Nissan Micra Automatic Transmission Brake Band Adjustment & Manual Shaft AT-52
AT-52 brake band adjustment; torque anchor end pin 4-6 N-m, back off 2.5 turns, tighten lock nut 16-22 N-m; install manual shaft retaining pin.
This is page AT-52 from a Nissan automatic transmission service manual section covering assembly procedures (steps 31 through 34). Step 31 describes brake band adjustment: first torque the anchor end pin to 4-6 N·m (0.4-0.6 kg-m, 2.9-4.3 ft-lb), then back the anchor end pin lock nut off 2.5 turns, and finally tighten the lock nut to 16-22 N·m (1.6-2.2 kg-m, 12-16 ft-lb) while holding the anchor end pin stationary. Step 32 covers assembling the parking actuator support and throttle wire to the transmission case, with a labeled photograph. Step 33 instructs applying grease and vaseline to the manual shaft, with an illustration (SAT670) showing where to apply vaseline, grease, and the O-ring location. Step 34 covers securing the manual shaft with a retaining pin using a suitable bar (illustration SAT400), with a caution that the retaining pin must always be installed with its cleavage facing the transmission case, driven to approximately 3 mm (0.12 in) depth (diagram SAT415). Readers can learn the exact brake band adjustment torque sequence and manual shaft installation details for this automatic transmission.
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Frequently asked questions
- What is the anchor end pin torque for the brake band adjustment?
- First torque the anchor end pin to 4 - 6 N·m (0.4 - 0.6 kg-m, 2.9 - 4.3 ft-lb).
- How many turns do you back off the anchor end pin lock nut?
- Back off the anchor end pin lock nut 2.5 turns after the initial torque, then tighten the lock nut while holding the anchor end pin stationary.
- What is the lock nut torque specification?
- Tighten the lock nut to 16 - 22 N·m (1.6 - 2.2 kg-m, 12 - 16 ft-lb).
- How should the manual shaft retaining pin be installed?
- Always install the retaining pin with the cleavage facing the transmission case, driven in to approximately 3 mm (0.12 in).
- What lubrication is applied to the manual shaft before installation?
- Apply grease and vaseline to the manual shaft as shown in illustration SAT670 (vaseline near the O-ring area, grease at the shaft end).
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