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# OAR Box 1147 Prepped by Ollie Stewart



### Document

Number: 

# 202 ) IV-E-7 6 Docket Number: 

# A-87-1 1

Printed 4/22/2008 2:42:58 PM

Sheet 202 of 2424**"*% 

### "UL- E- 7 £ UNITE D STATE S ENVIRONMENTA LPROTECTIO N AGENC Y AN N ARBOR . MICHIGA N 4810 5 OFFIC E O F AI R AN D RADIATIO N 

### OC T

### 2 4 1988 MEMORANDU

M SUBJECT : FROM : TO : Meeting Wit hFor d on Evaporative Emission s Modeling Joh n Anderson , Senio r Projec t Manage r Standard s Developmen t an d Suppor t Branc h Docket s A-87-1 1 an

d A-85-2 1 On Octobe r 6 , 1988 , Ric k Rykowski , Dave Bartu s an d I me t wit hWal t Kreuche r an d Georg e Lavoi e o f Ford t o obtai n mor e informatio n on Ford' s modeling o f fue l tan k vapo r generation . Th e attache d material s wer e used b yFor d in explaining it s approach . The meeting included genera l discussio n o f bot hth e For d an d EP Aevaporativ e models . W e als o discusse d som e question s abou t th e Tauru s fue l tan k configuratio n used b yFor d in it s onboard system . The refuelin

g vapo r contro l valve wa s located in th e sam e locatio n a s the origina l ven t valve (nea r fron t o f tank ) an d mos t o f th

e floo r pan above th e tan k wa s removed t o provid e acces s t o th e to p o f the tank . Whe n questione d abou t possibl e liqui d expulsio n fro

mpressur e build-u p i f th

e vehicl e wer e parke d wit hthe valve in a downward til t (vehicl e nos e down) , For d indicate d tha t i t v/oul d tak e a ver

yhig hangl e t o submerg e th e valve eve n wit ha ful l tank , an d tha t sucha conditio n woul d uncover , th

e fil l pip e a t th e sam e time . On e tan

k ven t i s considere d sufficien t b yFord . Attachmen t 6456 W ccv.c.t f

.- » \rs( 0 1 ' ^

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