M001.pdf
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- Solicitation number
- 36C24826Q0451
About this file
This is a mechanical systems specification and design document for a construction project prepared by AESUS Architecture, Engineering, and Sustainable Design. The document establishes general notes, abbreviations, symbols, and equipment schedules for HVAC (heating, ventilation, and air conditioning) systems installation and coordination.
The specification requires the contractor to comply with all applicable state and local building codes, obtain necessary permits, and furnish all materials, equipment, and labor for complete working systems. Key coordination requirements include: locating mechanical equipment to avoid conflicts with light fixtures, piping, and conduit; installing insulated rigid duct (extending 12 inches on either side) where flexible ductwork penetrates walls extending to structure; independently supporting all conduit, piping, and ductwork separate from partition and ceiling systems; and providing 6-foot center-to-center spacing between supply and exhaust/return grilles for proper airflow. The contractor must verify existing site conditions, install floor-mounted equipment on contractor-provided pads, protect all equipment from damage, and remove excess material and debris upon completion. All connections between dissimilar pipe materials require dielectric unions. Fire/smoke dampers must comply with UL-listed manufacturer installation details and UL laboratory testing standards. Volume and balancing dampers are required per IMC 603.17 for each branch or diffuser, with linkage dampers provided for above-ceiling locations. Ventilation systems require balancing using nationally accepted air balancing test methods. The document includes comprehensive mechanical abbreviations, symbols legend, and schedules for air devices and fan coil units, with basis of design specifications referencing manufacturers such as Johnson Controls, Inc., Krueger, Titus, and Price.
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ALL MECHANICAL, ELECTRICAL, AND PLUMBING WORK SHALL COMPLY WITH ALL APPLICABLE STATE AND LOCAL BUILDING CODES. REFER TO SPECIFICATIONS FOR MATERIALS AND METHODS FOR MECHANICAL CONSTRUCTION.
CONTRACTOR SHALL OBTAIN ALL NECESSARY PERMITS, PAY ALL FEES, AND COMPLY WITH ALL NATIONAL, STATE, AND
MUNICIPAL LAWS, CODES, AND ORDINANCES RELATING TO BUILDING AND PUBLIC SAFETY.
CONTRACTOR SHALL FURNISH ALL MATERIALS, EQUIPMENT, AND LABOR REQUIRED FOR A COMPLETE WORKING AND
COORDINATED SYSTEM.
REFER TO ARCHITECTURAL DRAWINGS FOR LOCATIONS OF WALLS WHICH EXTEND TO STRUCTURE. EACH HVAC DUCT OR PIPE PENETRATION THROUGH THESE WALLS SHALL BE INSTALLED AS DETAILED. WHERE FLEXIBLE DUCT WOULD PENETRATE A WALL WHICH EXTENDS TO STRUCTURE, PROVIDE INSULATED RIGID DUCT EXTENDING 12 INCHES ON
EITHER SIDE OF THE PARTITION.
COORDINATE THE EXACT LOCATION OF MECHANICAL EQUIPMENT WITH THE LOCATIONS OF LIGHT FIXTURES, PIPING, CONDUIT AND OTHER CONSTRUCTION, TO ALLOW FOR PROPER ACCESS TO SERVICE EQUIPMENT.
COORDINATE THE LOCATION OF DUCTWORK AND PIPING WITH OTHER TRADES AND PROVIDE OFFSETS IN DUCTWORK
AND PIPING AS REQUIRED.
IT IS THE INTENT OF THESE DOCUMENTS TO ALLOW ALL CEILING CONSTRUCTION AND HEIGHTS TO BE AS SHOWN ON THE ARCHITECTURAL DRAWINGS. COORDINATE THE LOCATION OF DUCTWORK AND PIPING AND PROVIDE OFFSETS IN
DUCTWORK AND PIPING AS REQUIRED TO MEET THIS INTENT.
CONDUIT, PIPING, AND DUCTWORK SHALL BE INDEPENDENTLY SUPPORTED, AND EACH SUPPORT SHALL BE
INDEPENDENT OF PARTITION AND CEILING SYSTEMS SUPPORTS.
REFER TO RISER DIAGRAMS AND FLOW DIAGRAMS FOR PIPE SIZES NOT SHOWN ON THE PLANS.
