Page 384 of 2898
SAT049F
6. Pull out manual shaft retaining pin.
7. Remove manual shaft and manual plate from transmission
case.
SAT080D
8. Remove manual shaft oil seal.
INSPECTIONNJAT0123+Check component parts for wear or damage. Replace if nec-
essary.
SAT081D
INSTALLATIONNJAT01241. Install manual shaft oil seal.
+Apply ATF to outer surface of oil seal.
SAT610H
2. Install manual shaft and manual plate.
REPAIR FOR COMPONENT PARTS
Manual Shaft (Cont'd)
AT-382
Page 421 of 2898
Low & Reverse Brake
COMPONENTS=NJAT0153
SAT039K
SAT230D
DISASSEMBLYNJAT01541. Check operation of low & reverse brake.
a. Apply compressed air to oil hole of transmission case.
b. Check to see that retaining plate moves to snap ring.
c. If retaining plate does not contact snap ring:
+D-ring might be damaged.
+Oil seal might be damaged.
+Fluid might be leaking past piston check ball.
SAT231D
2. Stand transmission case.
3. Remove snap ring.
4. Remove drive plates, driven plates, retaining plate from trans-
mission case.
REPAIR FOR COMPONENT PARTS
Low & Reverse Brake
AT-419
Page 422 of 2898
SAT242D
5. Set Tool on spring retainer and remove snap ring while com-
pressing return springs.
+Set Tool directly above return springs.
+Do not expand snap ring excessively.
6. Remove spring retainer and return springs.
SAT303E
+Do not remove return springs from spring retainer.
SAT234D
7. Apply compressed air to oil hole of transmission case while
holding piston.
8. Remove piston from transmission case by turning it.
SAT767G
9. Remove D-ring and oil seal from piston.
REPAIR FOR COMPONENT PARTS
Low & Reverse Brake (Cont'd)
AT-420
Page 423 of 2898
INSPECTIONNJAT0155Low & Reverse Clutch Snap Ring, Spring Retainer and
Return Springs
NJAT0155S01+Check for deformation, fatigue or damage.
+Replace if necessary.
+When replacing spring retainer and return springs,
replace them as a set.
SAT162D
Low & Reverse Brake Drive PlatesNJAT0155S02+Check facing for burns, cracks or damage.
+Measure thickness of facing.
Thickness of drive plate:
Standard value: 2.0 mm (0.079 in)
Wear limit: 1.8 mm (0.071 in)
+If not within wear limit, replace.
SAT235DA
ASSEMBLYNJAT01561. Install D-ring and oil seal on piston.
+Take care with the direction of the oil seal.
+Apply ATF to both parts.
SAT239D
2. Stand transmission case.
3. Install piston assembly on transmission case while turning it
slowly.
+Apply ATF to inner surface of transmission case.
SAT241D
4. Install return springs and spring retainer on piston.
For return spring, refer to AT-477.
REPAIR FOR COMPONENT PARTS
Low & Reverse Brake (Cont'd)
AT-421
Page 439 of 2898
SAT661D
+Roll paper around seal rings to prevent seal rings from
spreading.
Band Servo Piston Assembly
COMPONENTSNJAT0165
SAT098K
SAT288D
DISASSEMBLYNJAT01661. Remove band servo piston snap ring.
SAT289D
2. Apply compressed air to oil hole in transmission case to
remove OD servo piston retainer and band servo piston
assembly.
+Hold band servo piston assembly with a rag or nylon
waste.
REPAIR FOR COMPONENT PARTS
Output Shaft, Idler Gear, Reduction Pinion Gear and Bearing Retainer Ð 3AX10 and 3AX18 models (Cont'd)
AT-437
Page 448 of 2898
SAT311G
Assembly (1)NJAT01731. Install revolution sensor onto transmission case.
Always use new sealing parts.
SAT881I
2. Install differential side oil seals on transmission case and con-
verter housing, so that ªAº and ªBº are within specifications.
SAT027K
Unit: mm (in)
AB
5.5 - 6.5 (0.217 - 0.256) þ0.5 to 0.5 (þ0.020 to 0.020)
SAT328D
3. Install parking actuator support to transmission case.
+Pay attention to direction of parking actuator support.
SAT329D
4. Install parking pawl on transmission case and fix it with park-
ing shaft.
ASSEMBLY
Assembly (1)
AT-446
Page 461 of 2898
SAT373D
23. Install reverse clutch assembly.
+Align teeth of reverse clutch drive plates before installing.
Adjustment (2)NJAT0176When any parts listed below are replaced, adjust total end play and
reverse clutch end play.
Part name Total end playReverse clutch
end play
Transmission case++
Overrun clutch hub++
Rear internal gear++
Rear planetary carrier++
Rear sun gear++
Front planetary carrier++
Front sun gear++
High clutch hub++
High clutch drum++
Oil pump cover++
Reverse clutch drum Ð+
SAT374D
TOTAL END PLAYNJAT0176S01+Measure clearance between reverse clutch drum and needle
bearing for oil pump cover.
+Select proper thickness of bearing race so that end play is
within specifications.
SAT375D
1. Measure dimensions ªKº and ªLº and then calculate dimension
ªJº.
ASSEMBLY
Assembly (2) (Cont'd)
AT-459
Page 462 of 2898
SAT376D
a. Measure dimension ªKº.
SAT377D
b. Measure dimension ªLº.
c. Calculate dimension ªJº.
ªJº: Distance between oil pump fitting surface of trans-
mission case and needle bearing mating surface of high
clutch drum
J=KþL
SAT378D
2. Measure dimension ªMº.
a. Place bearing race and needle bearing on oil pump assembly.
SAT379D
b. Measure dimension ªMº.
ªMº: Distance between transmission case fitting surface
and needle bearing on oil pump cover
ªM
1º: Indication of gauge
SAT443D
c. Measure thickness of straightedge ªtº.
M=M
1þt
ASSEMBLY
Adjustment (2) (Cont'd)
AT-460