gearbox ACURA TL 1995 Service Owner's Manual

Steering Gearbo x
Remova l (cont'd )
11. Unloc k th e pip e clamps , an d remov e th e senso r lin e
fro m th e rea r beam .
PIPE CLAMP S
SENSO R LIN E
SENSOR LIN E
ATTACHIN G BOL T
12. Remov e th e righ t mountin g bracke t an d steerin g
gearbox .
NOTE : Befor e removin g th e gearbox , plac e a jac k
stan d unde r th e gearbox .
CAUTION : B e carefu l no t t o ben d o r damag e th e
cylinde r line s A an d B whe n removin g th e steerin g
gearbox .
RIGHT MOUNTIN GBRACKET STEERIN
G GEARBO X
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Disassembly
Steering Rac k Disassembl y
NOTE:
• Befor e disassemblin g th e steerin g gearbox , was h i t
of f wit h solven t an d a brush .
• D o no t di p seal s an d O-ring s i n solvent .
1 . Remov e th e steerin g gearbo x (se e pag e 17-47 ).
2 . Remov e th e ai r tub e an d pip e clamps .
PIPE CLAMP S
AIR TUB E
3. Remov e th e tie-ro d en d an d locknut .
4 . Remov e th e boo t band s an d tie-ro d clips . Pul l th e
boot s awa y fro m th e end s o f th e gearbox.
BOO T BAN DReplace .
BOOTTIE RO D CLI P
5. Hol d th e steerin g rac k wit h a wrench , an d unscre w
th e rac k en d wit h another .
CAUTION : B e carefu l no t t o damag e th e rac k surfac e
wit h th e a wrench .
STEERIN G RAC K EN D
LOC K WASHE RReplace.
6. Loose n th e locknu t an d remov e th e rac k guid e
screw .
7 . Remov e th e sprin g an d rac k guid e fro m th e gearbo x
housing .
RACK GUID ESCRE W
RACK GUID E
SPRIN G
LOCKNU T
O-RINGReplace .
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Steering Gearbo x
Disassembl y (cont'd )
8. Remov e th e cylinde r line s A an d B fro m th e gear -
box.
CYLINDE R LIN E B
CYLINDE R LIN E A
9. Drai n th e flui d fro m th e cylinde r fitting s b y slowl y
movin g th e steerin g rac k bac k an d forth .
10 . Remov e th e tw o flang e bolts , the n remov e th e valv e
bod y uni t fro m th e gearbox . (Se e pag e 17-5 2 fo r
valv e bod y uni t disassembly. )
VALVE BOD Y UNI T
FLANG E BOL T
O-RIN G
Replace .
11. Dril l a 3 mm (0.1 2 in ) diamete r hol e approximatel y
2. 5 - 3. 0 m m (0.1 0 - 0.1 2 in ) i n dept h in th e staked -
poin t o n th e cylinder .
NOTE:
• D o no t allo w meta l shaving s t o ente r th e cylinde r
housing .
• Afte r removin g th e cylinde r end , remov e an y
burr s a t th e stak e point .
STAKE D POIN T
CYLINDE R EN D
12. Instal l th e specia l too l t o th e steerin g gearbo x hous -
ing . Clam p th e specia l too l i n a vis e wit h sof t jaw s
a s shown , the n loose n an d remov e th e cylinde r
end.
CAUTION : D o no t clam p th e cylinde r housing .
PULLER YOKE :
(Commerciall y available )
Snap-On® T/NCJ123- 1OTC® T/ N 737 2or equivalen t
CYLINDER EN D
STEERIN G GEARBO X HOUSIN G
SHIMS
Depth : 2. 5 - 3. 0 m m(0.10-0.1 2 in )
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13. Se t th e steerin g gearbo x i n a pres s s o th e gearbo x
housing point s upward .
14. Pul l th e steerin g rac k awa y fro m th e gearbo x hous -
ing , the n inser t th e specia l too l int o th e rac k guid e
hol e a s shown .
CYLINDE R EN D SEA LREMOVE R ATTACHMEN T
07NA D-SR3020 A
RAC K GUID E HOL E
STEERIN G RAC K
15. Inser t a 6 " long , 3/8 " driv e extensio n int o th e spe -
cial tool .
16. Pres s th e cylinde r en d sea l an d steerin g rac k ou t o f
th e gearbox .
NOTE : Hol d th e steerin g rac k t o kee p i t fro m fallin g
whe n presse d clear .
CAUTION : B e carefu l no t t o damag e t o inne r sur -
fac e o f th e cylinde r housin g wit h th e tools .
6" LON G 3/8 " DRIV E EXTENSION :(Commerciall y available )
Press
CYLINDE R EN D SEA L