INSTALL ALL FLOOR MOUNTED EQUIPMENT ON PADS AS SPECIFIED. PAD BY GENERAL CONTRACTOR. COORDINATE
REQUIREMENTS WITH GENERAL CONTRACTOR.
PROTECT EQUIPMENT FROM DAMAGE DURING HANDLING AND INSTALLATION UNTIL COMPLETION OF CONSTRUCTION.
REMOVE ALL EXCESS MATERIAL AND DEBRIS AND CLEAN ALL EQUIPMENT UPON COMPLETION OF WORK. TOUCH UP WITH
PAINT WHERE REQUIRED.
CONTRACTOR SHALL VISIT JOBSITE AND VERIFY SIZE AND LOCATION OF ALL EXISTING ITEMS AND CONDITIONS.
ALL CONNECTIONS BETWEEN PIPES OF DISSIMILAR MATERIALS SHALL BE MADE WITH DIELECTRIC UNIONS.
ALL EXISTING FACILITIES SHALL BE PROTECTED DURING THE CONSTRUCTION ACTIVITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO RELOCATE AND STORE ITEMS WHICH ARE SUBJECT TO DAMAGE.
ARCHITECT SHALL HAVE FINAL APPROVAL OF ALL GRILLE, DIFFUSER, AND THERMOSTAT LOCATIONS.
COORDINATE ALL AIR DEVICE LOCATIONS AND MOUNTING FRAME STYLES WITH LIGHTING PLANS AND ARCHITECTURAL REFLECTED CEILING PLANS. PROVIDE 6'-0" FROM CENTER TO CENTER FROM SUPPLY TO EXHAUST/RETURN GRILLES FOR
PROPER AIRFLOW.
COORDINATE ALL WALL MOUNTED DEVICE LOCATIONS WITH ARCHITECTURAL INTERIOR ELEVATIONS.
ANY DEVIATIONS FROM SCHEDULED EQUIPMENT RESULTING IN ADDITIONAL COST DUE TO THE LACK OF COORDINATION
WITH DIMENSIONS AND WEIGHTS WILL BE THE RESPONSIBILITY OF THE CONTRACTOR.
ALL FIRE/SMOKE COMBINATION DAMPERS AND/OR FIRE DAMPERS SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S INSTALLATION DETAILS THAT WERE TESTED AT U.L. LABORATORIES AND U.L. LISTED.
Y. PROVIDE VOLUME AND BALANCING DAMPERS AS REQUIRED BY IMC 603.17 FOR EACH BRANCH OR DIFFUSER. PROVIDE LINKAGE VOLUME DAMPERS TO DAMPERS LOCATED ABOVE HARD-LID CEILINGS SIMILAR TO YOUNG REGULATOR
MODEL 927C OR EQUIVALENT SOLID LINKAGE DAMPER.
Z. VENTILATION SYSTEMS SHALL BE BALANCED USING A NATIONALLY ACCEPTED AIR BALANCING TEST METHOD.
GENERAL NOTESMECHANICAL ABBREVIATIONS
AC ABOVE CEILING
AFF ABOVE FINISHED FLOOR
AI ANALOG INPUT
AO ANALOG OUTPUT
BF BELOW FLOOR, BLIND FLANGE
BFC BELOW FINISHED CEILING
BG BELOW GRADE
BV BUTTERFLY VALVE
CHW CHILLED WATER
CRU COMPUTER ROOM UNIT
CRU CONDENSATE RETURN UNIT
CU CONDENSING UNIT
DI DIGITAL INPUT
DO DIGITAL OUTPUT
DS DISCONNECT SWITCH
E EXISTING
EDH ELECTRIC DUCT HEATER
EUH ELECTRIC UNIT HEATER
EA EXHAUST AIR
EF EXHAUST FAN
FCU FAN COIL UNIT
FMB FILTER MIXING BOX
FPB FAN POWERED BOX
FPI FINS PER INCH
GC GENERAL CONTRACTOR
GEF GENERAL EXHAUST FAN
IBT INVERTED BUCKET TRAP
IN HG INCHES MERCURY (PRESSURE)
