What was found
UPON CLIMBING OUT, THE PILOTS REPORTED THAT THE CAPTAINS ALTIMETER FAILED, HOWEVER, IT WAS NORMAL AFTER FIVE MINUTES. MX REMOVED AND REPLACED THE CAPTAINS ENCODING ALTIMTER IAW GMM 9.7.0, FAR 43 APPENDIX (E)AND(C)(A). MX PERFORMED PITOT STATIC CHECKS IAW BMM 24 AND TASKCARD 1900-3412-04. THE OPS AND LEAK CHECK WERE GOOD.