Page 833 of 2189
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.
Page 834 of 2189
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
Page 835 of 2189
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
Page 836 of 2189
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
Page 837 of 2189
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
Page 838 of 2189
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
Page 839 of 2189
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
Page 840 of 2189
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