INTERMEDIATE POINT (YES / NO); I.E. A POINT WHOSE VALUE IS USED TO MAKE A
1. PROVIDE LOCKING, INDICATING QUADRANT REGULATORS ON SINGLE AND MULTI -BLADE
CALCULATION WHICH MEN CONTROLS EQUIPMENT, SUCH AS SPACE TEMPERATURES THAT
DAMPERS
ARE AVERAGED TO A VIRTUAL POINT TO CONTROL RESET.
2. ON INSULATE) DUCTS MOUNT QUADRANT REGULATORS ON STAND-OFF MOUNTING
8. CALCULATED POINT (YES / NO); I.E. A VRTUAL' POINT GENERATED FROM
BRACKETS, BASES, OR ADAPTERS.
CALCULATIONS OF OTHER POINT VALUES.
3. WHERE ROD LENGTHS EXCEED 30 INCHES PROVIDE REGULATOR AT BOTH ENDS.
D. PROJECT RECORD DOCUMENTS: RECORD ACTUAL LOCATIONS OF COMPONENTS AND
PART
3 EXECUTION
SOPOINTS OF CONTROLS, INCLUDING CHANGES TO SEQUENCES MADE AFTER SUBMISSION
SHOP DRAWINGS.
3.01
INSTALLATION
PART
PART 2 PRODUCTS - NOT USED
A.
INSTALL ACCESSORIES IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS, AND FOLLOW
SMACNA WAG DUCT CONSTRUCTION STANDARDS - METAL AND FLEXIBLE.
PART 3 EXECUTION
B.
PROVIDE DUCT ACCESS DOORS FOR INSPECTION AND CLEANING BEFORE AND AFTER
3.01 FAN -POWERED VAV UNITS WITH ELECTRIC REHEAT
FILTERS, COILS, FANS, AUTOMATIC DAMPERS, AND ELSEWHERE AS INDICATED. PROVIDE
A TIME SCHEDULE: START AND STOP SUPPLY FANS. DETERMINE FAN STATUS THROUGH
MINIMUM 8 X 8 INCH SIZE FOR HAND ACCESS, SIZE FOR SHOULDER ACCESS, AND AS
AUXILIARY CONTACTORS IN MOTOR STARTER. IF FAN FAILS TO START AS COMMANDED,
INDICATED. PROVIDE 4 X 4 INCH FOR BALANCING DAMPERS ONLY. REVIEW LOCATIONS
SIGNAL ALARM.
PRIOR TO FABRICATION.
B. SAFETY DEVICES:
C.
PROVIDE DUCT TEST HOLES WHERE INDICATED AND REQUIRED FOR TESTING AND
1. FREEZE PROTECTION: STOP FANS AND CLOSE OUTSIDE AIR DAMPERS IF TEMPERATURE
BALANCING PURPOSES.
BEFORE SUPPLY FAN IS BELOW 37 DEGREES F; SIGNAL ALARM.
D.
AT FANS AND MOTORIZED EQUIPMENT ASSOCIATED WITH DUCTS, PROVIDE FLEXIBLE DUCT
2. HIGH TEMPERATURE PROTECTION: STOP FANS AND CLOSE OUTSIDE DAMPERS IF
CONNECTIONS IMMEDIATELY ADJACENT TO THE EQUIPMENT.
TEMPERATURE IN RETURN AIR IS ABOVE 300 DEGREES F; SIGNAL ALARM.
E.
AT EQUIPMENT SUPPORTED BY VIBRATION ISOLATORS, PROVIDE FLEXIBLE DUCT
3. SMOKE DEFECTOR: STOP FANS, CLOSE OUTSIDE DAMPERS, AND CLOSE SMOKE
CONNECTIONS IMMEDIATELY ADJACENT TO THE EQUIPMENT;
DAMPERS IF SMOKE IS DETECTED; SIGNAL ALARM.
F.
FOR FANS DEVELOPING STATIC PRESSURES OF 5.0 INCHES AND OVER, COVER FLEXIBLE
C. SEQUENCE
CONNECTIONS WITH LEADED VINYL SHEET, HELD IN PLACE WITH METAL STRAPS.
1. A SPACE MOUNTED THERMOSTAT SHALL CONTROL THE FAN -POWERED VAV BOX AND
ELECTRIC REHEAT COIL
G.
PROVIDE BALANCING DAMPERS AT POINTS ON SUPPLY, RETURN, AND EXHAUST SYSTEMS
2. DURING UNOCCUPIED MODE THE FAN WILL CYCLE. UPON A CALL FOR HEATING, THE
WHERE BRANCHES ARE TAKEN FROM URGER DUCTS AS REQUIRED FOR AIR BALANCING.
INSTALL MINIMUM 2 DUCT WIDTHS FROM DUCT TAKE -OFF.
FAN SHALL START AND THE ELECTRIC COIL SHALL ENERGIZE COOLING SHALL BE
LOCKED OUR.
H.
PROVIDE BALANCING DAMPERS ON DUCT TAKE -OFF TO DIFFUSERS, GRILLES, AND
3. DURING OCCUPIED MODE THE SPACE MOUNTED THERMOSTAT WILL MODULATE THE
REGISTERS, REGARDLESS OF WHETHER DAMPERS ARE SPECIFIED AS PARR OF THE
PRIMARY AIR DAMPER MAINTAIN SPACE PO TEMPERATURE UPON AN INITIAL
DIFFUSER, GRILLE, OR REGISTER ASSEMBLY.
