p. 1 

# OAR Box 1147 Prepped by Ollie Stewart



## Document

Number: 

# 203 ) IV-E-7 7 Docket Number: 

# A-87-1 1

Printed 4/22/20082:42:58PM

Sheet 203 of 242P. 2 

# ussy %**< / 

# jK-s-7 7

UNITE D STATE S ENVIRONMENTA L PROTECTIO N AGENC Y A N N ARBOR . MICHIGA N 4810 5 OFFIC E O F AI R AN D RADIATIO N 

# OC T 2 5 !98 8 MEMORANDU

M SUBJECT : Briefing t o For d on EP

Awork on a Ford Tauru s Fue l Tan k FROM : TO : Joh

n F . Anderson , Senio r Projec t Manage r Standard s Developmen t an d Suppor t Branc h Docke t A-87-1 1 

# />u _
On Octobe r 21 , 198 8 a meeting wa s hel d t o brie f representative s o f For d on recen t wor k w e hav e don e t o evaluat e difficultie s Ford wa s havin g in applying th

e simplifie d onboard refueling contro l concep t t o it s vehicles . Our work foun d the same systema s used on th e G M fue l tan

k t o b e applicabl e t o th

e Ford Tauru s tank . Copie s o f th e briefing materia l an d attendanc e lis t ar e attached . Attachment s 0774 w

• c ',-'cS ''Azfy.Zy-'""' r.*MW

- 7 \OP'r-P. 3



### Charle s L . Gray , Jr . EP A313/668-440 4 Cheste r J . Franc e EP A313/668-433 8 Joh n F . Anderso n EP A313/668-449 6 Joh n Polase k EP A313/668-422 3 Ric k Rykowsk i EP A313/668-433 9 Le e Jone s EP A313/668-435 6 Car l Fulle r EP A313/668-441 8 Kell yBrow

n For d 313/322-003 3 E . Ellswort h For d 313/337-856 9 To mRolewic z For d 313/845-807 6 390-236 1 Wal t Kreuche r For d 313/845-824 7P. 4



# Applicatio nO f Simplifie dRefuelin g Control s T oA For dTauru s Fue l Tank Briefin gt oFor d Octobe r 21 , 198 8P. 5 

# Initia l TankConfiguratio n For dProductio nFue l Tank(1 6 gal ) Carbo nCaniste r2.5 L Fue l Fille rPip e Rollover/Vapo rVen t Valv e wit hLarg e Diamete r (0,350" ) Orific e t oAllow

Passag e o f RefuelingVapo r 5/ 8 I.D . Vapo r Ven t Lin e Remove dExistin gExterna l Ven t Lin eP. 6



# Result s o f Initia l Configuratio nTestin g Wit hBlu e Rollover/Vapo rValv e Fille dat 1 0 gp

m Satisfactory liqui dsea l Spitbac kat endo f fil l Dispense d20. 8 gal s Wit hWhit e Rollover/Vapo rValv e Fille dat 1 0 gp

m Satisfactory liqui dsea l Spitbac kat endo f fil l Dispense d16. 5 gal sP. 7



# Modification s t oInitia l Configuratio n Spitbac kValv e Adde d Spitbac kproblem

eliminate d Nea rzer oemission s at 1 0 gp

m However , Testinga t Low

Flow Rate s Indicate dInadequat e Liqui dSea lP. 8 

# Furthe rModification s Severa l Fil l Pip e Restrictor s Wer e Evaluate d G M 1.05 0 di arestricto rwit hatub e Restrictor s wit htube s Di arangingfro

m 1.050 " t o.800 " Variou s inle t fac e shape s Hardwar e display Restrictor s withou t tube s Di arangingfro

m 1.000 " t o.800 " Variou s inle t fac e shape s Hardwar e display Possibl e t oge t aliqui dsea l a t lo w flo w rate s wit h severa l differenc e restrictor s Smalle rrestrictor s tende dt ocaus e prematur e shutof f a t hig hdispensingrate s

.P. 9



# Summary - Liqui dSeal s a t Low

Flow Rate s Functio no f Restricto r Diamete randShap e Smalle rDiameter s Giv e Bette r Seal s Functio no f Bac kPressur e Severa l Restrictor s Showe dExcellen t Liqui dSealing Larges t Restricto r Selecte dt oMaximiz e Performanc e a t Hig hFlow Rate sP.1 0 

# Othe rChange s Evaluate d Rollover/ven t Valv e Locatio n Obtai nappropriat e fil l heigh t On e locatio nha dsplas hinterferenc e Caniste rBac kPressur e

- N 

# Acceptabl e performanc e ove rwid e rang e o f caniste r bac kpressur e (0.5-3 " H2 0 a t 1 0 gp m dispensin grate )P.1 1 

