HomeMy WebLinkAbout600 W Santa Ana Blvd - PlanSHEET INDEX
·EXISTING COMMERCIAL TENANT IMPROVEMENT.
·REPLACE LIKE TO-LIKE HVAC UNITS.
M000
M100
TM00
MECHANICAL NOTES
MECHANICAL TITLE 24 - 1
TM01
MECHANICAL PLAN
MECHANICAL TITLE 24 - 2
SYMBOLS AND ABBREVIATIONS
T
RETURN AIR PLENUM CROSS-SECTION
SUPPLY AIR PLENUM CROSS-SECTION
EXHAUST AIR
CUBIC FEET PER MINUTE
EXTERNAL STATIC PRESSURE
SIDE WALL RETURN GRILLE
THERMOSTAT
SUPPLY DIFFUSER
SIDE WALL SUPPLY REGISTER
RETURN AIR GRILLE
EXHAUST AIR GRILLE / CEILING EXHAUST FAN
ESP
CFM
EA
EXISTING
FIRE DAMPER
HORSEPOWER
HERTZ
RETURN AIR
TYPICAL
SUPPLY AIR
MANUAL VOLUME DAMPER
OUTSIDE SUPPLY AIR
SMOKE DETECTOR
STATIC PRESSURE
FULL LOAD AMPERES
VOLT
UNDERCUT DOOR
UP THRU ROOF
MVD
V
TYP
U.T.R.
SD
SA
SP
RA
OSA
FLA
HP
HZ
EXIST
FD
SD NOTE:
REFER TO PLAN
SHEETS FOR ANY
ADDITIONAL
LEGEND,
SYMBOLS AND
RELATED
ABBREVIATIONS.
D
U
S SENSOR
EF
(E)
ROOF MOUNTED EXHAUST FAN
NEWNEW(N)
U/C
CO2 SENSORCO2
1
RTU MECHANICAL EQUIPMENT TAG
POC
NEW DUCT
EXISTING DUCT
CONDENSATE DRAINCD
REFRIGERANT LINEREF
OSA INTAKE
OSA DUCTOSA
FD
CO SENSORCO
FIRE SMOKE DAMPERFSDFSD
ABBR.SYMBOL DESCRIPTION
CONDENSATE DRAIN CLEANOUT
HVAC SPECIFICATIONS
PIPE INSULATION THICKNESS
4.
5.
6.
1.
7.
2.
3.
CONCEALED SPACES, CIRCULATION AIR
INSULATION OF DUCTS
FLUID
TEMP.
RANGE
(°F)
CONDUCTIVITY
RANGE
(BTU-"/HR PER
SQFT/°F)
INSULATION
MEAN
RATING
TEMP. (°F)
NOMINAL PIPE DIAMETER (")
INSULATION THICKNESS REQUIRED (")
<1 1 TO
<1.5
1.5 TO
<4
4 TO <8 8 AND
LARGER
251-350
350<
201-250
141-200
105-140
40-60
<40
SPACE COOLING SYSTEMS (CHILLED WATER, REFRIGERANT AND BRINE)
SPACE HEATING, HOT WATER SYSTEMS AND SERVICE WATER HEATING SYSTEMS
0.32-0.34
0.29-0.31
0.27-0.30
0.25-0.29
0.22-0.28
0.21-0.27
0.20-0.26
250
200
150
125
100
75
50
4.5
3.0
2.5
1.5
1.0
1.0
5.0
4.0
2.5
1.5
1.5
1.5
5.0
4.5
2.5
2.0
1.5
1.5
5.0
4.5
3.0
2.0
1.5
1.5
5.0
4.5
3.0
2.0
1.5
1.5
A MAINTENANCE LABEL SHALL BE AFFIXED TO MECHANICAL EQUIPMENT AND
A MAINTENANCE MANUAL SHALL BE PROVIDED TO THE OWNER PER
STANDARDS.
EXCEPT AS ALLOWED, THESE CONTROLS SHALL BE ADJUSTABLE TO
PROVIDE A DEAD BAND OF 5 DEGREES F BETWEEN FULL HEATING AND FULL
COOLING. CONTROLS SHALL HAVE THE CAPABILITY OF TERMINATING ALL
HEATING AT A TEMPERATURE NO MORE THAN 70 DEGREES F AND OF
TERMINATING ALL COOLING AT A TEMPERATURE NOT LESS THAN 78
DEGREES F.
EACH HVAC SYSTEM SHALL BE PROVIDED WITH AT LEAST ONE AUTOMATIC
TEMPERATURE CONTROL DEVICE FOR THE REGULATION OF TEMPERATURE
THESE AUTOMATIC TEMPERATURE CONTROL DEVICES SHALL BE CAPABLE
OF BEING SET TO MAINTAIN SPACE TEMPERATURE SET POINTS FROM 55
DEGREES F TO 85 DEGREES F, SHALL BE CAPABLE OF OPERATING THE
SYSTEM HEATING AND/OR COOLING IN SEQUENCE.
EXCEPTIONS:
(1)FACTORY-INSTALLED PIPING WITHIN SPACE CONDITIONING EQUIPMENT;
(2)PIPING THAT CONVEYS FLUIDS THAT HAVE A DESIGN OPERATING
TEMPERATURE RANGE BETWEEN 60 DEGREES AND 105 DEGREES
FAHRENHEIT;
(3)WHERE THE HEAT GAIN OR HEAT LOSS TO OR FROM PIPING WITHOUT
INSULATION WILL NOT INCREASE BUILDING SOURCE ENERGY USE;
(4)PIPING THAT PENETRATES FRAMING MEMBERS SHALL NOT BE
REQUIRED TO HAVE PIPE INSULATION FOR THE DISTANCE OF THE
FRAMING PENETRATION. METAL PIPING THAT PENETRATES METAL
FRAMING SHALL USE GROMMETS, PLUGS, WRAPPING OR OTHER
INSULATING MATERIAL TO ASSURE THAT NO CONTACT IS MADE WITH
THE METAL FRAMING.
INSPECTION TO BE MADE AND DUCTWORK APPROVED BEFORE COVERING
WITH INSULATION.
