lock ACURA INTEGRA 1998 Service Repair Manual

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NOTE:
a Clean all parts thoroughly in solvent or carburetor
cleaner and dry with compressed air.
a Blow out all passages.
a When removing the valve body replace the lollowing:. O-rings. Lock washers
1 . Remove the ATF feed pipes from the servo body, ser-vo detent base, accumulator cover, lock-up valve
body and main valve body.
2. Remove the three bolts securing the ATF strainer
and servo detent base, then remove the strainer
and detent base.
3. Remove the three bolts securing the accumulator
cover, then remove the accumulator cover.
4. Remove the six bolts securing the servo body. then
remove the servo body and separator plate.
5. Remove the one bolt securing the secondary valvebody, then remove lhe secondary valve body andseparator plate.
6. Remove the eight bolts securing the lubricator plate
and lock-up valve body, then remov€ th€ lubricator
plate. Iock-up valve body, and separator plate.
7. Remove the one bolt securing the regulator valve
body, then remove the regulator valve body.
8. Remove the stator shaft and stop shaft.
9. Remove the detent spring from the detent arm, then
remove the control shaft from the torque converter
housrng.
1O. Remove the detent arm and detent arm shatt from
the main valve body.
1 'l . Remove the four bolts securing the main valve body,
then remove the main valve body.
'I2. Remove the ATF pump driven gear shatt, then re-
move the ATF pump gears.
13. Remove the main separator plate with two dowel
pins.
15.
14. Clean the inlet opening ot the ATF st,ainer thorough-
ly with compressed air, then check that it is in good
condition. and the inlet opening is not clogged.
INLET OPENING
Replace the ATF strainer if it is clogged or damaged.
NOTE: The ATF strainer can be reused if it is notclogged.
14-119

Regulator Valve Body
Disassembly/lnspection /Reassembly
NOTE:
a Clean all parts thoroughly in solvent or carburetor cleaner. and dry with compressed air.
a Blow out all passages.
a Replace valve body as an assembly if any parts are worn or damaged.
a Check all valves for free movement. lf any fail to slide freely, see Valve Body Repair on page 14-121.
1. Hold the regulator spring cap in place while removing the lock bolt. Once the bolt is removed. release the spring
cap slowly.
CAUTION: The regulator sp ng c8p can pop out when the lock bolt is r€moved.
2. Reassembly is in the reverse order of the disassembly procedure.
NOTE:
. Coat all pans with ATF.
a Align the hole in the regulator spring cap with the hole in the valve body, press the spring cap into the body and
tighten the lock bolt.
LOCK BOLT6 x 1.O mm12 N.m 11.2
COOLER CHECK
DOWEL PINS, 2
REGULATOR SPRING CAP
ROLLER
REGULATOR VALVE BODYInspect for wear, scratchesand sconng.
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VALVE SLEEVE
@LOCK-UP CONTROLVALVE
SPRING SPECIFICATIONSUnit of length; mm (in)
No.Spring
Standard {Newl
Wiro Dia.o.D.Froo LongthNo. of Coils
o
@
@
@rA
@
Regulator valve spring A
Regulator valve spring B
Stator reaction spring
Lock-up control valve sprlng
Cooler check valve spring
Torque converter check valve spring
1.8 (0.071)
1.8 (0.071)
4.5lO.177l
0.8 (0.031)
1.0 (0.039)
1.0 (0.039)
14.7 {0.579}*6.0 (0.236)
26.4 (1.039)
6.6 (0.260)
8.4 (0.331)
8.4 (0.331)
87.8 (3.457)
44.0 \1.1321
30.3 (1.1931
41.6 (1.638)
33.8 (1.331)
33.8 (1.331)
to.c
1.92
27.6
8.2
4.2
*: lnside Diameter
, 14-126
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Lock-up Valve Body
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Disassembly/lnspection/Reassembly
NOTE:
a Clean all parts thoroughly in solvent or carburetor cleaner, and dry with compressed air.
a Blow out all passages.
a Replace vaive body as an assembly if any parts are worn or damaged.
o Check all valves for free movement. lf any fail to slide freely, see Valve Body Repair on page 14-121 ,
a Coat all parts with ATF before reassembly.
LOCK-UP SHIFT VALVE
LOCK-UP TIMING B VALVE
SPRING SPECIFICATIONS
Unit of length: mm (in)
LOCK-UP VALVE
No.Spring
Standard (New)
Wire Dia.o.D.Free LengthNo. of Coils
o(r\Lock-up shift valve spring
Lock-up timing B valve spring
o.9 (o.o35)
o.8 (o.o31)
7.6 (O.299)
6.6 (O.260)73.7 t2.9021
60.8 {2.394}
32.O
22.1
4-127

