TSRM/MK4 Supra/Repair Manual
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ATR/ATM Unit Repair — Second Brake Assembly, page 100

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p.101
Second Brake Assembly — MK4 Supra ATM Unit Repair, page 100
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Page text (OCR transcript)
AT-63

A340E (2JZ-GTE) AUTOMATIC TRANSMISSION - SECOND BRAKE

AT0EB-03

SECOND BRAKE ASSEMBLY

1. INSTALL SECOND BRAKE PISTON
(a) Coat 2 new O-rings with ATF and install them on second brake piston.

O-Ring

O-Ring

AT5185

(b) Being careful not to damage the O-rings, press the second brake piston into the second brake drum with both hands.

D4873 705218

Spring Retainer

Return Spring

AT5183

2. INSTALL PISTON RETURN SPRINGS
(a) Install the piston return spring.
(b) Install the spring retainer.

(c) Place SST on the spring retainer, and compress the return spring with a shop press.
SST 09350-30020 (09350-07040)
(d) Using SST, install the snap ring.
SST 09350-30020 (09350-07070)

SST SST

AT5373

3. CHECK SECOND BRAKE PISTON MOVEMENT
Make sure the second brake piston moves smoothly when applying and releasing low-pressure compressed air to the second brake drum.

D4869 706873