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# OAR Box 1147 Prepped by Ollie Stewart



### Document

Number: 

# 232 ) IV-E-106 Docket Number: 

# A-87-1 1

Printed 4/22/2008 2:42:59 PM

Sheet 232 of 242.tfto sr.,, . P. 2

UNITE D STATE S ENVIRONMENTA L PROTECTIO N AGENC Y AN N ARBOR . MICHIGA N 4810 5



## i-ip: OFFIC E O F AI R AN D RADIATIO N
MEMORANDU M SUBJECT :
FROM :
THRU : TO : Meetin g wit hAAM ARegardin g Onboar d Refuelin g

Tes t Procedure s - I V Michae l J . Samulski , Mechanica l Engin e Engin e an d Vehicl e Regulation s Branc h Joann e I . Goldhand , Ch i Engin e an d Vehicl e Regu l Publi c Docke t A-87-1 1 ranc h

O n Jul y20 , 199 3 member s o f th e Environmenta l Protectio n Agenc y(EPA ) staf f me t wit h representative s o f th e America n Automobil e Manufacturer s Associatio n (AAMA ) t o discus s potentia l change s t o th e refuelin g emissio n tes t procedure s a s lai d ou t i n EPA' s recentl ypublishe d Federa l Registe r notic e o n thi s issu e (Ma y 27 , 1993 , 5 8 F R 30731) . Th e meetin g whic hwa s hel d a t th e EP Ala b i n An n Arbo r wa s i n follow-u p t o th e meetin g o f Jul y15 , 199 3 o n th e sam e topic . A n attendee s lis t i s attached . Acop yo f th e materia l presente d b yAAM Aa t th e meetin g i s als o attached . Discussion s focuse d o n question s fro mth e previou s meetin g o n potentia l change s i n th e tes t procedur e a s the yrelat e t o th e effect s o n caniste r siz e an d th e fillnec k sea l approac h used . Attachment sP. 3

ATTENDEE S EPA\AAM AMEETIN G Jul y20 , 199 3
NAM E Charle s Gra y Che t Franc e Joann e Goldhan d Mik e Samulsk i Sa mLeonar d Ji mPase k Gordo n Allardyc e Mik e Schwar z Richar d Klimis h AFFILIATIO N EP A EP A EP A EP A G M G M Chrysle r For d AAM AP. 4

ORV RVapo r

Generatio n Compariso nof

Mechanical an dLiqui dSeal s Over th e July 16-1 8 Weekend , For dconducte drefueling vapo r generatio ntest s usin g th e parameter s liste dbelo w o naCrow nVi c an dContinental liqui dan dmechanical sea l fue l systems . Th e vapo r

generatio nfor

thes e system s ar e a s follows :
Condition s Of

Test : Fue l RV P- 9. 0 ps i Dispensin g Fue l Temperatur e - 67 ° F Residual Fue l Temperatur e - 8 0 ° F Number o f tes t run s - 1 Results : Vapo r Generatio n(g/gal ) Vehicl e Continenta l CrownVi c M S

3.4 8 2.7 9 L S 4.25 3.8 5 L S Penalty 22 % 38 % Note : Th e EP Apredicte dvalu e fo r th e uncontrolle dconditio nis : 3.1 5 g/gal
. Thi s woul d b e comparabl e t o amechanical seal configuration
. Recall , fo r refuelin g caniste r

capacit y t o b e n o greate r

thanrequire dfo

r enhance d evaporativ e emissions , th e vapo r generatio nwoul dhav e t o b e approximatel y 4. 0 g/gal
.P. 5 

## /!/-£- / Of MEMORANDU

M TO : On-boar d Administrativ e Recor d (CA ADocke t 87-11 ) FROM : Steve n Silverman , OG C RE : Te l Co n wit hHowar d Fox , Sierr a Club Lega l Defens e Club O n Jul y9 , I ha d a phon e cal l fromHowar d Fox , representin g NRDC , regardin g th e on-boar d rulemaking . H e aske d genera l question s regardin g th e potentia l scop e o f a fina l rule , th e abilit yo f th e Agenc yt o complet e a rul e coverin g bot h sectio n 20 2 (a ) (6 ) and non-20 2 (a ) (6 ) vehicle s b yJanuar y22 , 1994 , whethe r an

yne winformatio n regardin g safet yha d bee n brough t forward , an d wha t th e potentia l impac t o n th e Californi a waive r migh t be . NRD C ha s no t reache d an yconclusion s o n thes e issues , intend s t o submi t comment s i n respons e t o th e reopenin g notice , an

d maytestif ya t th e publi c hearing .