What was found
PEN - AFTER T/O GEAR WOULD NOT RETRACT. NO ECAM MESSAGE. CONSULTED RED TABS. NO REFERENCE AVAILABLE, RETURNED TO PEN. LANDING OK, AFTER ROLLOUT, NO NOSE WHEEL CONTROL. A/C TOWED TO GATE. TIGHTENED CONNECTOR AT C/B 2 GB. REMOVED AND REPLACED PROX DETECTOR UNIT IAW. A310 M/M 32-31-71. PERFORMED OPS CK OF NOSE STEERING. OPS CHECK OK.