TRANSVERSE SUPPLY DUCTS, TAPED OR SEALED WITH MASTIC EXCEPT FOR
DUCTS EXPOSED TO CONDITIONED SPACE, WHERE DUCT STATIC PRESSURE
EXCEEDS 3/4" WATER, LONGITUDINAL JOINTS, TAPED OR SEALED WITH
MASTIC.
SEALING
INSPECTION
PIPE INSULATION
SPACE-CONDITIONING AND SERVICE WATER-HEATING SYSTEM SHALL BE
INSULATED IN ACCORDANCE WITH THE FOLLOWING TABLE:
INSULATED WIRES, PLASTIC TUBING OR PIPING, PIPE INSULATION,
CONDENSATE PAN INSULATION, WOOD, PVC, ABS AND OTHER PLASTICS) TO
BE IN CONCEALED SPACES USED TO CONVEY CIRCULATING AIR SUPPLY.
WHEN COMBUSTIBLE MATERIAL IS TO BE LOCATED IN THE ABOVE SPACES, IT
SHALL BE APPROVED FOR SUCH INSULATION.
TEMPERATURE CONTROLS
PORTIONS OF SUPPLY-AIR AND RETURN-AIR DUCTS CONVEYING HEATED OR
COOLED AIR LOCATED IN ONE OR MORE OF THE FOLLOWING SPACES SHALL
BE INSULATED TO A MINIMUM INSTALLED LEVEL OF R-8:
1.OUTDOORS; OR
2.IN A SPACE BETWEEN THE ROOF AND AN INSULATED CEILING; OR
3.IN A SPACE DIRECTLY UNDER A ROOF WITH FIXED VENTS OR
OPENINGS TO THE OUTSIDE OR UNCONDITIONED SPACES; OR
4.IN AN UNCONDITIONED CRAWL SPACE; OR
5.IN OTHER UNCONDITIONED SPACES.
PORTIONS OF SUPPLY-AIR DUCTS THAT ARE NOT IN ONE OF THESE SPACES,
INCLUDING DUCTS BURIED IN CONCRETE SLAB, SHALL BE INSULATED TO A
MINIMUM INSTALLED LEVEL OF R-4.2 OR BE ENCLOSED IN DIRECTLY
CONDITIONED SPACE.
NONRES 0.5
RES 0.75
1.01.0 1.0
1.ALL WORK SHALL CONFORM TO MECHANICAL CODE, BUILDING CODE AND
ALL OTHER APPLICABLE CITY CODES AND REGULATIONS.
2.THE CONTRACTOR SHALL PAY FOR ALL PERMITS AND FEES.
3.CONTROL LOW VOLTAGE WIRING BY MECHANICAL CONTRACTOR AND
CONDUIT BY ELECTRICAL CONTRACTOR.
4.CONDENSATE DRAIN PIPING AND FINAL CONNECTION TO UNIT BY PLUMBING
CONTRACTOR.
5.G.C. TO VERIFY CURRENT ELECTRICAL POWER CONDITION IN FIELD BEFORE
PURCHASING ANY MECHANICAL EQUIPMENT.
6.CONTRACTOR TO VERIFY MECHANICAL HEATING EQUIPMENT TO BE
CONFORM TO LOCAL EPA STANDARD BEFORE PURCHASING EQUIPMENT.
7.ACCURATE AS-BUILT DRAWINGS SHALL BE MADE DURING CONSTRUCTION
AND SUBMITTED FOR APPROVAL UPON COMPLETION OF INSTALLATION.
8.THE CONTRACTOR SHALL COORDINATE WITH GENERAL CONTRACTOR FOR
SIZE AND LOCATION OF DUCTWORK ROOF OPENINGS AND WITH ELECTRICAL
CONTRACTOR FOR ELECTRICAL REQUIREMENTS OF ALL MECHANICAL
EQUIPMENT AND ARCHITECTURAL DRAWINGS FOR AIR DISTRIBUTION
LOCATION.
9.THE CONTRACTOR SHALL SUBMIT BID BASED ON THE DRAWINGS AND
ALTERNATE FOR COST SAVING. THESE DRAWINGS ARE FOR BIDDING
PURPOSES.
10.THE CONTRACTOR SHALL FURNISH ALL MATERIALS, LABOR, EQUIPMENT,
TRANSPORTATION AND SERVICES NECESSARY FOR COMPLETION OF THE
WORK. ALL MATERIALS AND WORK SHALL COMPLY WITH APPLICABLE
CODES AND GOVERNING REGULATIONS AND MEET THE APPROVAL OF THE
LOCAL JURISDICTION.
11.TAKE ALL PRECAUTIONS NECESSARY TO PROTECT THE MATERIALS BEFORE,
DURING AND AFTER INSTALLATION. IN THE EVENT OF DAMAGE,
IMMEDIATELY REPAIR ALL DAMAGED AND DEFECTIVE WORK TO THE
APPROVAL OF THE ARCHITECT AT NO ADDITIONAL COST TO THE OWNER.
12.THESE DRAWINGS ARE DIAGRAMMATIC. THE CONTRACTOR SHALL BE
RESPONSIBLE FOR COORDINATING HIS WORK WITH ALL OTHER TRADES.
THIS INCLUDES COORDINATING THE LOCATION AND SIZE OF ALL OPENINGS,
LOCATIONS OF EQUIPMENT PADS AND CHANGES OF ELEVATIONS OF
DUCTWORK, PIPING AND OTHER EQUIPMENT.
13.ANY MATERIAL, ARTICLE OR PIECE OF EQUIPMENT OTHER THAN THAT
INDICATED SHALL NOT BE USED UNLESS APPROVED IN WRITING BY THE
ENGINEER AND ANY CHANGES IN MECHANICAL, ELECTRICAL AND/OR OTHER
SYSTEMS REQUIRED DUE TO SUCH SUBSTITUTION SHALL BE THE
RESPONSIBILITY OF THE HVAC CONTRACTOR; AND AT NO ADDITIONAL COST
TO THE OWNER.
14.THE CONTRACTOR SHALL VISIT SITE PRIOR TO BIDDING TO VERIFY
LOCATIONS AND SIZES OF ALL EXISTING EQUIPMENT AND INFORM THE
ARCHITECT AND ENGINEER OF ANY DISCREPANCIES.