# Fina l Configuratio nfor Testing 0 

# For dProductio nFue l Tank (1 6 gal-capacity ) 0 

# Fue l Fille rPip e 0 

# Restricto r (1.050 " di arestricto r a s use donG M tank ) 0 

# Rollover/Vapo rVen t Valv e wit hLarg e Diamete r (.350" ) Orific e t oAllow

Passag e o f RefuelingVapor s 0 

# 5/8 " I.D . Vapo r Ven t Lin e 0 

# Anti-Spitbac kChec kValv e 0 

# 2.5 Lor4.0 LCaniste rTes t No .
1 2 3 80- 1 80- 2 8 1 8 2
8 3 8 4 8 5 8 6
IkrT (Vm f iaruratio n Valv e Colo r an d Locatio n Restricto r Blu e stoc k non e Whit e stoc k non e Whit e stoc k non e Blu e Cente r (C ) non e Whit e Cente r (C ) non e Blu e Cente r (C ) 1.05 0 GM

rest . & tube Whit e Cente r (C ) 1.05 0 GM

rest . & tube Whit e Cente r (C ) 1.05 0 G M rest . & tube Whit e Cente r (C ) 1.05 0 GM

rest . & tube Whit e Fron t (B ) 1.05 0 G M rest . & tube Whit e Fron t (B ) 1-05 0 GM

rest . & tube linealibrate

d data . Us e fo r e s Spitbac k Valv e N o N o N o Ye s Ye s
Ye s
Ye s

Ye s
Ye s
Ye s Ye s timatin g Caniste r 2.5 L inside 2.5 L insid e 4.0 L insid e 4.0 L inside 2.5 L insid e 2.5 L insid e 2.5 L inside 2.5 L outsid e 4.0 L outsid e 4.0 L outsid e 2.5 L outsid e only . GP M

1 0 1 0 1 0 1 0 5 5 5
5 1 0 1 0 1 0 g/ga l

—

—

— .0 2 .1 2 .0 2 .0 9
.0 1

.0 2 .0 2 Ga l Disp .
20. 8 16. 5 16. 4 19. 7 15. 6 18. 2 13. 8
13. 8

14. 3 14. 5 Pressur e

~ Ave . Pea k (i n H 2 0 ) (i n H 2 0 )

—

—

——
5>5 * * 8.7* * .9* * 4.9* * .7* * 4.2* * .1* * 5.2* *
1.1* * 5.3* *

7.8* * 6.0* * 8.5* * 4.0* * 8.6* * Comment s \

Stoc k tan

k 1/ 2 cu p spitbac k Stoc k tan

k 1/ 4 cu p spitbac k i Stoc k tank ! 1/ 4 cu p spitbac k Sligh t spitbac k Nozzl e wasn' t i n al l th e way

Kickof f 3 X — Valv e wa s being splashe d o n Valv e move d t o stop interferenc eTes t

No . Configuratio n Valv e Colo r and Locatio n Restricto r Ga l G p M g/ga l Disp . Pressur e Spitbac k Ave . Pea k Valv e Caniste r (i n H2O ) (i n H2O ) Ye s 2.5 L 3 .0 8 16. 7 . 3 6. 6

outsid e Ye s 4.0 L 1 0 .0 2 14. 3 4. 2 8. 3

outsid e Ye s 4.0 L 3

outsid e Ye s 4.0 L 1 0 .0 1 16. 5 4. 2 8. 3 Ye s 4.0 L 3 Ye s 2.5 L 3 —
Ye s 2.5 L 3 .0 7 13. 6 . 3 6. 5

outsid e
Ye s 2.5 L 3 —

outsid e Comment s
89- 1 Whit e Fron t (B ) 89- 2 Whit e Fron t (B ) 89- 3 Whit e Fron t (B ) A 4 Whit e Fron t (B ) A 5 Whit e Fron t (B ) 8 7 Whit e Fron t (B )
9 0 Whit e Fron t (B )
91- 3 Blu e Fron t (B ) 1.05 0 G M rest . & tub e 1.05 0 GM rest . & tub e 1.05 0 GM rest . _tub e 1.05 0 GM rest . & tub e 1.05 0 rest . 1.00 0 modifie d rest , wit h GM tub e 1.00 0 modifie d rest , wit h a lip . & ' GM tube 1.00 0 modifie d rest , wit h lip . an

d G M tub e Liqui d sea l di d no t for m

N o sea l N o sea l

N o sea l forme d using blu e valve . 91- 4 Whit e Fron t (B )
9 3 Whit e Fron t (B ) 1.00 0 modifie d rest , wit h lip . an

d GM tub e 1.00 0 rest , tub e Ye s

Ye s 2.5 L

outsid e 2.5 L outsid e .0 7 17. 1

.0 8 16. 8 3. 9

.3 5 6. 2Tes t No .
91- 2
10 1 11 2 11 3 97- 1 97- 2 10 2 10 3 9 2 B 2 Valv e Colo r and Locatio n Whit e Fron t (B )
Whit e Fron t (B ) Whit e Front(B ) Whit e Front(B ) Whit e Fron t (B ) Whit e Fron t Whit e Fron t (B ) Whit e Fron t (B ) Whit e Fron t (B ) Whit e Fron t (B ) Spitbac k

