TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.023

ATR/ATM Unit Repair — First and Reverse Brake, page 24

24 / 275
p.025
First and Reverse Brake — MK4 Supra ATM Unit Repair, page 24
100%
Page text (OCR transcript)
AT-29

A340E(Others) AUTOMATIC TRANSMISSION - SERVICE SPECIFICATIONS

First and Reverse Brake

Pack clearance	0.60 - 1.12 mm	0.0236 -0.0441 in.
Flange thickness	No.50	5.0 mm	0.197 in.
		No.51	4.8 mm	0.189 in.
		No.52	4.6 mm	0.181 in.
		No.53	4.4 mm	0.173 in.
		No.54	4.2 mm	0.165 in.
		No.55	4.0 mm	0.157 in.

Rear Planetary Gear

Planetary pinion gear thrust clearance	Standard	0.20 - 0.60 mm	0.0079 - 0.0236 in.
			Maximum	1.00 mm	0.0394 in.

Valve Body Spring

Spring	Free length and Coil outer diameter mm (in.)	Total No. of coils and Color

Upper valve body
Secondary regulator valve	30.9 (1.217)	11.2 (0.441)	10.5	Blue
Lock-up relay valve	21.4 (0.843)	5.5 (0.217)	17.5	Light Gray
3 - 4 shift valve	30.8 (1.213)	9.7 (0.382)	10.5	Purple
Down shift plug	27.3 (1.075)	8.7 (0.343)	12.5	Yellow
Throttle valve	20.6 (0.811)	9.2 (0.362)	9.5	Blue
		or 23.3 (0.917)	9.2 (0.362)	9.5	White
SUPRA, PREVIA
Second coast modulator valve	24.6 (0.967)	8.3 (0.327)	9.0	Orange
OTHERS
Second coast modulator valve	25.3 (0.996)	8.6 (0.339)	9.5	Orange
Cut-back valve	21.8 (0.858)	6.0 (0.236)	13.5	Red
2 - 3 shift valve	30.8 (1.213)	9.7 (0.382)	10.5	Blue
SUPRA, PREVIA
Low coast modulator valve	26.4 (1.039)	8.3 (0.327)	10.5	Yellow
OTHERS
Low coast modulator valve	30.4 (1.197)	8.3 (0.327)	10.5	Yellow

Lower valve body
Check valve	20.2 (0.796)	12.1 (0.476)	6.5	None
Pressure relief valve	11.2 (0.441)	6.4 (0.252)	7.5	None
1 - 2 shift valve	30.8 (1.213)	9.7 (0.382)	10.5	Purple
Primary regulator valve	62.3 (2.453)	18.6 (0.732)	12.5	Purple
SUPRA
Accumulator control valve	36.1 (1.421)	8.9 (0.327)	14.0	White
OTHERS
Accumulator control valve	33.9 (1.335)	8.8 (0.346)	12.0	Pink