15.CONTRACTOR TO VERIFY ADEQUATE PLUMBING CONNECTIONS ARE
READILY AVAILABLE FOR EVAPORATIVE COOLERS AND GAS HEATING
SYSTEMS BEFORE PURCHASING EQUIPMENT.
16.COORDINATE ENTIRE INSTALLATION OF THE H.V.A.C. SYSTEM WITH THE
WORK OF ALL OTHER TRADES PRIOR TO ANY FABRICATION OR
INSTALLATION. PROVIDE ALL FITTINGS, OFFSETS, AND TRANSITIONS AS
REQUIRED FOR A COMPLETE WORKABLE INSTALLATION.
17.WARRANTIES; 1-YEAR WARRANTY FOR EQUIPMENT, 5-YEAR COMPRESSORS.
REFER TO CONSTRUCTION CONTRACT FOR OTHER APPLICABLE
WARRANTIES.
18.EQUIPMENT SPECIFICATION AND INTERLOCK DIAGRAM SHALL BE
SUBMITTED FOR APPROVAL PRIOR TO PURCHASE OF EQUIPMENT FOR
INSTALLATION.
19.ALL EQUIPMENT SHALL BE INSTALLED IN STRICT ACCORDANCE WITH THE
EQUIPMENT MANUFACTURER'S RECOMMENDATIONS. PROVIDE ALL
FITTINGS, TRANSITIONS, DAMPERS, VALVES AND OTHER DEVICES REQUIRED
FOR A COMPLETE WORKABLE INSTALLATION.
20.HEATING, VENTILATING, AND AIR-CONDITIONING SYSTEMS SHALL BE
BALANCED BY A LICENSED T&B CONTRACTOR IN ACCORDANCE WITH ONE
OF THE FOLLOWING METHODS (CMC 314.1):
·AABC NATIONAL STANDARDS FOR TOTAL SYSTEM BALANCE
·ACCA MANUAL B
·ASHRAE 111
·NEBB PROCEDURAL STANDARDS FOR TESTING ADJUSTING BALANCING
OF ENVIRONMENTAL SYSTEMS
·SMACNA HVAC SYSTEMS TESTING, ADJUSTING AND BALANCING
21.PROVIDE FILTER FOR AIR CONDITIONING AND/OR AIR SIDE UNITS AS
REQUIRED PER ASHRAE AND MECHANICAL CODE.
22.THERMOSTAT SHALL BE 24 VOLT, ONE STAGE HEATING AND ONE OR TWO
STAGE COOLING WITH MATCHING SUBBASE AND TAMPER PROOF COVER.
23.CONDENSATE PIPING SHALL BE SIZED IN ACCORDANCE WITH MECHANICAL
CODE.
24.AUTOMATIC FIRE DAMPER REQUIREMENTS ARE AS FOLLOWS:
a.PROVIDE AUTOMATIC FIRE DAMPERS AT ALL PENETRATIONS
OF FIRE-RATED CEILINGS AND WALLS THROUGHOUT.
CONTRACTOR SHALL COORDINATE WITH FIRE-RATED CEILING
AREAS AND WALLS AS INDICATED ON ARCHITECTURAL
DRAWINGS. THIS NOTE SHALL TAKE PRECEDENCE OVER ANY
OMISSIONS ON THE DRAWINGS. SEE SPECIFICATIONS.
b.LOCATION OF FIRE-RATED CEILINGS AND WALLS ARE AS
INDICATED ON THE ARCHITECTURAL DRAWINGS.
CA GREEN BUILDING NOTES
HVAC GENERAL NOTES
MECHANICAL CODE
·2022 CALIFORNIA MECHANICAL CODE
·2022 CALIFORNIA ENERGY CODE
26.CONDENSATE WASTE SHALL CONNECT INDIRECTLY TO THE DRAINAGE
SYSTEM THROUGH AN AIR GAP OR AIR BREAK TO PROPERLY TRAPPED
AND VENTED RECEPTORS, DRY WELLS, OR THE TAILPIECE OF A PLUMBING
FIXTURE.
27.WHERE CONDENSATE WASTE FROM AIR CONDITIONING COILS
DISCHARGES BY DIRECT CONNECTION TO A LAVATORY TAILPIECE OR TO
AN APPROVED ACCESSIBLE INLET ON A BATHTUB OVERFLOW, THE
CONNECTION SHALL BE LOCATED IN AN AREA CONTROLLED BY THE SAME
PERSON CONTROLLING THE AIR-CONDITIONED SPACE.
28.THE REFRIGERATION EQUIPMENT REFRIGERANT SERVICE PORTS
LOCATED OUTDOORS SHALL BE FITTED WITH LOCKING TYPE TAMPER
RESISTANT CAPS OR SHALL BE PROTECTED FROM UNAUTHORIZED
ACCESS BY A MEANS ACCEPTABLE TO THE ENFORCING AGENCY.
29.THE HEATING AND COOLING DUCT SYSTEM IS SIZED IN ACCORDANCE WITH
ASHRAE.
30.G.C. TO VERIFY SUFFICIENCY OF DUCT SPACE BEFORE PURCHASING ANY
MECHANICAL EQUIPMENT.
31.DUCTWORK SHALL BE INSULATED OR LINED AS NOTED ON DRAWINGS. ALL
DUCTWORK EXPOSED ON ROOF SHALL BE INTERNALLY LINED UNLESS
OTHERWISE INDICATED OR SPECIFIED. ALL DUCT SIZES ARE SHEET METAL
SIZES. ALL DUCT JOINTS SHALL BE SEALED PER SPECIFICATIONS.
32.CONNECT MAIN DUCT TO AIR CONDITIONING UNIT WITH WEATHERPROOF
FLEXIBLE CONNECTION. SUN SHIELD OVER ENTIRE FLEXIBLE
CONNECTIONS REQUIRED IF FLEXIBLE CONNECTION IS EXPOSED TO
WEATHER.
33.ALL LINED DUCT DIMENSIONS ARE NET CLEAR DIMENSION AFTER LINING
HAS BEEN INSTALLED.
34.ALL DUCTWORK SIZE SHOWN ON PLAN ARE INTERIOR DIAMETER.
CONTRACTOR SHALL ADD INSULATION THICKNESS INTO CONSIDERATION
BEFORE INSTALLATION.
