Plans (24) M EC2016 - 00436
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TYP I HOOD SYSTEM •
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HOOD • II
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1. THIS SYSTEM SHALL CONFIRM TO CURRENT NFPA#96 AND -. ....
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, , - 2014 OREGON MECHANICAL SPECIALTY CODE.COMMERCIAL
KITCHEN HOOD SYSTEMS OMSC 506 507 AND 508 EXCEPTIONS -- :4 A-11;1119-- --------7--:::;f:- .-4X/1(4-__- . __ -..vr- g ---- -.. 1.
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FACTORY BUILT COMMERCIAL EXHAUST HOODS TESTED IN ____
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IN ACCORDANCE WITH OMSC 304.1 , . .
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1 I 1 2. EXTERNAL HOOD JOINTS SEAMS AND PENETRATIONS TO BE , , • '
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L 1. LIQUID TIGHT WELD.HOOD CONSTRUCTED OF 18 GA. STEEL OR
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, • 20 GA.STAINLESS STEEL MIN. r -
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----_-_-:._______. VI .-- 4 • . . _ ' _ 12 ' 1 3. UL LISTED GREASE FILTERS DESIGNED FOR SPECIFIC PURPOSE , __} i ' _ ,L.1,1 t`l ---_i
tr READILY REMOVABLE. FILTERS TO BE INSTALLED AT AN ANGLE i
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NOT LESS THEN 45 DEGREES WITH DRIP TRAY AT LOWER EDGE. . i 1 !W 7 .-,„::,,_ ! .„.... „it iti
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- . 4. CANOPY TYP I HOODS SHALL OVER HANG COOKING EQUIPMENT ,.....1 i _ „ ._
A MIN. OF 6" AT EACH SIDE AND 12" AT FRONT OF COOK SURFACE - 1 I. i
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. • _ _•__ _ __ ____ _ 5. HOOD SHALL HAVE A MINIMUM OF 18"CLEARANCE FROM ' II ' '1 Z-
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COMBUSTIBLES CLEARANCE MAY BE REDUCED TO 3"PROVIDED ., . , t.....,..1 _
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1 MATERIAL IS PROTECTED WITH MATERIAL SPECIFIED FOR 1 HOUR , , ,,,. , , ._ _ ,
FIRE RESISTIVE CONSTRUCTION.HOODS LESS THAN 12"FROM 1 -7-
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-.. CEILING OR WALL MUST BE FLASHED SOLIDLY.
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6. TYP I HOODS SHALL BE SECURED IN PLACE BY NON COMBUSTIBLE --"Lr 7 ;Zr. la K - -
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mg,, -I -11 -- ,- SUPPORTS. FOR APPLIED LOAD OF HOOD,UNSUPPORTED DUCT, mee.t.weempera........
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1 ( 1- 1 I =ilikk, WORK AND POSSIBLE PERSONNEL WORKING IN OR ON HOOD. 1 -
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\ I .1--.-1 ' ' ______.. 7. PERFORMANCE TEST SHALL BE CONDUCTED UPON COMPLETION.
VERIFY RATE OF EXHAUST AIRFLOW PER OMSC 507.13 ' ' ' - ' • •
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• EXHAUST DUCT __ ________
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___,LI ' - ________ 1. SHALL BE CONsTRUCTED OF 16 GA.GALV. STEEL OR 18 GA.
STAINLESS STEEL AND EXTERNALLY WELDED LIQUID TIGHT I EXHAUST FAN
1 1. FAN SHALL BE LISTED AND LABELED PER UL 762 UP DISCHARGED _ . .
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-;-, 1- -4 - , PER. GMSC 506 !I RATED FOR GREASE LADEN AIR.
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2. DUCT CLEARANCE TO BE NOT LESS THEN 18"FROM COMBUSTIBLE 2. AIR DISCHARGE TO BE MINIMUM OR 40" ABOVE ROOF SURFACE \---- OF: -1
. CONSTRUCTION OR 3" FROM GYPSUM WALLBOARD ATTACHED ,;:l CITY OF TIG
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--NI - WEATHERPROOF TO NONCOMBUSTIBLE STRUCTURE, ,i 3. FAN SHALL BE HINGE MOUNTED WITH FLEXIBLE ELECTRICAL •
1! CABLE, FOR CLEANING ACCESS. REVIEWED FOR CODE COMPLIANCE
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3. DUCT SHALL SLOPE NOT LESS THEN *" VERTICAL IN 12" I APProved: i 1--) 1
HORIZONTAL TOWARD HOOD.
4'; 4. OUTLET POINT OF FAN SHALL TERMINATE MINIMUM OF•10' OTC: , ' i 11 C-Ic--, -.1-.__c_.1/4 5il I
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FROM ANY INLET OR AIR INTAKE, BUILDING OR PROPERTY LINESpenith#i 1,44.E . 23( _,-•
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4. ONLY ONE DUCT TAKE-OFF PER 12' OF HOOD,EXCEPT FOR
AND NOT LESS THAN 10' ABOVE GRADE.MINIMUM HORIZONTALAddreset. t 0( ix.si... 1,.... .- ,__(.._ _
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• 1 I . UL LISTED FACTORY BUILT HOOD SYSTEMS. ' ,t
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,i DISTANCE BETWEEN FAN DISCHARGE AND PARAPET WALL SHALLs r