IN WC INCHES WATER COLUMN (PRESSURE)
LE LAUNDRY EQUIPMENT
MA MIXED AIR
MVDMOTORIZED VOLUME DAMPER
N NEW
OA OUTSIDE AIR
OBD OPPOSED BLADE DAMPER
PRV PRESSURE RELIEF VALVE
R RELOCATED
RA RETURN AIR
RCA RECIRCULATED (RETURN) AIR
RLA RELIEF AIR
SA SUPPLY AIR
SF SUPPLY FAN
SV SAFETY VALVE
TAV THERMOSTATIC AIR VENT (STEAM SYSTEM)
UH UNIT HEATER
UNOUNLESS NOTED OTHERWISE
VAV VARIABLE AIR VOLUME
VD VOLUME DAMPER
WH WATER HEATER
WHP WATER-SOURCE HEAT PUMP
AUTOMATIC 3-WAY CONTROL VALVE
MOTORIZED DAMPER
BAROMETRIC DAMPER
CONICAL TAP W/ VOLUME DAMPER
AUTOMATIC 2-WAY CONTROL VALVE
TEMPERATURE AND PRESSURE RELIEF VALVE
MECHANICAL SYMBOLS
SYMBOL DESCRIPTION
NEW EQUIPMENT DESIGNATION (TOP - EQUIP. ABBREV., BOTTOM - MARK)
NEW EQUIPMENT
NEW DIFFUSER DESIGNATION (TOP - SCHEDULE DESIGN., BOTTOM - CFM)
EXISTING THERMOSTAT TO BE REMOVED OR RELOCATED
THERMOSTAT W/ BACKBOX AND CONDUIT TO ABOVE CEILING
NEW DUCT
EXISTING DUCT
EXISTING DUCT TO BE REMOVED OR RELOCATED
NEW SUPPLY DIFFUSER
NEW R/A OR EXHAUST GRILLE
EXISTING SUPPLY DIFFUSER TO BE REMOVED OR RELOCATED
EXISTING R/A OR EXHAUST GRILLE
EXISTING R/A OR EXHAUST GRILLE TO BE REMOVED OR RELOCATED
NEW SLOT DIFFUSER
FLEXIBLE DUCT
EXISTING SLOT DIFFUSER
EXISTING SLOT DIFFUSER TO BE REMOVED OR RELOCATED
CONICAL TAP W/O VOLUME DAMPER
45 DEGREE PRESSURE TAP W/ VOLUME DAMPER
SMOKE DAMPER
FIRE DAMPER
FIRE/SMOKE DAMPER
HEATING WATER SUPPLY
LOW PRESSURE CONDENSATE RETURN
HEATING WATER RETURN
HIGH PRESSURE STEAM
HIGH PRESSURE CONDENSATE RETURN
LOW PRESSURE STEAM
PUMPED CONDENSATE RETURN
DOMESTIC COLD WATER
DOMESTIC HOT WATER
DOMESTIC HOT WATER RETURN
SANITARY WASTE LINE
CONDENSATE DRAIN
PUMPED SANITARY LINE
VENT LINE
DIRECTION OF FLOW
DIRECTION OF SLOPE
PLUG VALVE/BALANCING COCK
SOLENOID VALVE
EXISTING EQUIPMENT
EXISTING SUPPLY DIFFUSER
HYDRAULIC SHOCK ARRESTOR
THERMOMETER
GAUGE COCK
PETE'S PLUG
CLEANOUT OR WALL CLEANOUT
FLOOR CLEANOUT OR GRADE CLEANOUT
VACUUM BREAKER
UNION
THERMOMETER WELL
CHECK VALVE
ALL SYMBOLS SHOWN MAY NOT APPEAR IN ALL DRAWINGS.
SYMBOLS ARE SHOWN SCHEMATICALLY AND MAY NOT BE TO SCALE.
CONNECT TO EXISTING
T
T
FD
SD
FSD
M
BD
HWS
HWR
HPS
HPR
LPS
LPR
PCR
CD
P
SS
FCO
GCO
WCO
V
A
A
MANUAL DAMPER
BALANCING VALVE
FLEXIBLE DUCT SIZE SAME AS
DIFFUSER INLET: 5'-0" MAX
LENGTH.
12"
CEILING
SUPPORTSADDLE
FROM STRUCTURE
VOLUME DAMPER
W/ LOCKING QUAD
SHEET
METAL
SADDLE
CONICAL
OUTLET
BRANCH
DUCT
USE RIGID ELBOWS FOR
CHANGE OF DIRECTION
GREATER THAN 45°
SEE SPECIFICATIONS FOR
CLAMPS AND SEALANT (TYP.)