35.DUCTS SHALL BE SUPPORTED WITH 1" WIDE 16-GAUGE HANGER STRAPS
AND SHALL BE SPACED AT NO MORE THAN 7'-0" ON CENTERS AND SHALL
BE SECURED TO STRUCTURAL MEMBER. EXPOSED DUCTWORK ON ROOF
SHALL BE SUPPORTED BY GALVANIZED STEEL ANGLE & SHALL BE PER
LOCAL CODE.
36.ROUND AND RECTANGULAR DUCTWORK ARE INTERCHANGEABLE IF CROSS
SECTION AREAS ARE EQUIVALENT. CONTRACTOR IS TO VERIFY THE
EXACT CEILING SPACE AND INTERCHANGE THE DUCT SIZE TO FIT THE
CEILING SPACE WITHOUT ADDITIONAL FEE CHARGE.
37.ALL FACTORY-FABRICATED DUCT SYSTEMS SHALL COMPLY WITH UL 181
FOR DUCTS AND CLOSURE SYSTEMS, INCLUDING COLLARS,
CONNECTIONS, AND SPLICES, AND BE LABELED AS COMPLYING WITH UL
181.
38.INSTALL VOLUME CONTROL DAMPERS AT EACH SUPPLY DIFFUSER TO
AFFORD COMPLETE CONTROL OF THE AIR FLOW IN THE VARIOUS DUCT
SYSTEMS. INSTALL SPLITTER DAMPER AT DUCT TAKEOFFS AND DAMPER
AS REQUIRED.
39.COORDINATE THE LOCATION OF ALL CEILING DIFFUSERS, REGISTERS AND
GRILLES WITH THE ARCHITECTURAL REFLECTED CEILING PLAN,
ELECTRICAL LIGHTING LAYOUT AND ARCHITECTURAL ROOM ELEVATIONS.
40.ALL CEILING DIFFUSERS ARE 4-WAY UNLESS OTHERWISE NOTED.
41.PROVIDE BACK-DRAFT DAMPER FOR ALL EXHAUST AIR DUCT UNLESS
OTHERWISE NOTED PER CODE.
42.EXHAUST TERMINATION SHALL BE MINIMUM 10'-0" AWAY OR 3'-0" ABOVE
FROM ANY FRESH AIR INTAKE, OPERABLE WINDOWS, DOORS AND 10'-0"
MINIMUM ABOVE GRADE.
43.PROVIDE ALL FRESH AIR INTAKES AND EXHAUST OUTLETS WITH HOOD, 1/2"
GALVANIZED MESH SCREENS AND OUTSIDE AIR BACK-DRAFT DAMPERS.
44.ALL HVAC UNITS OR SYSTEMS SERVING A COMMON AIR SPACE MUST BE
INTERCONNECTED TO SHUT DOWN IMMEDIATELY UPON ALARM CONDITION
FROM DUCT DETECTORS (OR FIRE ALARM SYSTEM WHEN USING AREA
SMOKE DETECTORS IN LIEU OF DUCT DETECTORS) WITHOUT
INTERFERENCE FROM EMS OR ANY OTHER SYSTEMS. ALL CONTROL
RELAYS USED FOR SHUT DOWN MUST BE APPROVED BY STATE OR LOCAL
JURISDICTION FOR RELEASING SERVICE.
45.PURCHASING PARTY SHALL ENSURE THE MOTOR SPECS PRIOR TO
ORDERING EXHAUST SYSTEM TO ENSURE THE PANEL IS BUILT
CORRECTLY.
46.REDWOOD SLEEPER OR PLATFORM FOR ROOF MOUNTED UNIT, DUCT
PENETRATION, CUTTING AND PATCHING BY GENERAL CONTRACTOR,
UNLESS OTHERWISE NOTED ON PLAN.
47.42" MINIMUM GUARDS TO BE PROVIDED WHEN ROOF MOUNTED OR ROOF
ACCESS EQUIPMENT THAT REQUIRE SERVICE ARE LOCATED WITHIN 10' OF
A ROOF EDGE OR OPEN SIDE OF A WALKING SURFACE AND SUCH EDGE
OR OPEN SIDE IS LOCATED MORE THAN 30" ABOVE THE ROOF SURFACE.
48.CONTRACTOR SHALL SUBMIT A COMPLETE BALANCE REPORT FOR
APPROVAL. SYSTEMS AIR BALANCE SHALL BE PERFORMED BY AN
INDEPENDENT AIR BALANCE CONSULTANT. A CERTIFIED AABC OR NEBB.
THE REPORT SHALL INCLUDE THE FOLLOWING:
a.AIR QUANTITIES AT EACH REGISTER.
b.STATIC PRESSURE READINGS AT INLET AND DISCHARGE OF
EACH AIR HANDLING SYSTEM AND AT INLET OF EACH
EXHAUST AIR SYSTEM.
c.COOLING AND HEATING SUPPLY AND RETURN AIR
TEMPERATURES AT EACH AIR CONDITIONING UNIT.
5.504.1 TEMPORARY VENTILATION:
IF THE HVAC SYSTEM IS USED DURING CONSTRUCTION, USE RETURN AIR
FILTERS WITH A MERV OF 8, BASED ON ASHRAE 52.2-1999, OR AN AVERAGE
EFFICIENCY OF 30% BASED ON ASHRAE 52.1-1992. REPLACE ALL FILTERS
IMMEDIATELY PRIOR TO OCCUPANCY. APPLIES TO ADDITIONS OR
ALTERATIONS.
5.504.3 COVERING OF DUCT OPENINGS AND PROTECTION OF MECHANICAL
EQUIPMENT DURING CONSTRUCTION:
AT THE TIME OF ROUGH INSTALLATION AND DURING STORAGE ON THE
CONSTRUCTION SITE AND UNTIL FINAL STARTUP OF THE HEATING,
COOLING AND VENTILATING EQUIPMENT, ALL DUCT AND OTHER RELATED
AIR DISTRIBUTION COMPONENT OPENINGS SHALL BE COVERED WITH TAPE,
PLASTIC,SHEET METAL OR OTHER METHODS ACCEPTABLE TO THE
ENFORCING AGENCY TO REDUCE THE AMOUNT OF DUST, WATER AND
DEBRIS WHICH MAY ENTER THE SYSTEM.