r... , BE 2' FEET.PROVIDING PARAPET IS NOT HIGHER THAN ute#: - -
6-i -c . \,\/P% _ __ ___-_ ‘) , -: 5. EXHAUST DUCT SHALL EXTEND A MINIMUM OF 18"ABOVE i
:I DISCHARGE. By: ; Date: 6 (5-\
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,. !I 5. EXHAUST FAN TO BE ELECTRICALLY INTERLOCKED WITH MAKE- I
ii AUCPTIAIVRAXTYHPAIUHSOTOD SEVSEHRACLOLOAKUITNMGATICALLy 1
I 6. AIR VELOCITY WITHIN DUCT SYSTEM TO BE NOT LESS THAN 1
500 FEET PER MIN ,!
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FAN• SYWSTEHEMN OFFICE COPY
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• OPERATIONS OCCUR. ACTIVATION OF EXHAUST FAN SHALL
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_I, _ 7. DUCT TO EXHAUST FAN CONNECTIONS SHALL BE FLANGED AND ;
GASKETED AT THE BASE OF THE FAN FOR VERTICAL DISCHARGED :`' OCCUR THROUGH AN INTERLOCK WITH COOKING APPLIANCE BY --- -
MEANSOF HEAT SENSORS OR BY APPROVED METHODS. • . I
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, t if int • ' .11 . FANS,FLANGED,GASKETED AND BOLTED FOR SIDE-INLET
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1 .1 UTILITY AND IN-LINE FANS.GASKET AND SEALING MATERIALS . . ,
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SHALL BE RATED FOR CONTINUOUS DUTY AT A TEMPERATURE
' OF NOT LESS THAN 1500 DEGREES. , I
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i 8. GREASE-DUCT BRACING AND SUPPORTS SHALL BE OF NON - E. 11r711,11 4- 'qft
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,r I. , COMBUSTIBLE MATERIALS SECURELY ATTACHED TH STRUCTURE ! . . . ____ _ . .
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. _ .. _.... DESIGNED TO CARRY GRAVITY AND SEISMIC LOADS. FASTNERS •• 7r1.- ...
SHALL NOT PENETRATE DUCT WALLS. - 0449•6 1r
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• 9. PRIOR TO CONCEALMENT OR USE A LEAKAGE TEST SHALL BE ________ . , \‘ 1 ,
PERFORMED. A LIGHT TEST OR APPROVED PRESSURE TEST . \ -1, 1 , )
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FIRE SUPPRESSION SYSTEM _ _ • . --------- ... .
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1. AUTOMATIC FIRE SUPPRESSION SHALL BE LISTED AND LABELED - - . • , - i)1/4. _
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FOR SPECIFIC USE AS PROTECTION FOR COMMERCIAL COOKING DUCT ENCLOSURE ''r$ q9 1,-- +---r
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EQUIPMENT. 1. SHALL BE SEALED AROUND DUCT AT POINT OF PENETRATION
MAKE-UP‘AIR SYSTEM ''/-6- ', ...
AND VENTED TO OUTSIDE WITH WEATHER PROTECTED OPENING: •-s.
2. MANUAL ACTUATION DEVICE SHALL BE LOCATED AT MEANS OF CLEARANCE OF DUCT TO INTERNAL SURFACE OF SHAFT TO 1. MAKE-UP AIR SYSTEM SHALL BE APPROXIMATELY EQUAL TO , ..r...›. \ 4
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EGRESS MINIMUM OF 10' MAX. 20' FROM EXHAUST SYSTEM AT COMBUSTIBLE CONSTRUCTION TO BE NOT LESS THEN 18" OR 6" AMOUNT OF EXHAUSTED AIR.SHALL BE PROVIDED BY GRAVITY -.cg
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•54"to 60" HIGH OF NONCOMBUSTIBLE CONSTRUCTION OR GYPSUM WALLBOARD OR MECHANICAL MEANS. SYSTEM TO BE ELECTRICALLY , . .
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ATTACHED TO NONCOMBUSTIBLE STRUCTURES. INTERLOCKED WITH EXHAUST FAN. • /
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3. ACTUATION OF SYSTEM WILL AUTOMATICALLY SHUT DOWN , \ • •
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FUEL OR ELECTRICAL POWER TO COOKING APPLIANCES. 2. SHAFT MAY BE OMITTED WHEN A DUCT 15 PROTECTED WITH 2. MAKE-UP AIR NOTTO DECREASE COMFORT CONDITIONS OF \
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EXHAUST FAN SHALL REMAIN ON. MAKE-UP AIR TO SHUT OFF A THROUGH PENETRATION FIRE STOP SYSTEM CLASSIFIED IN OCCUPIED SPACE.TEMPERATURE DIFFERENTIAL BETWEEN 'I '',
ACCORDANCE WITH ASTME 814 AND HAVING AN F&T RATING MAKE-UP AIR IN THE CONDITIONED SPACE SHALL NOT EXCEED ' , Job4. A SYSTEM TRIP TEST TO BE SCHEDULED WITH LOCAL FIRE EQUAL TO FIRE RESISTANCE RATING OF ASSEMBLY BEING 10 DEGREES FAHRENHEIT. 14..:
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MARSHAL BEFOR FINAL APPROVAL. PER UL 300 PENETRATED. WHERE THE DUCT SURFACE IS CONTINUOUSLY • Sheet
COVERED ON ALL SIDES FROM POINT DUCT PENETRATES CEILING
3. AIR BALANCE OF SYSTEM TO BE TESTED BEFORE FINAL - -.../
5. SYSTEM TO BE PROVIDED UNDER SEPARATE PERMIT. SPEC. WALL TO OUTLET TERMINAL. i.e. FIRE MASTER DUCT WRAP. • APPROVAL. TEST SHALL VERIFY RATE OF EXHAUST AIRFLOW \
AND DRAWINGS PROVIDED BY SUPPRESSION CONTRACTOR. INSTALLED PER PRODUCT SPECIFICATIONS. . • AND AIR REQUIRED.
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10 X 24 PRINTED ON NO.180011 CLEARPRINT• •