REMOVE R ATTACHMEN T
07NA D-SR3020 A
STEERIN G GEARBO X
STEERING RAC K
CYLINDE R EN D SEA LReplace .
17. Remov e th e tool s fro m th e steerin g rack .
18 . Remov e th e cylinde r en d sea l fro m th e steerin g
rack.
CYLINDE R HOUSIN G
CYLINDE R EN D SEA L
Replace. "
STEERIN G RAC K
19. Inser t a 24 " long , 3/8 " driv e extensio n an d th e spe -
cia l too l int o th e cylinde r fro m th e gearbo x side .
CAUTION : B e carefu l no t t o damag e th e insid e sur -
fac e o f th e housin g wit h th e tools .
Press
24" LON G 3/8 " DRIV E EXTENSION :(Commercially available )
20.
CYLINDE R EN D SEA LREMOVE R ATTACHMEN T
07NA D-SR3020 A
BACKU P RIN GReplace .
CYLINDE R EN D SEA LReplace .
Set th e steerin g gearbo x i n a press , the n pres s ou t
the cylinde r en d sea l an d backu p rin g fro m th e
gearbox .
CAUTION :
• Kee p th e too l straigh t t o avoi d damagin g th e
cylinde r wall . Chec k th e too l angle , an d correc t i t
i f necessary , whe n removin g th e cylinde r en d
seal .
• Us e a pres s t o remov e th e cylinde r en d seal . D o
no t tr y t o remov e th e sea l b y strikin g th e tool . I t
wil l brea k th e backu p ring , an d th e cylinde r en d
sea l wil l remai n in th e gearbox .
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Steering Gearbo x
Reassembl y (cont'd )
43. Inser t 6 " lon g 3/8 " driv e extensio n int o th e specia l
too l an d pu t the m on th e rac k a s shown .
44. Instal l th e cylinde r en d sea l int o th e botto m o f th e
cylinde r b y pressin g o n th e tool s wit h a pres s a s
shown .
CAUTION : D o no t pus h o n th e tool s wit h excessiv e
force a s i t ma y damag e th e cylinde r en d seal .
Press .
STEERIN G RAC K
CYLINDE R EN D SEA L
Replace .
a
45. Remov e th e tools , an d cente r th e steerin g rack .
46 . Instal l th e specia l too l ont o th e en d o f th e steerin g
rack , the n coa t th e specia l too l wit h powe r steerin g
fluid.
Stake d position .
Mak e sur e th e sprin g
i s i n th e cylinde r en d seal .
Groove d side .
CYLINDER EN D SEA L
Replace .
CYLINDE R EN D SEA L GUID E
07GA G-SD4040 0 o r
07GA G-SD4040 A
47. Coa t th e insid e surfac e o f th e ne w cylinde r en d sea l
wit h powe r steerin g fluid .
48 . Instal l th e cylinde r en d sea l ont o th e steerin g rac k
with it s groove d sid e towar d th e piston .
49. Remov e th e specia l tool , the n pus h i n th e cylinde r
en d sea l wit h you r finger.
NOTE : Tak e car e no t t o damag e th e cylinde r en d
sea l wit h th e thread s an d burr s a t th e stake d posi -
tio n o f th e gearbox . 50
. Instal l a pulle r yok e t o th e steerin g gearbox , the n
clam p th e pulle r yok e i n a vis e wit h sof t jaw s a s
shown .
CAUTION : D o no t clam p th e cylinde r housing .
51 . Greas e th e insid e surfac e o f th e cylinde r end , the n
instal l th e cylinde r en d b y screwin g it int o th e cylin -
der housing .
52 . Remov e th e pulle r yok e fro m th e steerin g gearbox .
53 . Afte r tightenin g th e cylinde r end , stak e th e poin t o f
th e cylinde r housin g show n below .
NOTE : Stak e th e cylinde r i n th e positio n opposit e
fro m wher e th e stak e wa s remove d durin g disas -
sembly . Stak e point . Depth : 1. 0 m m (0.0 4 in )
CYLINDE R HOUSIN G
4.0 m m (0.1 6 in)
CYLINDE R EN D
CYLINDE R EN D
6 9 N- m (7. 0 kgf-m , 5 1 Ibf-ft ) BUSHIN
G
B e carefu l no t t o damag e
the bushin g whe n insertin gthe cylinde r end .
CYLINDE
R EN D SEA L
REMOVE R ATTACHMEN T
07NA D-SR3020 A
6
" LON G 3/8 " DRIV E EXTENSION :
(Commerciall y available ) PULLE
R YOKE :
(Commerciall y available )
Snap-On ® T/ N CJ123- 1
