HONDA CIVIC 1999 6.G Workshop Manual

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'
Inspection
r Clearance Measurement
NOTE; Lubricate all parts with ATF during assembly
1. Remove the countershaft bearing from the trans-
mission housing (see page l4-174)
2. Installthe parts below on the countershaft using lhe
special tool and a press as described on this page
NOTE: Do not assemble the O-rings during inspec-
tion.
REVERSE SELECTOR
HUB
4TH GEAR
NEEDLE BEARING
DISTANCE COLLAR, 28 mm
Selectave Part.
2ND GEAR
THRUST NEEDLE BEARING
3RD GEAR
BEARING
3RD GEAR COLLAR
THBUST NEEDLE BEARING
SPLINEO WASHER
3RD CLUTCH ASSEMBLY
(conl'd)
14-153

Gountershaft
Inspection (cont'dl
3. Install the parts below on the countershaft sub-assembty, then torque the locknut to 29 N.m (3.0kql.m , 22 blf.ftt .
NOTE: Countershaft locknut has left hand threads.
(=)-----'
v
LOCKNUTLeft hand threads
CONICAL SPRINGWASHER
PARK GEAR/ONE.WAYCLUTCH/1ST GEARASSEMBLY
NEEOLE BEARING
.I ST GEAR COLLAR
TRANSMISSION HOUSINGBEARING
REVERSE GEARCOLLAR
\
14-154
4. Measure the clearance between the 2nd gear andthe 28 mm distance collar with a feeler gauge.
NOTE: Take measurements in at least three places.and use the average as the actuar ctearance.
STANDAFD: 0.10 - 0.18 mm {0.004 - 0.002 inl
lf the clearance is out of tolerance. remove the 2gmm distance collar and measure the width.
Select and install a new distance collar, thenrecheck.
DISTANCE COLLAR, 28 mm
7. Afret selecting a new distance collar, recheck theclearance and make sure it is within tolerance.
OISTANCE COLLAR, 28 mm
No.Part Numb€rwidrh
190503-PCg-00039.00 mm (1.535 in)
290504-PCg-00039.10 mm { 1.539 in)
90505-PCg-00039.20 mm (1.543 in)
90507-PCg-00039.30 mm {1.547 in)
90508-PC9-00039.05 mm (1.537 in)
90509-PCg-00039.15 mm (1.541 in)
790510-PCg-00039.25 mm ( 1.545 in)
I90511-PCg-00038.90 mm (1.531 in)
90512-PCg-00038.95 mm (1.533 in)

One-way Clutch
Disassembly/lnspection/Reassembly
1. Separate countershaft 1st gear from the park gear
by turning the park gear in the direction shown
2. Remove the one-way clutch by prying it up with the
end of a screwdriver.
COUNTERSHAFT 1ST GEARONE-WAY CLUTCHNOTE: lnstall in this direction.
ONE'WAY CLUTCH
COUNTERSHAFT lST GEAR
COUNTERSHAFT lST GEAR
SCREWORIVER
14-155
3. Inspect the parts as followsl
PARK GEARInspecl the park gear
for wear and scorrng.
ONE-WAY CLUTCHInspect the one-way
clutch for damage and
laulty movement.
lST GEABInspect countershalt lst gear
for wear ancl scorlng.
After the parts are assembled, hold countershaft 1st
gear and turn the park gear in the direction shown
to be sure it turns freely. Also make sure the park
gear does not turn in the opposite direction.

Clutch
lllustrated Index (A4RA, B4RA Transmission)
3RD CLUTCH
O-RINGSBeplace. CLUTCH ptSTON
lST CLUTCH
CLUTCHDRUM
CLUTCH ENDPLATE
SPRING RETAINER
RETUNN SPRING
CLUTCH DRUM
SNAP RING
CLUTCH END
CLUTCH PLATESStandard thickness:1.6 mm (0.063 in)
SNAP RING
CHECK VALV€
\
14-156

SNAP RING
2NDi4TH CLUTCH
SNAP RING
SPRING RETAINER
RETURN SPRING
DISC SPRING
CHECK VALVE
O.RINGSReplace.4TH CLUTCH DRUM
CLUTCH PISTON
CLUTCH PLATESStandardthickness: O-RINGS2.0 mm {0.079 in) Replace.
SNAP RING
14-157

Clutch
lllustrated Index (M4RA Transmission)
3RD CLUTCHCLUTCHDRUM
CLUTCH PISTON
DISC SPRING
CLUTCII END
rST CLUTCH
CLUTCH E D
SI{AP RIiIG
CLUTCH PLATESStandard thickness:1.6 mm (0.063 in)
CHECK VALVE
L
14-158

SNAP RING
2ND/4TH CLUTCH
VALVE2.0 mm (0.079 in)
2ND CLUTCHDRUM
CLUTCH PISTON
RETURN SPRING
\l-.
CLUTCHPISTON
RETURN SPRING
SNAP RING
14-159

Clutch
Disassembly
1.Remove the snap ring. then remove the clutch endplate, clutch discs and plates.
SCREWDRIVER
SNAP RING
2. Remove the disc spring.
NOTE: Except 2nd clutch.
1CLUTCI{ DRUM
DISC SPRING
L
14-160
3. Installthe special tools as shown.
CLUTCHCOMPRESSORAOLT ASSEMBLY07GAE - PG4tt200olO'GAE - FG4O2OA
CLUTCH SPRINGCOMPRESSORATTACHMENT07LAE -PX40,t 00
CLUTCH SPRINGCOMPRESSORATTACHMENT07LAE - PX()100o107HAE - P150100
CLUTCH SPRINGCOMPRESSORATTACIIMENToTLAE-PX40100
CLUTCH SPRINGCOMPRESSORATTACHMENT07LAE - Px/Ol00ot07HAE - PLs0100
CLUTCHCOMPRESSORBOLT ASSEMBLY07GAE - PG/O200
OTGAE - PG4O2OA

CAUTION: lf eithd end of the 3pocial tool issotoveran
area ot the spring rstainer which is unsupport€d by tho
return spring, tho r€tain€l may be damagod. Bo eure the
special tool is adiusted to have full contact with tha
spring retainor.
SPRING RETAINER
4. Compfess the return sprang.
Do not sat horo.
5. Remove the snap ring. Then remove the special tools,
spring retainer and return spring.
Wrap a shop rag around the clutch drum, and apply
air pressure to the ATF passage to remove the pis-
ron.
Place a finger tip on the other end while applying
air pressure.
OSHA.APPROVED
SPRING RETAIItIER
PISTON
14-161

Clutch
Reassembly
NOTE:
. Clean all parts thoroughly in solvent or carburetor
a
cleaner, and dry them with compressed air.
Blow out all passages.
Lubricate all parts with ATF before reassembly.
Inspect the check valve; if it's loose, replace the pis-
to n.
1.
CHECK VALVE
2. Install new O-rings on the clutch piston.
O RINGS
PISTON
-
14-162
3. Install the piston in the clutch drum, Apply pressure
and rotate to ensure proper seating,
NOTE: Lubricate the piston O-ring with ATF beforeinstalling.
CAUTION: Do not pinch the O-ring by insta ing thepiston with too much force.
CLUTCII DRUM
Install the return spring and spring retainer, andposition the snap ring on the retainer.
CLUTCI{ DRUM