5.504.5.3 FILTERS:
IN MECHANICALLY VENTILATED BUILDINGS, PROVIDE REGULARLY
OCCUPIED AREAS OF THE BUILDING WITH AIR FILTRATION MEDIA FOR
OUTSIDE AND RETURN AIR PRIOR TO OCCUPANCY THAT PROVIDES AT
LEAST A MERV OF 13.
5.506.1 OUTSIDE AIR DELIVERY:
FOR MECHANICALLY OR NATURALLY VENTILATED SPACES IN BUILDINGS,
MEET THE MINIMUM REQUIREMENTS OF SECTION 120.1 OF THE CALIFORNIA
ENERGY CODE AND CHAPTER 4 OF CCR, TITLE 8, OR THE APPLICABLE
LOCAL CODE, WHICHEVER IS MORE STRINGENT.
5.508.1.1.CHLOROFLUOROCARBONS ( CFCs):
INSTALL HVAC, REFRIGERATION AND FIRE SUPPRESSION EQUIPMENT THAT
DO NOT CONTAIN CFCs.
5.508.1.2.HALONS:
INSTALL HVAC, REFRIGERATION AND FIRE SUPPRESSION EQUIPMENT THAT
DO NOT CONTAIN HALONS.
ADIMINISTRATIVE REQUIREMENTS:
A.THE PERSON WITH OVERALL RESPONSIBILITY FOR CONSTRUCTION OR THE
PERSON RESPONSIBLE FOR THE INSTALLATION OF REGULATED FEATURES,
MATERIALS, COMPONENTS, OR MANUFACTURED DEVICES SHALL POST, OR
MAKE AVAILABLE WITH THE BUILDING PERMIT(S) ISSUED FOR THE BUILDING,
THE REQUIRED INSTALLATION CERTIFICATE(S) FOR FEATURES, MATERIALS,
COMPONENTS, OR MANUFACTURED DEVICES REGULATED BY THE
APPLIANCE EFFICIENCY REGULATIONS OR PART 6. SUCH INSTALLATION
CERTIFICATE(S) SHALL BE MADE AVAILABLE TO THE ENFORCEMENT
AGENCY FOR ALL APPROPRIATE INSPECTIONS. THESE CERTIFICATES SHALL:
A.1.IDENTIFY FEATURES, MATERIALS, COMPONENTS, OR
MANUFACTURED DEVICES REQUIRED TO VERIFY COMPLIANCE
WITH THE APPLIANCE EFFICIENCY REGULATIONS AND PART 6.
A.2.INCLUDE A STATEMENT INDICATING THAT THE FEATURES,
MATERIALS, COMPONENTS, OR MANUFACTURED DEVISE
CONFORM TO THE APPLIANCE EFFICIENCY REGULATIONS AND
PART 6 AND THE REQUIREMENTS FOR SUCH FEATURES,
MATERIALS, COMPONENTS, OR MANUFACTURED DEVICES
GIVEN IN THE PLANS AND SPECIFICATIONS APPROVED BY THE
LOCAL ENFORCEMENT AGENCY.
A.3.STATE THE NUMBER OF THE BUILDING PERMIT UNDER WHICH
THE CONSTRUCTION OR INSTALLATION WAS PERFORMED.
B.WITHIN 90 DAYS AFTER ISSUANCE OF CERTIFICATE OF OCCUPANCY
RECORD DRAWINGS SHALL BE PROVIDED TO THE OWNER. IF A BUILDING
DESIGN FEATURE, MATERIAL, COMPONENT OR MANUFACTURED DEVICE IS
CHANGED BEFORE FINAL CONSTRUCTION AND INSTALLATION, SUCH THAT
THE BUILDING MAY NO LONGER COMPLY WITH PART 6, THE BUILDING MUST
BE BROUGHT INTO COMPLIANCE, AND SO INDICATED ON AMENDED PLANS
AND CERTIFICATE OF COMPLIANCE(S) THAT SHALL BE SUBMITTED FOR
APPROVAL.
C.THE BUILDER SHALL PROVIDE THE BUILDING OWNER OR THE PERSON(S)
RESPONSIBLE FOR BUILDING MAINTENANCE (IN CASE OF MULTI-TENANT OR
CENTRALLY OPERATED BUILDINGS) AT OCCUPANCY THE FOLLOWING:
C.1.OPERATING INFORMATION: THE APPROPRIATE CERTIFICATE(S)
OF COMPLIANCE AND A LIST OF THE FEATURES, MATERIALS,
COMPONENTS, AND MECHANICAL DEVICES INSTALLED IN THE
BUILDING AND INSTRUCTIONS ON HOW TO OPERATE THEM
EFFICIENTLY.
C.2.MAINTENANCE INFORMATION: REQUIRED ROUTINE
MAINTENANCE ACTIONS SHALL BE CLEARLY STATED AND
INCORPORATED ON A READILY ACCESSIBLE LABEL. THE LABEL
MAY BE LIMITED TO IDENTIFYING THE OPERATION AND
MAINTENANCE MANUAL.
C.3.VENTILATION INFORMATION: A DESCRIPTION OF THE
QUANTITIES OF OUTDOOR AND RECIRCULATED AIR THAT THE
VENTILATION SYSTEMS ARE DESIGNED TO PROVIDE TO EACH
AREA.
MANDATORY MEASURES:
A.(IF APPLICABLE) MANUFACTURED FENESTRATION AND EXTERIOR DOORS
SHALL MEET ALL LISTED REQUIREMENTS IN SEC 10-111-(A) UNDER SECTION
110.6(A) OF PART 6. TEMPORARY LABELS FOR MANUFACTURED
FENESTRATION SHALL HAVE A CLEARLY VISIBLE TEMPORARY LABEL AND
SHALL COMPLY WITH LABELING REQUIREMENTS OF NFRC 700. NO OTHER
VALUES FOR U-FACTOR, SHGC, VT AND AIR LEAKAGE ARE ALLOWED ON THE
TEMPORARY LABEL ATTACHED TO THE MANUFACTURED FENESTRATION
PRODUCT OR EXTERIOR DOOR.