NOTE: THE USE OF FLEXIBLE AIR DUCT CONNECTORS ARE NOT PERMITTED FOR THE DEDICATED
AHU SERVING THE SURGICAL SUITE.
TYPICAL
DIFFUSER OR
REGISTER IN
LAY-IN CLG.
THERMAL INSULATION
SEE SPECIFICATIONS
2500 [1133] 1320 [598]
420 [190]ONE 1 [25] x 18 GA STRAP36 [900]
TWO 1/2 [13]∅ RODS
TWO 3/8 [10]∅. RODS
ONE 1 [25] x 16 GA STRAP
84 [2100] 60 [1500] 50 [1250] 700 [317]
ONE 1 [25] x 22 GA STRAP
QUANTITY/SIZEMAX. DUCT ∅
26 [650]
HANGER STRAPS OR RODS
MAX. LOAD
LBS.
260 [119]
MAX.
144 [3600]
IN. [mm]
SPACING
IN. [mm] IN. [mm]
144 [3600] 144 [3600] 144 [3600] 144 [3600]
NOTE: TABULATED DATA FROM SMACNA ALLOWS FOR
DUCT REINFORCING AND INSULATION, BUT NO
EXTERNAL LOAD.
BAND
OVER 50" ∅
HANGER RODS
BAND OF
SAME SIZE AS
HANGER STRAP
LOAD RATED
FASTENERS
50"∅
& UNDER
AIR SPLIT DUCT TAKE-OFF
PLAN VIEW
BRANCH DUCT TAKE-OFF PLAN
VIEW
SUPPLY REGISTER
TAKE-OFF PLAN VIEW
AIR
FLOW
AIR
FLOW
AI
R
FL
OW
SUPPLY REGISTER
OR BRANCH DUCT
TURNING VANES
MAIN SUPPLY DUCT
SEE FLOOR PLAN
FOR SPLIT DIMENSION
PROVIDE VOLUME
DAMPER
PROVIDE
VOLUME
DAMPER
ADJUSTABLE
METAL ROD
OR LINKAGE
TOP REGISTER
MAIN
SUPPLY
DUCT
VOLUME EXTRACTOR; ADJUSTABLE
FROM FULLY CLOSED POSITION TO
CFM NOTED ON FLOOR PLANS
AIR
FLOW
AIR
FLOW
1/4 W OR 4"
[100mm] MIN.
AIR
FLOW
MAIN SUPPLY
DUCT
AI
R
FL
OW
W
BI - FAN STATUS
BO - FAN START/STOP
AO - COOLING VALVE
M
CT
T
M
AI - ZONE TEMP
FAN COIL UNIT
RUN CONDITIONS - SCHEDULED:
THE UNIT SHALL RUN ACCORDING TO A USER DEFINABLE TIME SCHEDULE. ALARMS
SHALL BE PROVIDED AS FOLLOWS:
HIGH ZONE TEMP: IF THE ZONE TEMPERATURE IS GREATER THAN THE COOLING
SETPOINT BY A USER DEFINABLE AMOUNT (ADJ.).
LOW ZONE TEMP: IF THE ZONE TEMPERATURE IS LESS THAN THE HEATING
SETPOINT BY A USER DEFINABLE AMOUNT (ADJ.).
FAN:
THE FAN SHALL RUN ANYTIME THE UNIT IS COMMANDED TO RUN, UNLESS
SHUTDOWN ON SAFETIES.
COOLING COIL VALVE:
THE CONTROLLER SHALL MEASURE THE ZONE TEMPERATURE AND MODULATE THE
COOLING COIL VALVE TO MAINTAIN ITS COOLING SETPOINT.
FAN STATUS:
THE CONTROLLER SHALL MONITOR THE FAN STATUS.
ALARMS SHALL BE PROVIDED AS FOLLOWS:
FAN FAILURE: COMMANDED ON, BUT THE STATUS IS OFF.
FAN IN HAND: COMMANDED OFF, BUT THE STATUS IS ON.
