ACURA NSX 1997 Service Repair Manual

Preset Torqu e
On-Vehicle :
1 . Lif t u p righ t rea r wheel , an d plac e th e safet y stand .
(Lif t an d Suppor t Points , se e sectio n 1 ).
2 . Bloc k th e othe r thre e wheels .
3. Measur e prese t torqu e clockwis e usin g a torqu e
wrenc h a s shown .
Standard : 5 9 - 13 7 N- m
( 6 - 1 4 kgf-m , 4 3 - 10 1 Ibf-ft )
Servic e Limit : 2 9 N- m (3 kgf-m , 2 2 Ibf-ft )
TORQU E WRENC H
RIGH T REA R WHEE L
SAFETY STAN D
4. I f prese t torqu e i s les s tha n th e servic e limit , replac e
the clutc h disc s wit h ne w ones . Adjus t th e thrus t
shim wheneve r th e clutc h disc s ar e replace d (se e
pag e 15-22 ).
Assembly :
Place on e specia l too l i n a vise . Plac e th e lef t sid e o f
the differentia l assembl y o n th e specia l tool , the n
prese t th e differentia l wit h 3 — 5 rotations , bot h
clockwis e an d counterclockwise .
DIFFERENTIALINSPECTION TOOL S07MAJ - PR9010 0
2. Measur e prese t torqu e clockwis e usin g a torqu e
wrench a s shown .
Standard : 5 9 - 13 7 N- m
( 6 - 1 4 kgf-m , 43-10 1 Ibf-ft )
Servic e Limit : 2 9 N- m (3 kgf-m , 2 2 Ibf-ft )
TORQU E WRENC H
DIFFERENTIA LINSPECTION TOOL S07MAJ - PR9010 0
3 . I f prese t torqu e i s les s tha n th e servic e limit , replac e
the clutc h disc s wit h ne w ones . Adjus t th e thrus t
shim wheneve r th e clutc h disc s ar e replace d (se e
pag e 15-22 ).
Inspectio n
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NOTE:
• Th e bearin g an d oute r rac e shoul d b e replace d a s a
set .
• Inspec t an d adjus t th e bearin g preloa d wheneve r th e
bearin g i s replaced .
1 . Remov e th e tapere d rolle r bearing s usin g th e bear -
in g pullers .
BEARIN G PULLE R(Commerciall yavailable)
TAPERED ROLLE RBEARIN G
BEARIN G PULLE R(Commerciall yavailable)
TAPERE D ROLLE RBEARING
2. Instal l th e tapere d rolle r bearing s usin g a specia l
too l an d a pres s a s shown . Pres s th e tapere d rolle r
bearing s squarel y unti l the y botto m agains t th e
case .
Transmissio n Housin g Side :
PRES S
STEEL PLAT E
TAPERE D ROLLE RBEARING
ATTACHMENT ,45 x 5 5 m m I.D .07MA D - PR9010 0
Clutch Housin g Side :
PRES S
STEEL PLAT E
ATTACHMENT ,
TAPERED ROLLE RBEARING
45 x 5 5 m m I.D .07MA D - PR9010 0
Bearing
Replacemen t
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1. Hol d th e differentia l i n a benc h vis e usin g a specia l
tool , the n remov e th e differentia l housin g mountin g
bolt s i n a crisscros s patter n i n severa l steps .
BENCH VIS E
DIFFERENTIA L
INSPECTIO N TOOL S
07MAJ - PR9010 0
2. Remov e th e differentia l housing , the n instal l th e
specia l tool s o n th e sto p plate .
CLUTC H SPRIN G
COMPRESSO R
ATTACHMEN T
07LAE - PX4010 0
STOP PLAT E
DIFFERENTIA L
HOUSING
CLUTCH SPRIN GCOMPRESSO RATTACHMENT07GAE - PG4020 0
CLUTCH SPRIN GCOMPRESSO RBOLT ASSEMBL Y07HAE - PL5010 0
3. Compres s th e sprin g plate .
DIFFERENTIA LHOUSING
4. Remov e th e sto p clip .
5 . Remov e th e specia l tools , an d the n remov e th e sto p
plate , sprin g plate , an d 6 0 m m washer .
STOP CLI P
STO P PLAT E
SPRIN G PLAT E
6 0 m m WASHER
DIFFERENTIA LHOUSING
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6. Remov e th e 11 2 m m thrus t shim , clutc h discs ,
clutc h plates , an d 10 2 m m washer .
112 m mTHRUS T SHI M
CLUTC H PLATE S CLUTC
H DISC S
10 2 m m WASHE R
7. Remov e th e carrie r assembly , centra l gear , clutc h
plate , an d clutc h disc .
CARRIE RASSEMBL Y
CENTRAL GEA R
CLUTC H PLAT E
CLUTC H DIS C
8. Scre w tw o 8 x 1. 0 m m bolt s int o th e threade d hole s
i n th e differentia l housin g cove r t o pus h i t awa y
fro m th e fina l drive n gear . Tur n eac h bol t tw o turn s
at a tim e to preven t cockin g th e differentia l housin g
cover excessively .
THREADED HOLE S
FINALDRIVE NGEAR
DIFFERENTIA LHOUSINGCOVER
8 x 1. 0 m mBOLT S
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NOTE: Th e clutc h disc s an d clutc h plate s shoul d b e
replace d a s a set .
1. Remov e th e clutc h disc s an d clutc h plate s (se e
pag e 15-20 ).
2 . Soa k th e clutc h disc s fo r fiv e minute s i n transmis -
sio n oil .
3 . Instal l th e clutc h discs , clutc h plates , an d a stan -
dar d shim .
NOTE : Positio n th e 1 1 2 m m thrus t shi m wit h th e
thicknes s siz e mar k facin g awa y fro m th e clutc h
discs.
112 m m THRUS T SHI M
112 m m THRUS T SHI M
FINA L
DRIVE NGEAR
4. Instal l th e differentia l housing . Tighte n th e bolt s
evenl y in severa l steps , the n torqu e the m in a criss -
cros s pattern .
Torque: 3 9 N- m (4. 0 kgf-m , 2 9 Ibf-ft )
5. Mak e sur e th e prese t torqu e i s withi n th e standar d
(se e pag e 15-18 ).
6 . I f prese t torqu e i s beyon d th e standard , replac e th e
11 2 m m thrus t shi m a s necessary .
Clutch Disc , Clutc h Plat e
Replacemen t
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1. Install the clutch disc, clutch plate, central gear, and

