Plans OENERAL NOTES r
OFFICE COPY , to � � I
1. MECHANICAL WORK COMPLIES WITH THE 2021 OREGON ENERGY EFFICIENCY SPECIALTY CODE, 2019 OFFICE COPY 4. I1D'�i ' .y=
OREGON STRUCTURAL SPECIALTY CODE AND THE 2019 OREGON MECHANICAL SPECIALTY CODE INCLUDING 110
APPENDIX C-FUEL GAS. �:_,� NED ' �r, i
2. COOLING AND HEATING EQUIPMENT MEET THE EFFICIENCY REQUIREMENTS IN TABLES 6.8.1-1 THROUGH
6.8.1-20. 4w 2; . l k
HUNTER-DAVISSON
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HVAC CONSTRUCTION 6.4.4 I , ,
INSULATION(6.4.4.1) p A` 3 �y®
• t7 ISIOI ia. HVAC•REFRIGERATION •CONTROLS
3. INSULATE SUPPLY AND RETURN DUCTS AND PLENUMS. INSULATE HEATING AND/OR COOLING DUCTS t t
ACCORDING TO INSULATION TABLE ON THIS SHEET. INSULATION FOR RUNOUTS TO TERMINALS OR '�C�,.�■, )er'd ENGINEERING•INSTALLATION
OUTLETS THAT ARE NOT LONGER THAN 10'IN LENGTH CAN BE REDUCED TO R-3.5. AIR OUTLETS THAT ARE 1Y1 SERVICE•MAINTENANCE
NOT LARGER THAN 5 SQUARE FEET IN AREA WITH BACKS IN UNCONDITIONED SPACES OR IN RETURN AIR M;„; EXPIRES: t �r2
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PLENUMS DO NOT NEED TO BE INSULATED. ,e:r ,. / P
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VENTILATION DESIGN(6.5.3.7) ra „ ,1 Oa • ."j .4,
4. LIMIT DESIGN MINIMUM OUTDOOR AIR FLOW TO A MAXIMUM OF 135%OF THE CODE-REQUIRED MINIMUM . X . r LO a:" I-
OUTDOOR AIR FLOW RATE. 0 fi,
v 1 SHEET INDEX in
STANDARD HD NOTES '� A ' SHEET SHEET REV REV LLI
5. SUPPLY&RETURN AIR DUCTWORK TO BE LINED WITH 1"-1-1/2#SA INSULATION FOR AT LEAST 10'FROM AIR # NAME # DATE
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HANDLING EQUIPMENT,UNLESS NOTED OTHERWISE(INDOOR VS.OUTDOOR). C `�� 0 M000 MECHANICAL COVER PAGE
6. ALL MATERIALS&PRODUCTS WILL BE NEW UNLESS OTHERWISE DIRECTED BY THE OWNER.ALL EXISTING :� ...�...,
DUCTWORK,GRILLES&DIFFUSERS TO REMAIN,UNLESS OTHERWISE DIRECTED BY THE OWNER. M001 SCHEDULES&MECHANICAL DETAILS
7. ROOF CURBS TO BE FURNISHED AND SPOTTED BY HUNTER-DAVISSON. '14 ...., M103 ROOF PLAN
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SUBMITTALS(6.7) L�
8. PROVIDE RECORD DRAWINGS TO THE BUILDING OWNER INCLUDING LOCATION AND PERFORMANCE DATA U SCOPE OF WORK:
OF EACH PIECE OF EQUIPMENT,GENERAL CONFIGURATION OF DUCT AND PIPE DISTRIBUTION SYSTEMS i� C
INCLUDING SIZES,AND TERMINAL WATER AND AIR FLOW DESIGN FLOW RATES. r, r )t
9. PROVIDE OPERATING AND MAINTENANCE MANUALS TO BUILDING OWNER WITHIN 90 DAYS OF SYSTEM (: . 1. RECOVER REFRIGERANT FROM EXISTING RTU-5 FOR RECLAMATION PER EPA
ACCEPTANCE. INCLUDE EQUIPMENT SUBMITTALS,0&M MANUALS,SERVICE AGENCY CONTACT = <'" F REQUIREMENTSIrn
INFORMATION,CONTROLS SYSTEM DOCUMENTATION,AND COMPLETE NARRATIVE OF HOW EACH SYSTEM IS
INTENDED TO OPERATE INCLUDING SUGGESTED SET POINTS. 2. DISCONNECT AND CRANE AWAY EXISTING RTU-5 TO BE RECYCLED
3. INSPECT AND PREP EXISTING ROOF CURB AS NECESSARY INSTALLING CARRIER Ce
SEISMIC TIE DOWN CLIPS
4. FURNISH CURB ADAPTER AND CRANE TO BE MOUNTED ON EXISTING ROOF CURB
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DESIGN CONDITIONS - PORTLAND, OREGON 5. FURNISH NEW 3 TON CARRIER GAS PACK UNIT AND CRANE UP TO MOUNT ON /r
SPACE WINTER SUMMER ABOVE ROOF CURB \�
