ACURA NSX 1997 Service Repair Manual

10. Install the disc spring.

NOTE:

• For 1st-hold and 2nd clutches.

• Install the disc spring in the direction shown.
13. Install the snap ring.

11. Soak the clutch discs thoroughly in ATF for a mini-

mum of 30 minutes.

12. Starting with a clutch plate, alternately install the

clutch plates and discs. Install the clutch end plate

with flat side toward the disc.

NOTE: Before installing the plates and discs, make

sure the inside of the clutch drum is free of dirt or

other foreign matter.ProCarManuals.com

14. Measure the clearance between the clutch end plate

and top disc with a dial indicator. Zero the dial indi-

cator with the clutch end plate lowered, and lift it up

to the snap ring. The distance that the clutch end

plate moves is the clearance between the clutch end

plate and top disc.

NOTE: Measure at three locations.

End Plate-to-Top Disc Clearance:
Reassembly (cont'd)
Clutch

15. If the clearance is not within the service limits, select

a new clutch end plate from the following table.

NOTE: If the thickest clutch end plate is installed,

but the clearance is still over the standard, replace

the clutch discs and clutch plates.

CLUTCH END PLATE

2ND, 3RD, 4TH and 1ST-HOLD CLUTCH:

1ST CLUTCH:ProCarManuals.com

1st-hold Clutc h Bearin g
Replacemen t
1. Remov e th e 1st-hol d clutc h bearin g usin g a bearin g
puller.
2. Instal l a ne w bearin g usin g th e specia l tool s a s
shown .
NOTE: Driv e in th e bearin g unti l i t i s full y seated .
DRIVER07749-001000 0
ATTACHMENT ,72 x 7 5 m m07746-001060 0
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Torque Converter Housing Bearings
Mainshaft Bearing/Oil Seal Replacement
1. Driv e ou t th e mainshaf t bearin g an d oi l sea l usin g
th e specia l tool s a s shown .
DRIVER07749-001000 0
3. Instal l th e ne w oi l sea l flus h wit h th e housin g usin g
th e specia l tool s a s shown .
DRIVER07749-001000 0
DRIVERATTACHMEN T07947-634050 0
ATTACHMENT ,72 x 7 5 m m07746-001060 0
2 . Driv e in th e ne w mainshaf t bearin g unti l i t bottom s
i n th e housin g usin g th e specia l tool s a s shown .
DRIVER07749-001000 0
ATTACHMENT ,62 x 68 m m07746-001050 0
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Countershaft Bearin g Replacemen t
1. Remov e th e countershaf t bearin g usin g th e specia l
tool s a s shown .
ADJUSTABL E
BEARIN G
PULLER ,
25 - 4 0 m m07736-A01000 B o r
07736-A01000 A
Secondary Shaf t Bearin g
Replacemen t
1. Remov e th e secondar y shaf t bearin g usin g th e spe -
cia l tool s a s shown .
ADJUSTABL E
BEARIN G
PULLER ,
25 - 4 0 m m07736-A01000 B o r
07736-A01000 A
2. Replac e th e AT F guid e plate .
3 . Driv e th e ne w bearin g int o th e housin g usin g th e
specia l tool s a s shown .
DRIVER07749-001000 0
2. Replac e th e AT F guid e plate .
3 . Driv e th e ne w bearin g int o th e housin g usin g th e
specia l tool s a s shown .
DRIVER07749-001000 0
ATTACHMENT ,72 x 75 m m07746-001060 0
ATTACHMENT ,62 x 68 m m07746-001050 0
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Replacement
Transmission Housin g Bearing s
1. T o remov e th e mainshaft , countershaf t an d secondar y
shaf t bearing s fro m th e transmissio n housing , expan d
eac h sna p rin g wit h th e sna p rin g pliers , the n pus h th e
bearin g out .
NOTE : D o no t remov e th e sna p ring s unles s it' s
necessar y t o clea n th e groove s i n th e housing . 2
. Expan d eac h sna p rin g wit h th e sna p rin g pliers , inser t
th e ne w bearin g part-wa y int o it , the n releas e th e pli -
ers . Pus h th e bearin g dow n int o th e transmissio n unti l
th e rin g snap s i n plac e aroun d it .
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Reverse Idler Gear

Installation

1. Install the reverse idler gear.

3. Install the reverse idler shaft holder into the transmis-

sion housing, then tighten the bolts.