carrier assembly. Lubricate the clutch disc surface

with transmission fluid.

CARRIER ASSEMBLY

CENTRAL GEAR

CLUTCH PLATE

CLUTCH DISC

DIFFERENTIAL

HOUSING

COVER

2. Install the final driven gear. Align the mark on the

differential housing cover with the mark on the final

driven gear.

FINAL

DRIVEN

GEAR

MARK

MARK
3. Install the 102 mm washer, clutch discs, clutch

plates, and 112 mm thrust shim. Lubricate the

clutch discs with transmission fluid. Position the

112 mm thrust shim with the thickness size mark

facing away from the clutch discs.

Thickness Size

Mark

CLUTCH PLATES
112 mm THRUST

SHIM

CLUTCH DISCS

102 mm WASHER

4. Install the 60 mm washer, spring plate, and stop

plate.

STOP PLATE

SPRING PLATE

60 mm WASHER

DIFFERENTIAL

HOUSING
Differential

ReassemblyProCarManuals.com

Differential
5. Instal l th e specia l tool s o n th e sto p plate .
CLUTC H SPRIN GCOMPRESSO RATTACHMENT07LAE - PX4010 0
STOP PLAT E
CLUTC H SPRIN GCOMPRESSO RATTACHMENT07GAE - PG4020 0
CLUTCH SPRIN GCOMPRESSO R
BOL T ASSEMBLY
07HA E - PL5010 0
6. Compres s th e sprin g plate , the n instal l th e sto p clip . 7
. Instal l th e differentia l housing . Alig n th e finger s o f
th e clutc h plate s an d clutc h discs .
DIFFERENTIA L HOUSIN G
Align th e fingers .
8. Mak e sur e th e differentia l housin g touche s th e fina l
drive n gear .
DIFFERENTIA LHOUSING
CLUTCH PLAT E
Touching
FINA L DRIVE N GEA R
Reassembl y
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9. Hol d th e differentia l i n a benc h vis e usin g a specia l
tool , the n instal l th e differentia l housin g mountin g
bolts . Tighte n th e bolt s i n a crisscros s patter n i n
severa l steps .
8 x 1. 0 m m SPECIA L BOLT S
3 9 N m (4. 0 kgf-m , 2 9 Ibf-ft )
BENC H
VISEDIFFERENTIA L
INSPECTIO N TOOL S
07MAJ-PR9010 0
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Oil Seal

Removal

1. Remove the differential assembly.

2. Remove the oil seal from the transmission housing.

OIL SEAL

Replace.
TRANSMISSION

HOUSING

3. Remove the oil seal from the torque converter

housing.

OIL SEAL

Replace.
TORQUE CONVERTER

HOUSINGProCarManuals.com

Bearing Oute r Rac e
Replacemen t (Torqu e Converte r
Housin g Side )
NOTE :
• Th e oute r rac e an d bearin g shoul d b e replace d a s a
set .
• Inspec t an d adjus t th e bearin g preloa d wheneve r th e
bearin g is replaced .
1 . Remov e th e bearin g oute r race , 9 0 m m washer , an d
oi l guid e rin g usin g th e specia l tools .
DRIVE R07749-001000 0
ATTACHMEN T62 x 6 8 m m07746-001050 0
90 m m WASHE R
2. Instal l th e oi l guid e rin g an d 9 0 m m washer , the n
driv e th e oute r rac e int o th e torqu e converte r hous -
in g usin g th e specia l tools .
DRIVE R07749-001000 0BEARING DRIVE R
ATTACHMEN T
07GAD-SD4010 1
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