B.(IF APPLICABLE) RATED FENESTRATION SHALL HAVE A PERMANENT LABEL
CONSISTENT WITH THEIR RATING AND CERTIFICATION THAT IS EITHER A
STAND-ALONE LABEL, AN EXTENSION OR TAB OF AN EXISTING PERMANENT
CERTIFICATION LABEL BEING USED BY THE MANUFACTURER/RESPONSIBLE
PARTY, OR A SERIES OF MARKS OR ETCHINGS ON THE PRODUCT.
C.JOINTS, PENETRATIONS AND OTHER OPENINGS IN THE BUILDING ENVELOPE
THAT ARE POTENTIAL SOURCES OF AIR LEAKAGE SHALL BE CAULKED,
GASKETED, WEATHER STRIPPED, OR OTHERWISE SEALED TO LIMIT
INFILTRATION AND EXFILTRATION.
D.ALL INSULATING MATERIAL SHALL BE INSTALLED IN COMPLIANCE WITH THE
FLAME-SPREAD RATING AND SMOKE DENSITY REQUIREMENTS OF THE CBC.
E.NON-CENTRALIZED ENERGY MANAGEMENT SYSTEMS SHALL HAVE SETBACK
THERMOSTATS; CAPABLE TO PROGRAM TEMPERATURE SETPOINTS FOR AT
LEAST FOUR PERIODS WITHIN A 24-HR. PERIOD.
F.ALL RECIRCULATED AIR OR OUTDOOR AIR SUPPLIED TO OCCUPIABLE
SPACES IS FILTERED (MINIMUM MERV 13) BEFORE PASSING THROUGH ANY
AIR CONDITIONING COMPONENT; THE LESSER OF THE MINIMUM RATE OF
OUTDOOR AIR REQUIRED BY SEC. 120.1 (C), OR THREE COMPLETE AIR
CHANGES SHALL BE SUPPLIED TO THE ENTIRE BUILDING DURING THE
ONE-HOUR PERIOD IMMEDIATELY BEFORE THE BUILDING IS NORMALLY
OCCUPIED.
G.ALL MECHANICAL VENTILATION AND SPACE-CONDITIONING SYSTEMS SHALL
BE DESIGNED WITH DUCTWORK, DAMPERS, AND CONTROLS WHICH ALLOWS
OUTSIDE AIR RATES TO BE OPERATED AT THE LARGER OF (1) THE MINIMUM
LEVELS SPECIFIED IN SECTION 120.1(C)3 OR (2) THE RATE REQUIRED FOR
MAKE-UP OF EXHAUST SYSTEMS THAT ARE REQUIRED FOR AN EXEMPT OR
COVERED PROCESS, FOR CONTROL OF ODORS, OR FOR THE REMOVAL OF
CONTAMINANTS WITHIN THE SPACE. MEASURED OUTSIDE AIR RATES OF
CONSTANT AND VARIABLE VOLUME MECHANICAL VENTILATION SYSTEMS
SHALL BE WITHIN 10% OF OUTSIDE AIR RATE SHOWN ON TABLE 120.1-A.
H.THE THERMOSTATIC CONTROLS FOR HVAC SYSTEMS SHALL BE CAPABLE OF
BEING SET LOCALLY OR REMOTELY BY TO CONTROL COMFORT HEATING
DOWN TO 55 °F OR LOWER AND COOLING UP TO 85°F OR HIGHER. THE
THERMOSTATIC CONTROLS SHALL BE CAPABLE OF PROVIDING A DEAD
BAND RANGE OF AT LEAST 5 °F WITHIN WHICH HEATING AND COOLING
ENERGY TO THE ZONE IS SHUT OFF OR REDUCE TO A MINIMUM.
I.OUTDOOR AIR SUPPLY AND EXHAUST EQUIPMENT SHALL BE INSTALLED
WITH DAMPERS THAT AUTOMATICALLY CLOSE UPON FAN SHUTDOWN.
J.AIR DISTRIBUTION SYSTEM DUCTS AND PLENUMS, INCLUDING, BUT NOT
LIMITED TO, BUILDING CAVITIES, MECHANICAL CLOSETS, AIR-HANDLER
BOXES AND SUPPORT PLATFORMS USED AS DUCTS OR PLENUMS, SHALL BE
INSTALLED, SEALED AND INSULATED TO MEET THE REQUIREMENTS OF
CHAPTER 6 CMC CODE AND ANSI/SMACNA -006-2006 HVAC DUCT
CONSTRUCTION STANDARDS METAL AND FLEXIBLE. SUPPLY-AIR DUCTS
CONVEYING HEATED OR COOLED AIR SHALL BE INSULATED TO A MINIMUM
INSTALLED LEVEL OF R-4.2 (R-8 IN UNCONDITIONED SPACE), UNLESS DUCTS
ARE IN CONDITIONED SPACE.
K.MAXIMUM LENGTH OF FLEXIBLE DUCT AND CONNECTORS SHALL NOT BE
MORE THAN 5 FEET. FLEXIBLE DUCTS SHALL NOT BE USED IN LIEU OF RIGID
ELBOWS.
L.EACH SPACE-CONDITIONING SYSTEM SHALL BE INSTALLED WITH CONTROLS
(1) CAPABLE OF AUTOMATICALLY SHUTTING OFF THE SYSTEM DURING
PERIODS OF NON-USE AND SHALL HAVE (A) 4-HR TIMER OR; (B) OCCUPANCY
SENSORS OR; (C) AUTO TIME SWITCH CONTROLS AND ACCESSIBLE MANUAL
OVERRIDE FOR UP TO 4-HRS. (2) AUTOMATICALLY RESTART AND
TEMPORARILY OPERATE THE SYSTEM TO MAINTAIN SETBACK THERMOSTAT
SETPOINTS FOR MECHANICAL HEATING AND COOLING. (3) MULTIPURPOSE,
CLASSROOMS CONFERENCE, CONVENTION, AUDITORIUM AND MEETING
CENTER ROOMS OF CERTAIN SIZE WHICH DO NOT HAVE PROCESSES OR
OPERATIONS THAT GENERATE DUSTS, FUMES, VAPORS OR GASSES SHALL
BE EQUIPPED WITH OCCUPANT SENSOR(S) TO ACCOMPLISH THE
FOLLOWING DURING UNOCCUPIED PERIODS (A) AUTOMATICALLY SETUP THE
OPERATING COOLING TEMPERATURE SET POINT BY 2°F OR MORE AND
SETBACK THE OPERATING HEATING TEMPERATURE SET POINT BY 2˚F OR
MORE AND; (B) AUTOMATICALLY RESET THE MINIMUM REQUIRED
VENTILATION RATE WITH AN OCCUPANT SENSOR VENTILATION CONTROL
DEVICE ACCORDING TO SECTION 120.1(C)5. (4) HOTEL AND MOTEL GUEST
ROOMS SHALL HAVE CAPTIVE CARD KEY CONTROLS, OCCUPANCY SENSING
CONTROLS, OR AUTOMATIC CONTROLS SUCH THAT, NO LONGER THAN 30
MINUTES AFTER THE GUEST ROOM HAS BEEN VACATED, SETPOINTS ARE
SETUP AT LEAST +5°F (+3°C) IN COOLING MODE AND SET-DOWN AT LEAST
-5°F (-3°C) IN HEATING MODE.