Restricto r Valve 1.00 0 modifie d rest , wit h a lip . N o tube . .9 9 rest , tub e witha li p .9 9 rest , tub e 45 ° .9 9 rest , tub e 45 ° .95 0 plug n o tub e .95 0 plug n o tub e .9 5 plu g n o tub e .9 5 plu g n o tube .9 5 plu g wit h G M tub e .9 5 rest , n o tub e Ye s

Ye s Ye s Ye s Ye s Ye s Ye s Ye s Ye s Ye s Caniste r 2.5 L outsid e 4.0 L outsid e 4.0 L outsid e 4.0 L outsid e 2.5 L outsid e 2.5 L outsid e 4.0 L outsid e 4.0 L outsid e 2.5 L outsid e 2.5 L GP M

3
3 3 1 0 3 1 0 3 1 0 3 1 0 g/ga l

.0 7 .0 1 .0 6 .01 5 .0 6 .0 4 .0 5 .0 1 Ga l Disp .

16. 7 15. 5 17. 2 16. 4 16. 9 14. 8 17. 1 15. 3 Pressur e

Ave . Pea k (i n H 2 0 ) (i n H 2 0 )

. 4 5. 9 4. 2 7. 9 .2 8 5. 5 3. 0 6. 7 .3 0 6. 7 4. 7 6. 5

. 3 4. 9 4. 0 7. 5 Comment s

N o sea l

N o sea l

Prematur e shutof f a t 3 ga l & 13. 2 g

e
Repeate d onc eTes t

No . Configuratio n Ga l GP M g/ga l Disp . Valv e Colo r an d Locatio n Restricto r Spitbac k Valve Caniste r Pressur e Ave . Pea k (i n H 2 0 ) (i n H 2 0 ) Comment s

B 3 Whit e Fron t (B ) C l Whit e Fron t (B ) 95- 2 Whit e Fron t (B ) 9 6 Whit e Fron t (B ) .9 5 rest , n o tub e .9 5 rest , n o tub e .93 0 rest , tub e .93 0 rest , tube Ye s 2.5 L

Ye s 2.5 L Ye s Ye s 10 4 Whit e Fron t (B ) -9 3 rest , tub e Ye s 10 5 Whit e Fron t (B ) -9 3 rest , tube Ye s A l Whit e Fron t (B ) -92 5 restricto r Ye s A 2 Whit e Fron t (B ) -92 5 rest . Ye s 11 0 Whit e Front(B ) 11 1 Whit e Front(B ) .90 0 modifie d Ye s rest , n o tube .90 0 modifie d Ye s rest , n o tube 4.0 L outsid e 4.0 L outsid e .0 6 16. 3 5. 1

1 0 .0 1 18. 5 3. 9 7. 5 2.5 L outsid e 2 . 5 L outsid e 4.0 L outsid e 4.0 L outsid e 4.0 L 4.0 L 1 0

3 1 0 3 3 1 0 .0 2 .0 7 .00 7 .0 7 .0 5 .0 4 14. 6 17. 1 14. 9 16. 3 18. 1 1 7 3. 2

. 3 4. 5

. 3

. 3 4. 0 6. 8

6. 8 5. 7 7. 0 5. 8 7. 7 1 0 -0 1 15. 5 3. 7 6. 7 ,0 6 16. 9 -3 3 5. 6 1 1 1/ 2 RVP , Tem p o f 10 % - 95 ° F

1 Prematur e shutof f Nozzl e wa s no t i n al l th e wayTes t No . Configuratio n Ga l GP M g/ga l Disp . Valv e Colo r an d Locatio n Restricto r Spitbac k Valve Caniste r 4 . #n \ qn n rest , tube Ye s 4-O L 1 0 10 6 Whit e Fron t (B ) -90 0 rest . uu

_ outsid e Pressur e Av e Peak (inH 2 0 ) (i n H 2 0 ) .0 1 14- 8 3. 2 4. 5 Comment s
Prematur e shutof f a t 13. 2 ga l Repeate d tes t and kicke d of f a t 3. 0 ga l 10 8 Whit e Front(B ) .85 0 modifie d rest , n o tube 10 9 Whit e Front(B ) .85 0 modifie d rest , n o tube 98- 1 Whit e Fron t (B ) -80 0 modifie d rest , no tube 98- 2 Whit e Fron t (B ) -80 0 modifie d rest , n o tube 10 7 Whit e Front(B ) -80 0 modifie d rest , n o tube 9 4 Whit e Fron t (B ) .80 0 * rest , tube 95- 1 Whit e Fron t (B ) -80 0 * rest , tub e Ye s Ye s Ye s Ye s Ye s Ye s Ye s 4.0 L outsid e 4.0 L outsid e 2.5 L outsid e 2.5 L outsid e 4.0 L outsid e 2.5 L outsid e 2.5 L outsid e 1 0 -0 5 15. 8

1 0 .05 9 17. 2 1 0 .0 2 15. 1 .0 6 19. 8

3 -0 5 17- 1 1 0 2. 7 8. 4 .2 9 5. 3 3. 0 7. 0 .2 8 5. 0 4. 0 .3 0 6. 1 Kickof f a t . 6 and 1. 6 ga l
Kickof f 3 X

6484 W