CALL FOR HEATING, THEE FAN SHALL ENERGIZE.IZE. UPON A FURTHER DROP IN
SEMON
15850
TEMPERATURE AND A CALL FOR SECOND STAGE OF HEATING, THE ELECTRIC HEATING
COIL SHALL ENERGIZE
AIR DISTRIBUTION DEVICES
PART
1 GENERAL
SECTION 15950
1.01
SECTION INCLUDES
A.
DIFFUSERS.
TESTING, ADJUSTING, AND BALANCING
B.
REGISTERS/GRILLES.
PART 1 GENERAL
PART
2 PRODUCTS
1.01 SECTION INCLUDES
2.01
MANUFACTURERS, AS SCHEDULED ON DRAWINGS OR APPROVED EQUAL
A TESTING, ADJUSTMENT, AND BAIANCING OF AIR SYSTEMS.
2.02
ROUND CEILING DIFFUSERS
B. TESTING, ADJUSTMENT, AND BALANCING OF REFRIGERATING SYSTEMS
A.
TYPE ROUND, ADJUSTABLE PATTERN, STAMPED OR SPUN, MULTI -CORE DIFFUSER TO
C. MEASUREMENT OF FINAL OPERATING CONDITION OF WAG SYSTEMS.
DISCHARGE AIR IN 360 DEGREE PATTERN, WITH SECTORIZING BAFFLES WHERE INDICATED.
1.02 SUBMITTALS
DIFFUSER COLLAR SKALL PROJECT NOT MORE THAN 1 INCH ABOVE CEILING. IN PLASTER
CEILINGS, PLASTER RING AND CENNG PLAQUE.
A TAB PUN: SUBMIT A WRITTEN PLAN INTIMATING THE TESTING, ADJUSTING, AND BALANCING
STANDARD TO BE FOLLOWED AND THE SPECIFIC APPROACH FOR EACH SYSTEM AND
B.
FABRICATIONN:: STEEL WITH BAKED ENAMEL FINISH.
COMPONENT.
C.
COLOR: AS SELECTED BY ARCHITECT FROM MANUFACTURER'S STANDARD RANGE
1. INCLUDE CERTIFICATION THAT THE PLAN DEVELOPER HAS RENEWED THE CONTRACT
D.
ACCESSORIES: RADIAL OPPOSED BLADE DAMPER AND MULTI -LOUVERED EQUALIZING GRID
DOCUMENTS, THE EQUIPMENT AND SYSTEMS, AND THE CONTROL SYSTEM WITH THE
WITH DAMPER ADJUSTABLE FROM DIFFUSER FACE
ARCHITECT AND OTHER INSTALLERS TO SUFFICIENTLY UNDERSTAND THE DESIGN INTENT
FOR EACH SYSTEM'
2.03
RECTANGULAR CEILING DIFFUSERS
2. INCLUDE AT LEST THE FOLLOWING IN THE PUN:
A.
TYPE SQUARE, STAMPED, MULTI -CORE DIFFUSER TO DISCHARGE AIR IN 360 DEGREE
a. LIST OF ALL AIR FLOW, WATER FLOW, SOUND LEVEL SYSTEM CAPACITY AND
PATTERN WITH SECTORIZING BAFFLES WHERE INDICATED.
EFFICIENCY MEASUREMENTS TO BE PERFORMED AND A DESCRIPTION OF SPECIFIC
B.
FRAME: SURFACE MOUNT TYPE, IN PLASTER COUNGS, PROVIDE PIASTER FRAME AND
TEST PROCEDURES, PARAMETERS FORMULAS TO BE USED.
CEILING FRAME. PROVIDE FLANGED FRAME FOR SUSPENDED LAPIN CEUNGS
b. COPY OF FIELD CHECKOUT SHEETS AND LOGS TO BE USED, USTING EACH PIECE OF
C.
FABRICATION: STEEL WITH BAKED ENAMEL FINISH.
EQUIPMENT TO BE TESTED, ADJUSTED AND BALANCED WITH THE DATA CELLS TO BE
D.
COLOR: AS SELECTED BY ARCHITECT FROM MANUFACTURER'S STANDARD RANGE
GATHERED FOR EACH.
c. DISCUSSION OF WHAT NOTATIONS AND MARKINGS WILL BE MADE ON THE DUCT AND
E.
ACCESSORIES: ROUND TO SQUARE ADAPTORS, BAWL OPPOSED BLADE DRAPER AND
PIPING DRAWINGS DURING THE PROCESS.
MULTI -LOUVERED EQBWZING GRID WITH DAMPER ADJUSTABLE FROM DIFFUSER FACE.
d. FINAL LEST REPORT FORMS TO BE USED.
2.04
CEILING SUPPLY REGISTERS/GRILLES
e. PROCEDURES FOR FORMAL DEFICIENCY REPORTS, INCLUDING SCOPE, FREQUENCY
A.
TYPE STREAMLINED AND INDIVIDUALLY ADJUSTABLE CURVED BLADES TO DISCHARGE AIR
AND DISTRIBUTION.
ALONG FACE OF GRILLE, ONE-WAY DEFLECTION.
B.
FRAME: 1-1/4 INCH MARGIN WITH COUNTERSUNK SCREW MOUNTING AND GASKET.
C.
FABRICATION: ALUMINUM EXTRUSIONS WITH FACTORY ENAMEL FINISH.
D.
COLOR: AS SELECTED BY ARCHITECT FROM MANUFACTURER'S STANDARD RANGE
E.
DAMPER: INTEGRAL GANG -OPERATED, OPPOSED BLADE TYPE WITH REMOVABLE KEY
OPERATOR, OPERABLE FROM FACE.
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MP2w0
DATE: 10/16/19
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