What was found
OPERATIONAL TEST OF THE RUDDER-TRAVEL LIMITING FUNCTION IAW AMM 22-61-00-710-001-A. PERFORMED OPS CHECK OF RUDDER TRAVEL LIMITING FUNCTION IAW AMM 22-61-00-710-001-A, OPS CHECK FAILED. CONTINUED TROUBLESHOOTING REF TSM LOSS OF THE RUDDER TRAVEL LIMITATION-FUNCTION ON FAC1 REF 22-61-00-810-803-A REF LP 5866554 FOR REMOVAL & REPLACEMENT OF ELECT MODULE OF RUDDER TRAVEL LIMITATION UNIT, INSTALLED RUDDER TRAVEL-LIMITATION UNIT IAW AMM 27-23-51 UP & INCLUDING 4(D)(3). CONTINUE INSTALLATION FROM STEP 4(E). CONTINUED ON INSTALLATION OF RUDDER TRAVEL-LIMITATION UNIT IAW 27-23-51 UP TO AND INCLUDING STEP 4 (F) 4, NEXT STEP SHOULD BE 4 (G) FLAGGED FOR CAT 3 SWAPPED FAC1 FOR FAC2 & SWAPPED BACK NO HELP. PROCEEDED WITH FIM 22-61-00-810-804-A SO FAR THE LIMIT RUDDER UNIT TRAVEL, ELECT MODULE OF RUDDER TRAVEL LIMITATION-UNIT, RELAY & FAC 2 HAVE BEEN DONE. FAULT FOR AUTO FLT RUDDER TRV LIM 2 STILL REMAINS, WIRING AND PRESSURE SWITCH REMAIN. SWITCH REFORMED IDLE RUN OF BOTH ENGINES FOR 5 MINS PRECAUTION, FAULT DID NOT RETURN.