M.ALL DUCTWORK AND PLENUMS WITH PRESSURE CLASS RATINGS SHALL BE
CONSTRUCTED TO SEAL CLASS A. JOINTS AND SEAMS OF DUCT SYSTEMS
AND THEIR COMPONENTS SHALL NOT BE SEALED WITH CLOTH-BACK
RUBBER ADHESIVE DUCT TAPES UNLESS SUCH TAPE IS USED IN
COMBINATION WITH MASTIC AND DRAWBANDS. EXCEPTION TO SECTION
120.4(B)1D: DUCTWORK LOCATED IN OCCUPIED SPACE AND EXPOSED TO
VIEW IS NOT REQUIRED TO MEET SEAL CLASS A.
CA TITLE 24 NOTES
LESS THAN 12 26/.022 .025
13-30 26/.022 .025
31-36 24/.023 .026
FOOTNOTES:
FOR GALVANIZED STEEL (SMACNA TABLE 1-4/E5)
MAXIMUM 1" W.G. STATIC POSITIVE AND NEGATIVE
DUCT GAUGE SELECTIONS
MINIMUM THICKNESS
ALUMINUM (INCHES)
MINIMUM THICKNESS
GALVANIZED IRON (U.S.
GAUGE/INCHES)
DUCT DIAMETER
(INCHES)
1. HEATING AND AIR CONDITIONING UNITS NOT EXCEEDING 2000 CFM OR ONE INCH
WATER GAUGE (WG) POSITIVE OR NEGATIVE PRESSURE. DUCT FITTINGS SHALL
BE CONSTRUCTED OF MATERIAL NOT LESS THAN THE GAUGE OF THE DUCT.
2. DUCTWORK AND FITTINGS LARGER THAN TWENTY INCHES SHALL BE
CONSTRUCTED TO THE GAUGING REQUIREMENTS OF ANSI SMACNA 006-2020
HVAC DUCT CONSTRUCTION STANDARDS.
CA TITLE 24 NOTES
MANDATORY MEASURES:
N. DUCT SYSTEMS SHALL COMPLY WITH SUBSECTION 1 OR 2 BELOW:
1.NEW DUCT SYSTEMS THAT MEET THE CRITERIA IN SUBSECTIONS A, B, C
AND D BELOW SHALL BE SEALED TO A LEAKAGE RATE NOT TO EXCEED 6
PERCENT OF THE NOMINAL AIR HANDLER AIRFLOW RATE AS CONFIRMED
THROUGH HERS FIELD VERIFICATION AND DIAGNOSTIC TESTING, IN
ACCORDANCE WITH REFERENCE NONRESIDENTIAL APPENDIX NA7.5.3;
N.1.THE DUCT SYSTEM DOES NOT SERVE A HEALTHCARE FACILITY; AND
N.2.THE DUCT SYSTEM PROVIDES CONDITIONED AIR TO AN OCCUPIABLE
SPACE FOR A CONSTANT VOLUME, SINGLE ZONE, SPACE-CONDITIONING
SYSTEM; AND
N.3.THE SPACE-CONDITIONING SYSTEM SERVES LESS THAN 5,000
SQUARE FEET OF CONDITIONED FLOOR AREA; AND
N.4.THE COMBINED SURFACE AREA OF THE DUCTS LOCATED OUTDOORS
OR IN UNCONDITIONED SPACE IS MORE THAN 25 PERCENT OF THE TOTAL
SURFACE AREA OF THE ENTIRE DUCT SYSTEM.
2.NEW DUCT SYSTEMS THAT ARE NOT SUBJECT TO TESTING UNDER
SECTION 120.4(G)1 SHALL INSTEAD MEET THE DUCT LEAKAGE TESTING
REQUIREMENTS OF CMC SECTION 603.9.2.
P. OCCUPANT SENSOR VENTILATION CONTROL DEVICES.
OCCUPANT SENSING OR VENTILATION CONTROLS ARE REQUIRED FOR
SPACE CONDITIONING ZONES THAT ARE BOTH PERMITTED TO HAVE THEIR
VENTILATION AIR REDUCED TO ZERO WHILE IN OCCUPIED STANDBY MODE
PER TABLE 120.1-A AND REQUIRED TO INSTALL OCCUPANT SENSORS TO
COMPLY WITH SECTION 130.1(C)5, 6, AND 7. OCCUPANT SENSOR
VENTILATION CONTROL DEVICES USED TO REDUCE THE RATE OF OUTDOOR
AIRFLOW WHEN OCCUPANTS ARE NOT PRESENT SHALL COMPLY WITH THE
FOLLOWING:
P.1.OCCUPANT SENSORS SHALL HAVE SUITABLE COVERAGE AND
PLACEMENT TO DETECT OCCUPANTS IN THE ENTIRE SPACE VENTILATED.
IN 20 MINUTES OR LESS AFTER NO OCCUPANCY IS DETECTED BY ANY
SENSORS COVERING THE ROOM, OCCUPANT SENSING CONTROLS SHALL
INDICATE A ROOM IS VACANT.