TEMPERATURE HUMIDITY TEMPERATURE HUMIDITY 6. FURNISH NEW CARRIER FRESH AIR HOOD AND MOUNT ON NEW GAS PACK Um 0
INDOOR 70°F±2°F DB NOT CONTROLLED 75°F±2°F DB NOT CONTROLLED 7. MAKE UP BLACK IRON GAS PIPING TO NEW UNIT WITH NEW GAS PRESSURE J F'
OUTDOOR 25.0°F DB N/A 91.2°F DB/67.5°F MCWB 28.0%RH REGULATOR AND LEAK TEST
NOTES: •
1. OUTDOOR CONDITIONS BASED ON ASHRAE FUNDAMENTALS 2017,99.6%&0.4%DATE 8. FURNISH AND INSTALL PVC CONDENSATE DRAINS PIPING ONTO ROOFTOP 8770 SW SCOFFINS
9. MAKE UP LOW VOLTAGE IN NEW GAS PACK UNIT TIGARD, OR
REVISIONS
MINIMUM INSULATION R-VALUE FOR HVAC DUCT SYSTEMS (OREGON) VICINITY MAP: --
E DUCT TYPE VALIDITY OF PERMIT
k DUCT LOCATION OUTSIDE RETURN SUPPLY
L AIR AIR AIR THE ISSUANCE OF A PERMIT �� A�� Q
P�
BASED ON CONSTRUCTION Po
EXTERIOR OF BUILDING - 8.0 8.0 S
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°c VENTED SPACES(*1) 8.0 8.0
DOCUMENTS AND OTHER O �S \--
v RETURN AIR PLENUMS 8.0 - 1.9 DATA SHALL NOT PREVENT ) co,4�
UNCONDITIONED SPACE&BURIED DUCT(*2) 1.9 6.0 6.0 2THE CODE OFFICIAL FROM ij,SS' DATE 01/04/2023
o FULLY CONDITIONED SPACES 8.0 - - REQUIRING THE CORRECTION =, )' DRAWN BY JV
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OF ERRORS. OSSC 105.4
CHECKED BY TW
NOTES: S,�
c THIS TABLE IS IN ACCORDANCE WITH 6.4.4.1.2 ASHRAE STANDARD 90.1-2016-TABLE 6.8.2-CLIMATE ZONE 4C. CA 00 O AR •F WOR MECHANICAL
N (*1)INCLUDES UNCONDITIONED SPACES(ATTICS,CRAWL SPACES,VENTED MECHANICAL ROOMS)OUTSIDE THE BUILDING ENVELOPE. �.�n O 4' COVER SHEET
N F ,.1 roc- - �'r 3 `` O
d (*2)INCLUDES UNCONDITIONED,UNVENTED SPACES SUCH AS UNVENTED MECH.ROOMS OR SHAFTS IN THE BUILDING ENVELOPE. '1 f �ci „Q g.
(*3)FLEXIBLE DUCT RUNOUTS LESS THAN 10'NEED NOT EXCEED R-3.5. Date:
3 �! M 000
R-1.9:REFLECTIX BUBBLE WRAP INSULATION RATED FOR R-4.2/DUCT LINER USE OWENS CORNING QUIET-R 1"RATED FOR R-4.2 bck .. "- �2�7�/��I�Q�� s2
o R-6.0:DUCT WRAP USE OWENS CORNING SOFT-R FRK 2.2"RATED FOR R-6.0/DUCT LINER USE OWENS CORNING QUIET-R 1.5"RATED FOR R-6.3 initial : �y/ V \w iS
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ar R-8.0:DUCT WRAP USE OWENS CORNING SOFT-R FRK 3"RATED FOR R-8.3/DUCT LINER USE OWENS CORNING QUIET-R 2"RATED FOR R-8.0 PERMIT DRAWING
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REVISIONS
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`o AREA NOMINAL SENSIBLE HEATING EFFICIENCY AIRFLOW ESP ELECTRICAL OPER. DRAWN BY JV
m SYMBOL QTY. EXST. NEW MANF. MODEL SERVED DISCHARGE CAPACITY CAPACITY INPUT CLG. HTG. SUPPLY FAN SPEED OSA VOLTS/ MCA MOCP BHP HP REFER. WEIGHT NOTES
TYPE CHECKED BY TW
8 (TONS) (MBH) "MBH) _(SEER) (AFUE) (CFM) SETTING (CFM) (IN.WG) PHASE (AMPS) "AMPS) (LBS.)
RTU-5 1 ✓ YORK D1NA036N03606 NW DOWNBLAST 3.0 36.0 45 _ 10 80.0 1,111 N/A N/A 0.36 208/230-1 26.2 35 N/A 3/4 R22 395 SCHEDULES &
c RTU-5 1 / PAYNE PY4GNAE36060 NW DOWNBLAST 3.0 34.8 60 14 81.0 _ 1,150 _MEDIUM-RED 175 0.20 208/230-1 27.8 40 0.34 3/4 R410A 390 1-4
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NOTES: DETAILS
1.PROVIDE WITH COI CUSTOM ADAPTER
H 2.PROVIDE WITH MANUAL OSA DAMPER MOOI
y 3.PROVIDE WITH SEISMIC SPRING CURB
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