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Mainshaft
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Disassembly/lnspection/Reassembly
NOTE:
a Lubricate all parts with ATF during reassembly.
a Inspect the thrust needle bearings and the needle bearings for galling and rough movement.
a Before installing the O-rings, wrap the shatt splines with tape to prevent damaging the O-rings.
a Locknut has left-hand threads.
LOCKNUT IFLANGE NUTI19 x 1.25 mm78 N.m (a.0 kgf.m, 58 lbl'ltlReplace.Left hand threads
THRUST WASI{€R
4TH GEAR
CONICAL SPRING WASHERReplace.
1ST CLUTCHASSEMBLY
O-RINGSReplace.
THRUST WASHER
THRUST NEEDLEEEARING
NEEDLE EEARING
1ST GEABMAINSHAFTCheck splines for excessivewear ano oamage,Check bearing surface for scoring,scratches and excessive wear.
NEEDLE BEARINGS
THRUST NEEDI-EBEARING
4TH GEAR COLLAR
2ND/4TH CLUTCH
BEARING
THRUST NEEDLEBEARING
lST GEARCOLLAR
O-RINGSReplace.
THRUST WASHER, 36.5 x 55 mmSelective part.
THBUST NEEDLEBEARING
2ND GEAR
lnstall the sealing ringmating laces as shown-
SET FING
NE€DLE BEARING
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14-133

Mainshaft
!Clgarance Measurement
NOTE: Lubricate all parts with ATF during assembly,
1 . Remove the mainshaft bearing from the transmission
housing {see page 14-156).
2. Assemble the pans below on the mainshaft.
NOTE: Do not assemble the O-rings during in-
spection.
CONICALWASHER
Inspection
SNAP RING
lST CLUTCH ASSEMBLY
THRUST WASHER
lST GEAR COLLAR
TRANSMISSIONHOUSING BEARING
THRUST WASHER
TH GEAR COLLAR
2ND/4TH CLUTCI{ASSEMALY
THRUST WASHER36.5 x 55 mmSelective part
THRUST NEEDLEBEARING
zND GEAR
BEARING
THRUST N€EDLEBEARING
MAINSHAFT
14-134
3. Torque the mainshatt locknut to 29 N.m (3.O
kgf.m, 22 lbt.tt).
NOTE: Mainshaft locknut has left-hand threads.
29 N.m (3.0 ksl'm,22 lbf'ftl
Hold 2nd gear against the 2nd clutch, then meas-
ure the clearance between 2nd gear and 3rd gear
with a feeler gauge.
NOTE: Take measurements in at least three places,
and use the average as the actual clearance.
STANDARD: 0.05-0.13 mm 10.002-0.005 in)
THRUST WASHER,36.5 x 55 mm
3RD GEAR 2ND GEAR

Countershaft
Disassembly/lnspection/Reassembly
NOTEI
a Lubricate all parts with ATF before reassembly.
a Inspect the thrust needle bearings and the needle bearings for galling and rough movement.
a Before installing the O rings, wrap the shaft splines with tape to prevent damaging the O-rings.
a Locknut has left-hand threads.
CONICAL SPRINGWASHER
1ST GEAR
TFANSMISSIONHOUSING BEARING
REVERSE GEAR COLLAR
LOCKNUT {FLANGE NUTI23 x 1.25 mm103-0-1O3N.m(10.5-0-lO.5kgf.m,
75.9 - 0 - 75.9 rbf.lrlReplace.Left hand threads
BEARING
REVERSESELECTOR
REVERSE SELECTORHU8
COUNTERSHAFTCheck splines for excessivewear and damage,
4TH GEAR
NEEDLE EEARINGCheck bearing surface for scoring,scratches and excessive wear.DISTANCE COLLAR,28 mmSelective part.
2ND GEAR
THRUST NEEDLEEEARING
3RD GEAR
NEEDLE BEABING
i3RD GEAR COLI-AR
THRUST NEEDLE BEARING
SPLINED WASHER
3RD CLUTCH ASSEMBLY
14-136

I3.Install the parts below on the countershaft sub
assembly, then torque the locknut to 29 N.m (3.O
kgf .m, 22 lbl'ft).
NOTE: Countershalt locknut has left hand threads.
LOCKNUTLeft hand threads
CONICAL SPRINGWASHEB
PARKING GEABiONE.WAYCLUTCH/1ST GEARASSEMELY
NEEEDLE EEARING
lST GEAR COLLAR
TRANSMISSION HOUSINGBEARING
REVERSE GEARCOLLAR
COUNTERSHAFTSUB,ASSEMBLY
Measure the clearance between the 2nd gear and
the 28 mm distance collar with a feeler oauoe.
NOTE: Take measurements in at least three places,
and use the average as the actual clearance.
STANDARD: O.10-O.18 mm (O.0O4-O.OO7 inl
2ND GEARFEELER GAUGE
DISTANCE COLLAR,
DISTANCE COLLAR.
14-139

