1998 ACURA INTEGRA Service Repair Manual

Disassembly/Reassembly
1. Using a hydrsulic press, press out the countershaft
while supponing 4th gear.
NOTE: Place an attachment between the oress andthe countershaft to prevent damage to the shatt,
CAUTION: Do not allow th€ count€rshaft to fall rnd
hit the ground.
T
T
2. Assemble the parts on the countershaft as shown
below.
NOTE:
a Lubricate all parts with ATF during assembly.
a Before installing the O-rings, wrap the shaft
splines with tape to prevent damaging the
O-rings.
'{EEDLE EEARIIIG
DISTANCE COLLAR, 28 mmSelectivo part.
THRUST NEEDLE BEARING
BEARING
GEAR COLLAR
TI{BUST NEEDLE BEARING
WASHER
CLUTCH ASSEMBLY
(cont'd)
14-137

Countershaft
Disassembly/Reassembly (cont'dl
3. Install the reverse selector hub on the countershaft
sub-assembly, and then press the reverse selector
hub using the special tool and a press as shown.
Clearance Measurement
NOTEr Lubricate all parts with ATF during assembly.
1. Remove the countershaft bearing from the transmis
sion housing (see page 14 156).
2. lnstallthe parts below on the countershaft using the
special tool and a press as described on this page.
NOTE: Do not assemble the O-rings during an-
spection.
REVERSE SELECTORHUB
4TH GEAR
BEARING
DISTANCE COLLAR, 28 mmSelective part.
2ND GEAR
THRUST NEEDLE BEARING
3RO GEAR
THRUST NEEDLE BEARING
SPLINED WASHER
BEARING
GEAR COLLAR
CLUTCH ASSEMBLY
14-138

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

Countershaft
Inspection (cont'd)
5. lf the clearance is out of tolerance. remove the
28 mm distance collar and measure the width.
6. Select and install a new distance collar. then
recheck.
DISTANCE COLLAR, 28 mm
7. Alter replacing the distance collar, make sure the
clearance is within tolerance.
No.Part Numberwidth
190503-PC9-OOO39.00 mm (1.535 in)
t90504-PC9-00039.10 mm (1 .539 in)
90505-PC9-00039.20 mm (1.543 in)
90507-PC9-O0039.3O mm (1.547 in)
590508-PC9-OOO39.05 mm (1 .537 in)
90509-PC9-00039.1 5 mm {'1.541 in)
790510-PC9-00039.25 mm (1.545 in)
I90511-PCg-00038.90 mm (1.531 in)
I90512-PC9-OO038.95 mm (1.533 in)
14-140
Y
J
./

One-way Glutch
I
Disassembly/lnspection/Reassembly
1 . Separate countershaft l st gear from the parking gear
by turning the parking gear in the direction shown.
PARKING GEAR
2. Remove the one-way clutch by prying it up with theend of a screwdriver.
ONE.WAY CLUTCHCOUNTERSHAFT 1sr GEAR ioie, ,n",u', In thrs drectron.
Of{E-WAY CLUTCH
COUNTERSHAFT lST GEAR
COUNTERSHAFT lST GEAR
SCREWDRIYER
14-141
Inspect the parts as follows:
PARKING GEARInspect the parking gearfor wear and scoring.
ONE-WAYInspect the one-wayclutch for damages andfaully movement,
1ST GEARInspect countershaft 1st gearIor wear and scoring,
3. After the parts are assembled, hold countershaft l stgear and turn the parking gear in the direction shown
to be sure it turns freely. AIso make sure the park
ing gear does not turn in the opposite direction.
PARKING GEAR
COUNTERSHAFT 1ST GEAR

Sub-shaft
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 shaft splines with tape to prevent damaging the o-rings.
TRANSMISSION HOUSING
TRANSMISSIONHOUSING BEARING
1ST-HOLO C|-UTCHASSEMBLY
O-RINGSReplace.
THRUST WASHER
THRUST NEEDLEBEARING
NEEDLE BEARING
4TH GEAR
THRUST NEEDLEAEARING
4TH GEAR COLLAR
NEEDLE BEARING
6 x 1.0 mm12 N.m(1.2 kgf.m, 8.7 lbf.tt)
SUB-SHAFTCheck splines for excessivewear and oamage.Check bearing surface forscoring, scratches and
ATFReplace-NEEDLE BEARINGSTOPPEB
14-142

t
Disassembly/Reassembly
Remove the ATF guide cap by pushing the sub-shaftinside the transmission housing.
Remove the 1st-hold clutch assembly by pulling thesub-shaft, then remove the sub-shaft.
Install new O-rings on the sub-shaft.
NOTE: Wrap the shaft splines with tape to preventdamaging the Orings,
Place the sub-shaft in the transmission housing andinstall the 1st-hold clutch assembly.
Install new ATF guide cap using the specialtools asshown.
NOTE: Install the ATF guide cap in the direction
shown.
ORIVER
TTACHMENT,32x35mm07746-O010100
CLUTCHASSEMBLY
14-143

Sub-shaft Bearings
Replacement
NOTE: Lubricate all parts with ATF before reassembly.
1 . To remove the sub-shaft ball bearing from the trans-
mission housing, expand the snap ring with snap ring
pliers, then push the bearing out using the special
tools and a press as shown.
ATTACHMENT. 62 r 68 mm07746-0010500
Remove the needle bearing stopper.
Remove the needle bearing from the transmission
housing using a drift punch.
DRIFT PUNCH
L
14-144
7A
SNAP RING
Install the new needle bearing in the transmission
housing using the specialtools and a press as shown.
PRESS
ATTACHMENT, 32 x 35 mm07746-0010roo
Expand the snap ring with snap ring pliers, then in-
sert the ball bearing part-way into the housing us-
ing the special tools and a press as described in step
1. Installthe bearing with the groove facing outside
the housing.
Release the pliers, then push the bearing down into
the housing until the snap ring snaps in place around
rt.
After installing the ball bearing, verity the following:
a The snap ring is sealed in the bearing and hous-
ing grooves.
a The snap ring operates Properly.a The ring end gap is correct.
5.
6.
7.
END GAP: 0-7 mm