1050 E. Southern Ave, Suite #D, Tempe, Arizona 85282, (480) 751-9542designgroup
Architecture, Engineering, and Sustainable DesignAESUS
Drawing Title: Project Title:
Date
Location
Checked
Building Number:
Project Number:
Drawing Number:
Drawn
CONSULTANTS: ARCHITECT/ENGINEERS: Office of Construction and Facilities Management
AE RENOVATE GROUND FLOOR
HALLS AND WALLS
Location:
August 23, 2024 o n e e ig h th in c h o n e fo o t
B
A
C
D
E
F th re e in c h e s o n e fo o t o n e a n d o n e h a lf in c h e s o n e fo o t o n e in c h o n e fo o t th re e q u a rt e rs in c h o n e fo o t o n e h a lf in c h o n e fo o t th re e e ig h th s in c h o n e fo o t o n e q u a rt e r in c h o n e fo o t
VA FORM
08-6231
1 2 3 4 5 6 87 9
F
E
D
C
B
A
97 8654321
Dwg. of
673-21-153
JAMES A. HALEY VA HOSPITAL
13000 BRUCE B. DOWNS BLVD. TAMPA, FL, 33612
AESUS
VA FORM
08-6231
Final Bid Set
AESUS
M001M001
MECHANICAL SYMBOLS,MECHANICAL SYMBOLS,
ABBREVIATIONS & SCHEDULESABBREVIATIONS & SCHEDULES
AA, BB"ø
CCC CFM
AA=MARK, BB=NECK SIZE
CCC=MAX DESIGN FLOW
TYPICAL TAG:
NOTES:
1. EXISTING AIR DEVICES ARE SQUARE NECKS UNLESS NOTED OTHERWISE. REPLACEMENT DEVICES MAY BE EITHER SQUARE OR EQUIVALENT ROUND SIZE.
OPTIONS: REFER TO TYPE & REMARKS COLUMNS, ST = STEEL, AST = ALUMINIZED STEEL, IBP=INSULATED BACK PAN (MEET UL 181/NFPA 90A SMOKE REQUIREMENTS), LT = LOW
TEMPERATURE DISIGN WITH INSULATED PAN AND INDUCTION CHAMBER.
BASE: UNLESS NOTED OTHERWISE, AIR DEVICES SHALL BE ALUMINUM CONSTRUCTION WITH WHITE, BAKED POWER-COAT, 2-MIL FINISH (SEE FINISH). REFER TO PLANS AND RCP TO
DETERMINE MOUNTING FRAME OPTIONS.
AIR DEVICE SCHEDULE
MARK TYPE
PANEL/FRAME
SIZE (INxIN) NECK TYPE DAMPER FINISH BASIS OF DESIGN REMARKSMANUFACTURER MODEL E1 PERFORATED 24"x24" NOTE 1 -- WHITE APDDR / 56690 / PAR-AA PRICE / KRUEGER / TITUS R1 PERFORATED 24"x24" NOTE 1 -- WHITE APDDR / 56690 / PAR-AA PRICE / KRUEGER / TITUS S1 PLAQUE 24"x24" ROUND -- WHITE ASPD / 5PLQ / OMNI-AA PRICE / KRUEGER / TITUS S2 PLAQUE 24"x24" NOTE 1 -- WHITE ASPD / 5PLQ / OMNI-AA PRICE / KRUEGER / TITUS S3 PLAQUE 24"x24" NOTE 1 -- WHITE ASPD / 5PLQ / OMNI-AA PRICE / KRUEGER / TITUS
NTS1 FLEXIBLE AIR DUCT CONNECTOR
NTS2 ROUND DUCT HANGERS
NOTES:
1. INSTALL FAN COIL UNIT ABOVE CEILING TO REPLACE EXISTING EXPOSED FCU BELOW CEILING. RECONNECT TO EXISTING PIPING.
FAN COIL UNIT SCHEDULE
MARK LOCATION TYPE
AIR FLOW
COOLING
REQUIREMENTS
FILTER (MERV
RATING)
ELECTRICAL BASIS OF DESIGN
REMARKS
FAN AIR FLOW
(CFM)
EXTERNAL
APD (IN WG)
CAPACITY
VOLT PHASE
CIRCUI
T
MANUFACTURER MODELTOTAL (MBH) FLA
FCU-1 AREA B 2-PIPE, PLENUM 1200 0.5 40000.0 Btu/h MERV8 115 1 2.5 Johnson Controls, Inc.
FHP 40 1
Revision DATE
PRE-BID RFIs 06/09/2026
NTS4 FAN COIL UNIT CONTROL DIAGRAM
06/09/2026
OR
LA
NDO ER I K GONZALESOR
LA
NDO ER I K GONZALES
PRO F E S S I O NA L E NG I NEE
RPRO F E S S I O NA L E NG I NEE
R
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