P.2.WHEN OCCUPANT SENSORS CONTROLLING LIGHTING ARE ALSO
USED FOR VENTILATION, THE VENTILATION SIGNAL SHALL BE
INDEPENDENT OF DAYLIGHTING, MANUAL LIGHTING OVERRIDES OR
MANUAL CONTROL OF LIGHTING.
P.3.WHEN A SINGLE ZONE DAMPER OR A SINGLE ZONE SYSTEM SERVES
MULTIPLE ROOMS, THERE SHALL BE AN OCCUPANT SENSOR IN EACH
ROOM AND THE ZONE SHALL NOT BE CONSIDERED VACANT UNTIL ALL
ROOMS IN THE ZONE ARE VACANT.
P.4.ONE HOUR PRIOR TO NORMAL SCHEDULED OCCUPANCY, THE
OCCUPANT SENSOR VENTILATION CONTROL SHALL ALLOW
PRE-OCCUPANCY PURGE AS DESCRIBED IN SECTION 120.1(D)2.
P.5.WHEN THE ZONE IS SCHEDULED TO BE OCCUPIED AND OCCUPANT
SENSING CONTROLS IN ALL ROOMS AND AREAS SERVED BY THE ZONE
INDICATE THE SPACES ARE UNOCCUPIED, THE ZONE SHALL BE PLACED IN
OCCUPIED STANDBY MODE.
P.6.IN 5 MINUTES OR LESS AFTER ENTERING OCCUPIED-STANDBY MODE,
MECHANICAL VENTILATION TO THE ZONE SHALL BE SHUT OFF UNTIL THE
SPACE BECOMES OCCUPIED OR UNTIL VENTILATION IS NEEDED TO
PROVIDE SPACE HEATING OR CONDITIONING. WHEN MECHANICAL
VENTILATION IS SHUT OFF TO THE ZONE, THE VENTILATION SYSTEM
SERVING THE ZONE SHALL REDUCE THE SYSTEM OUTSIDE AIR RATE BY
THE AMOUNT OF OUTSIDE AIR REQUIRED FOR THE ZONE.
P.7.WHERE THE SYSTEM PROVIDING SPACE CONDITIONING ALSO
PROVIDES VENTILATION TO THE ZONE, IN 5 MINUTES OR LESS AFTER
ENTERING OCCUPIED-STANDBY MODE, SPACE CONDITIONING ZONE
SETPOINTS SHALL BE RESET IN ACCORDANCE WITH SECTION 120.2(E)3.
SCOPE OF WORK
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MECHANICAL
NOTES
C.B.A.N.
LIBRARY
OFFICE 7
OFFICE 6OFFICE 12
OFFICE 40
OFFICE 41
OFFICE 42
OFFICE 48
MECHANICAL PLAN
WATER-COOLED SELF-CONTAINED AIR CONDITIONER
MARK MANUFACTURER MODEL TYPE TON CFM GPM PD (FT WG)
COOLING HEATING ELECTRICAL WEIGHT
(LBS)
DIMENSIONS
(WxDXH)
(INCHES)TOTAL
(BTUH)
SENSIBLE
(BTUH)EER EWT/LWT (°F)EAT (°F)LAT (°F)EWT (°F)LWT (°F)V/PH/HZ MCA MOCP
AC -1 CARRIER 50VQP240BAM6CDDM VERTICAL 20 8,000 56 11.2 246,400 192,510 15.11 86 / 96.8 80DB / 67WB 57.7 160 180 460 / 3 / 60 42.7 50 1310 80 X 33 X 68
AC -2 CARRIER 50VQP240BAM6CDDM VERTICAL 20 8,000 56 11.2 246,400 192,510 15.11 86 / 96.8 80DB / 67WB 57.7 68 105 460 / 3 / 60 42.7 50 1310 80 X 33 X 68
NOTES:
1 THERMOSTATS INSTALLED AT 48"AFF.
2 EXTEND CONDENSATE DRAIN DIRECTLY TO A LOCAL CODE APPROVED RECEPTOR.
3 INSTALL PER MANUFACTURER'S MANUAL.
4 PROVIDE WITH WATERSIDE ECONOMIZER.
5 THE AIR FILTERS FOR OUTSIDE AND RETURN AIR HAVE A MINIMUM EFFICIENCY REPORTING VALUE (MERV) OF 13
6 VERIFY COOLING AND HEATING EWT/LWT IN FIELD.
#
EQ
1
AC
2
AC
1 1
#KEYED PLAN NOTES:
1.RECONNECT ALL EXISTING DUCTWORK AND PIPING IN KIND. MATCH SIZE,
MATERIAL, INSULATION, ROUTING, AND REQUIRED SLOPES; PROVIDE
TRANSITIONS/FITTINGS AS NEEDED; CONTRACTOR TO VERIFY IN FIELD.
2.EXISTING 6" CONCRETE PAD AND STRUCTURAL FRAME BASE TO REMAIN.
ATTACH NEW UNIT TO THE EXISTING FRAME.
GENERAL NOTES:
1.IF DRAWINGS ARE INCORRECT FROM THE ACTUAL SITE CONDITION,
CONTRACTOR SHALL NOTIFY ENGINEER(S) AND PROVIDE INFORMATION
REFLECTING ACTUAL CONDITIONS.
2.ENVIRONMENTAL EXHAUST TERMINATION TO BE MINIMUM 3 FEET FROM A
PROPERTY LINE, 10 FEET FROM A FORCED AIR INLET, AND 3 FEET FROM
OPENINGS INTO THE BUILDING.
N.T.S.
SCALE:UNIT ATTACHMENT DETAIL 1
2 2
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1/4" = 1'-0"
MECHANICAL PLAN
C.B.A.N.
MECHANICAL TITLE 24 - 1
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MECHANICAL
TITLE 24 - 1
C.B.A.N.
600 W SANTA ANA BLVD, SANTA ANA, CA 92701
MECHANICAL TITLE 24 - 2
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MECHANICAL
TITLE 24 - 2
C.B.A.N.
9890 RESEARCH DR. SUITE 100
IRVINE, CA 92618
9890 RESEARCH DR. SUITE 100
IRVINE, CA 92618
M42652
2/13/2026
2/13/2026
ANDY NHAN
ANDY NHAN
600 W SANTA ANA BLVD, SANTA ANA, CA 92701