OTC ® T/ N 737 2
or equivalen t
STEERING GEARBO X
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54. Selec t th e 4 4 m m shim(s) .
NOTE : Onl y reinstal l th e origina l 4 4 m m shim(s )
when th e steerin g gearbo x i s reassemble d withou t
replacin g th e pinio n shaft , valv e housing , an d gear -
bo x housin g wit h ne w ones .
If th e pinio n shaft , valv e housing , an d gearbo x
housing ar e replaced , selec t th e ne w shim(s ) a s fol -
lows .
Shi m selection :
a . Se t th e fou r 4 4 m m shim s o n th e bearin g surfac e o f
th e gearbo x housing . Tota l thicknes s o f th e fou r
shim s shoul d equa l n o mor e tha n 0.7 0 mm .
Shi m set : fou r 4 4 m m shim s (Thickness : 0.1 0 mm ,
0.1 5 mm , 0.2 0 mm , 0.2 5 m m respectively )
CAUTION : Th e fou r 4 4 m m shim s d o no t hav e thick -
nes s identificatio n marks . Measur e th e thicknes s o f
eac h shi m usin g a micrometer , an d mar k th e shi m
fo r identification .
b. Instal l th e valv e bod y uni t o n th e gearbox , an d
tighte n th e flang e bolt s t o th e specifie d torque .
SHIM SET(fou r shims )
c.Measur e th e clearanc e betwee n th e gearbo x an d
valv e bod y uni t usin g a feele r gaug e a s shown .
NOTE : Measur e th e clearanc e a t th e poin t midwa y
betwee n th e tw o mountin g bolts .
FEELE R GAUG E
d. Determin e th e require d thicknes s o f th e 4 4 m m
shim s b y subtractin g th e clearanc e obtaine d i n th e
ste p - 3 fro m th e tota l thicknes s o f th e fou r shims .
(Tota l thicknes s o f th e 4 shims ) - (Clearance ) =
Require d thicknes s o f th e shim s
NOTE : Selec t th e shim s s o tha t th e tota l thicknes s
is clos e to , bu t les s tha n th e require d thickness .
Example:
Measuremen t i s 0.2 8 m m (0.01 1 in) :
0.7 0 - 0.2 8 = 0.4 2 m m (0.02 8 - 0.01 1 = 0.01 7 in )
Th e selecte d shim s shoul d b e 0.2 5 m m (0.01 0 in ) an d
0.1 5 m m (0.00 6 in ) i n thickness .
I f th e require d shi m thicknes s i s 0.1 0 m m o r less , n o
shim s ar e necessary .
55 . Se t th e selecte d 4 4 m m shim s o n th e bearin g sur -
fac e o f th e gearbo x housing .
FLANGE BOL T20 N- m (2. 0 kgf-m , 1 4 Ibf-ft )
44 m m SHIM S(Selecte d numbe r o f
shims )
56. Coa t th e ne w O-rin g wit h grease , an d carefull y fi t i t
o n th e valv e housing .
57 . Appl y greas e t o th e needl e bearin g i n th e gearbo x
housing .
58 . Instal l th e valv e bod y uni t o n th e gearbo x housin g
b y engagin g th e gears .
NOTE : Not e th e valv e bod y uni t installatio n posi -
tio n (directio n o f pip e connection) .
59 . Tighte n th e flang e bolt s t o th e specifie d torque .
VALVE BOD YUNITFLANG E BOL T
2 0 N- m (2. 0 kgf-m , 1 4 Ibf-ft )
NEEDLE BEARIN G
O-RIN
G
Replace .
VALVE BOD Y UNI T
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Steering Gearbo x
Installatio n
CAUTION: B e carefu l no t t o ben d o r damag e th e cylin -
de r lin e A an d B whe n installin g th e gearbox .
1 . Instal l th e moun t cushio n o n th e righ t side .
2 . Loosel y instal l th e mountin g bracke t wit h th e tw o
gearbo x mountin g bolt s o n th e cushion .
MOUNT CUSHIO N
STEERIN G GEARBO X
GEARBO X MOUNTIN G BOLT S
3 8 N- m (3. 9 kgf-m , 2 8 Ibf-ft )
Loosel y install .
RIGHT MOUNTIN GBRACKETNOTE: Th e arro w o n th ebracke t point s towar dthe front .
3. Cente r th e steerin g rac k withi n it s stroke .
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Steering Gearbo x
Installatio n (cont'd )
11. Reconnec t th e tw o line s an d tw o hose s t o th e valv e
body unit .
NOTE :
• Chec k th e hos e band s an d cli p fo r deformatio n
an d deterioration , an d replac e the n if necessary .