Transmission
NOTE:
a Coat all parts with ATF.
a Replace the parts below:. O-rings. Lock washers. Gaskets. Locknuts. Conical spring washers. Sealing washers
TOROUE: 6 x 1.0 mm Bolt 12 N'm (1.2 kgf.m, 8.7 lbt.ttl
6 x 1.0 mmATF FEED PIPEBolts, T
Reassembly
DOWEL PINS, 2
ATF FEED
LUBRICATOBPLATE
6 x 1.0 mm
ATF FEED PIPES
O.RINGSTATORSHAFT
SHAFT
\tIt]U
ATFFEEDPIPES
STOPSHAFT
6 x 1.0 mmBolts, 6
TOR COVER
ATF FEED PIPE
VALVE SPRINGSTOROUE CONVERTERCHECK VALVECOOLER CHECK VALVE
LOCK-UP SEPARATPLATE
REGULATOR VALVEBODY
6 x 1.0 mm8olls, 3
LOCK WASHER
SERVO DETENTBASE
ATF STRAINER
SUCTION PIPECOLLAR
6 x 1.0 mmBohs, 4DOWEL PINS, 2MAIN VALVEBODY
SERVO EODY
SEPARATOR
VALVE
PINS,2
SEPARATOR
6 x 1.0 mm1 Bolt
ATF PUMP DRIVEN GEAR SHAFT
ATF PUMP DRIVEN GEAR
GEAR /.
.,,o
{--==,.-,,..;;,,, :_ :,_11,
PLATE
14-160
CONVERTER

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A
1.
ATF PUMP DRIVENGEAR SHAFT
ATF PUMPDRIV€N GEAR
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Grooved and ch6mleredside faces separatorplate.
Install the suction pipe collar in the torque conven-
er housing.
Install the main separator plate with two dowel pins
on the torque convener housing. Then install the ATF
pump drive gear, driven gear and driven gear shaft.
NOTE: Install the ATF pump driven gear with its
grooved and chamfered side facing down.
ATF PUMPDRIVE GEAR
Loosely install the main valve body with four bolts.
Make sure the ATF pump drive gear rotates smoothly
in the normal operating direction and the ATF pump
driven gear shalt moves smoothly in the axial and
normal operating directions.
Install the secondary valve body, separator plate and
two dowel pins on the main valve body.
lnstallthe control shaft in the housing, with the con-
trol shaft and manual valve together.
Installthe detent arm and arm shaft in the main valve
body, then hook the detent arm spring to the detent
arm.
SERVO SEPARATOR PLATE
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DETENT ARM SPRING
'17. Install the ATF feed oipes.
14-161
7. Install the servo body and separator plate (six bolts|.
8. Install the accumulator cover (three bolts).
9. Install the servo detent base and ATF strainer and
new lock washers (three bolts).
1O. Tighten the four bolts to '12 N.m (1.2 kgt.m, 8.7
Ibf.ft) on the main valve body.
Make sure the ATF pump drive gear and ATF pump
driven gear shaft move smoothly.
11. lf the ATF pump drive gear and ATF pump driven
gear shaft do not move freely, loosen the four bolts
on the main valve bodv and disassemble the valve
bodies. Realign the ATF pump driven gear shaft and
reassemble the valve bodies, then retighten the bolts
to the soecified toroue.
CAUTION: Failure to align the ATF pump ddven gear
shaft corr€ctly will result in a seized ATF pump driv€
gear or ATF pump dliven g€ar shatt,
ATF PUMP ATF PUMP
DRtvEN GEAR ORIVEN GEARSHAFT
12. lnstall the stator shatt and stop shaft.
13. Inslall the stop shaft stay on the secondary valve
body (one bolt).
14. Install the regulator valve body with the bolt.
1 5. Install the torque converter check valve, cooler check
valve and valve springs in the regulator valve body.
16. Install the lock-up valve body, separator plate, two
dowel pins and lubricator plate (eight bolts).
(cont'd)

Transmission
TRANSMISSIONMOUNT BRACKET
Reassembly (cont'd)
TRANSMISSIONHANGER
Efr
E
12 x 1.25 mm49 N.m (5.O
36 tbf.fr)
CONNECTOR BRACKET
NEEDLE BEARII{G
REVERSE GEAR
MAINSHAFT
SHIFT FORK
REVERSE SELECTOR
SUB-ASSEMBLY
14-162
r=-42
TOROUE CONVERTERHOUSING
TRANSMISSION HOUSINGMOUNTING BOLTS, 1810 x 'l.25 mm44 N.m 14.5 kgf.m, 33 lbf.ftl
TRANSMISSION HOUSINGGASKET
BEVERSE GEAR COLLAR
LOCK WASHERReplace.
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