2. Set the spring in the reverse idler shaft. Push the

spring in with the steel ball, then install the needle

bearing.

NOTE: The steel ball is under spring pressure. Take

care not to let it pop out.ProCarManuals.com

Replacement/Adjustment
Manual Valv e Deten t Sprin gParkin
g Brak e Stoppe r
Inspection/Adjustmen t
NOTE: Selec t th e appropriat e manua l valv e deten t
sprin g whe n thes e part s ar e replaced :
• Manua l Valv e
• Manua l Valv e Deten t Sprin g
• Manua l Valv e Leve r o f Contro l Shaf t
1 . Instal l th e mai n valv e body , includin g th e AT F
pum p gears , ont o th e torqu e converte r housing ,
an d tighte n th e mai n valv e bod y bolt s t o 1 2 N- m
(1. 2 kgf-m , 8. 7 Ibf-ft) .
Se e pag e 14-161 .
2 . Instal l th e contro l shaft .
3 . Instal l th e manua l valv e deten t sprin g o n th e mai n
valve bod y an d tighte n th e sprin g bol t t o 1 4 N- m
(1.4 kgf-m , 1 0 Ibf-ft) .
4. Se t th e manua l valv e t o th e position .
5 . Measur e th e distanc e betwee n th e mai n valv e bod y
an d manua l valv e a s shown .
DISTANCE : 28. 0 - 29. 0 m m (1.10 2 - 1.14 2 in )
1. Se t th e parkin g brak e leve r i n th e position .
2 . Measur e th e distanc e betwee n th e fac e o f th e park -
in g paw l shaf t an d fac e o f th e parkin g shif t ar m rolle r
pi n a s shown .
DISTANCE : 52.1-53. 1 m m (2.051-2.09 1 in )
6 . I f th e measuremen t i s ou t o f tolerance , selec t th e
appropriat e manua l valv e deten t sprin g usin g th e
tabl e below , the n instal l i t an d rechec k it . 3
. I f th e measuremen t i s ou t o f tolerance , selec t an d
instal l th e appropriat e parkin g brak e stoppe r fro m
th e tabl e below .
4 . Afte r replacin g th e parkin g brak e stopper , mak e
sur e th e distanc e i s withi n tolerance .
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Reassembly
Transmissio n
NOTE: Coa t al l part s wit h ATF .
1. Reassembl e th e valv e bodie s in th e followin g numbere d sequence .
CAUTION: T o preven t strippin g th e threads , pres s dow n o n th e accumulato r cove r whil e installin g th e bolts .
NOTE : Instal l th e AT F pum p drive n gea r wit h
it s chamfere d sid e facin g down .
NOTE : Mak e sur e th e pum p driv e gea r
rotate s smoothl y i n th e norma l operatin gdirection an d th e pum p shaf t move ssmoothl y i n th e axia l an d norma l operatin gdirections .
CAUTION : I f th e pum p gea r an d pum p
shaf t d o no t mov e freely , loose n th e valv e
bod y bolts , realig n th e shaft , an d the n
retighte n t o th e specifie d torque . Failur e t o
alig n th e pum p shaf t correctl y wil l resul t i n
seize d pum p gea r o r pum p shaft .
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Reassembly (cont'd )
Transmissio n
2. Assembl e th e transmissio n housin g in th e followin g numbere d sequence .
NOTE: Se e pag e 14-15 9 whe n installin g th e revers e idle r gear .NOTE : Instal l th e thre e shaft s
together .
NOTE : Alig n th e contro l
shaf t sprin g pi n wit h th e
groov e i n th e transmissio n
housing .
NOTE: Torqu e th e bolt s t o 5 4 N- m
(5.5 kgf-m , 4 0 Ibf-ft ) i n th e numbere d
sequence i n tw o o r mor e
steps.
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