• Afte r installin g th e steerin g gearbox , mak e sur e
tha t ther e is n o interferenc e betwee n th e cylinde r
line s an d rea r beam .
PUMP OUTLE T LIN EFrom th e pum p
12 N- m (1. 2 kgf-m ,9 Ibf-ft )
VALV E BOD Y UNI T
11 N- m (1. 1 kgf-m ,8 Ibf-ft )
12. Reconnec t th e tie-ro d end s t o th e steerin g knuckles ,
tighte n th e castl e nu t t o th e specifie d torque , an d
instal l ne w cotte r pins .
NOTE : Befor e connectin g th e tie-ro d ends , chec k
th e bal l join t pi n tapere d sectio n an d thread s sectio n
fo r greas e contamination , an d wip e it i f necessary .
CAUTION : Torqu e th e castl e nu t t o th e lowe r torqu e
specification , the n tighte n it onl y fa r enoug h t o alig n
th e slo t wit h th e pi n hole . D o no t alig n th e nu t b y
loosening . COTTER PI NCASTL E NU T Replace.49 - 5 9 N- m O n reassembly , ben d(5.0 - 6. 0 kgf-m , 3 6 - 4 3 Ibf-ft ) th e cotte r pi n a s shown .
13. Instal l th e fron t wheels .
14 . Fil l th e syste m wit h powe r steerin g flui d an d blee d
ai r fro m th e syste m (se e pag e 17-24 ).
15 . Afte r installation , perfor m th e followin g checks .
• Star t th e engine , allo w i t t o idle , an d tur n th e
steerin g whee l fro m lock-to-loc k severa l time s t o
war m u p th e fluid . Chec k th e gearbo x fo r leak s
(se e pag e 17-26 ).
• Adjus t th e fron t to e (se e sectio n 18 ).
• Chec k th e steerin g whee l spok e angle . Adjus t b y
turnin g th e righ t an d lef t tie-rods , i f necessary .
NOTE : Tur n th e righ t an d lef t tie-rod s equally .
SENSO R RETUR N LIN ETo th e reservoi rRETURN HOS ETo th e reservoi r
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Slide Motor , Slid e Gearbo x Replacemen t
CAUTION: Wea r glove s t o remov e an d instal l th e slid e
moto r an d slid e gearbox .
NOTE :
Tak e car e no t t o scratc h th e sea t cover .
T o remov e th e slid e moto r an d slid e gearbox , slid e th e
fron t sea t backwar d fully , an d rais e th e sea t cushio n t o
its fron t maximu m height .
1. Remov e th e fron t sea t throug h th e doo r openin g (se e
pag e 20-71 ).
2 . Remov e th e reclin e cove r (se e pag e 20-72 ).
3 . Remov e th e slid e join t cabl e (se e pag e 20-81 ).
4 . Disconnec t th e slid e moto r connector .
5 . Remov e th e bolt s fro m eac h side .
6 x 1. 0 m m8 N- m (0. 8 kgf-m ,
6 Ibf-ft )6 x 1. 0 m m9 N- m (0. 9 kgf-m ,
7 Ibf-ft )
SLID E
GEARBO X
6. Remov e th e slid e moto r an d slid e gearbo x whil e
movin g th e lowe r rails .
NOTE : Tak e car e no t t o damag e th e slid e lea d screws .
LOWERRAILSLID E LEA D
SCRE W
SLID E
MOTO R
SLIDE
GEARBO X LOWE
R
RAIL
7. Installatio n i s th e revers e o f th e remova l procedure .
NOTE:
Before installin g th e slid e moto r an d slid e gear -
box , greas e th e slid e lea d screw s a s shown .
Befor e installin g th e slid e moto r an d slid e gear -
box, alig n portio n a s shown .
Check th e slid e lea d scre w fo r bending .
SLIDEGEARBO X
SLIDE
MOTO R SLID
E LEA D
SCRE W
SLID E
MOTO R
CONNECTO R
SLIDE LEA D
SCRE W
SLIDE LEA D
SCRE W
Apply liqui d threa d lock .Apply liqui d threa d lock .
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Front Seat

Slide Motor, Slide Gearbox

Replacement (cont'd)

• When installing the slide motor and slide gear-

box, make sure the end of the slide lead screw is

positioned properly.

SLIDE LEAD

SCREW

GUIDE

When installing the slide joint cable, engage the

inner cable securely.

Make sure the slide motor connector is connected

properly.

Check the slide motor and slide gearbox opera-

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