ALT UNDERSHOT WHEN A CPR JET PIC FAILS TO CLB IN ACCORD WITH AN ALT ASSIGNMENT BY CTLR AT N90 DURING TEB 6 DEP PROC 12 MI NW OF COL; NJ.

2003-02 · NASA ASRS report 575449

Date: 2003-02 · Aircraft: Light Transport; Low Wing; 2 Turbojet Eng

Anomalies: aircraft-equipment-problem-less-severe|deviation-altitude-undershoot|deviation-discrepancy-procedural-clearance|deviation-discrepancy-procedural-published-material-policy

Synopsis

ALT UNDERSHOT WHEN A CPR JET PIC FAILS TO CLB IN ACCORD WITH AN ALT ASSIGNMENT BY CTLR AT N90 DURING TEB 6 DEP PROC 12 MI NW OF COL; NJ.

Narrative

AFTER DEPARTING TEB ARPT ON THE TEB 6 DEP; WE FOLLOWED THE DEP PROC AS PRESCRIBED. WE WERE GIVEN A CLB TO 6000 FT MSL AND WERE INSTRUCTED TO TAKE A HDG TO INTERCEPT THE 350 DEG RADIAL OFF COLTS NECK VOR AND TRACK INBOUND; THE FIRST RERTE FROM CLRNC. THE PNF BEGAN SETTING THE NEW INFO INTO THE FMS AND BACK-UP ON RAW DATA. A DISCREPANCY OCCURRED; WHICH SHOWED UP ON THE MFD MOVING MAP. I LOOKED DOWN TO SEE WHAT MAY HAVE BEEN MISSED. AS I DID; A RADIO XMISSION CAME INSTRUCTING US TO HEAD DIRECT TO WHITE INTXN. SINCE I WAS LOOKING DOWN; THE PNF WAS LOOKING OUT AND RUNNING THE RADIO. FIRST MISTAKE: NO POSITIVE XFER OF CTL OF ACFT FROM PF TO PNF. BECAUSE OF THAT; THE PNF RECEIVED INSTRUCTIONS TO CLB TO 17000 FT WITH AN EXPEDITE THROUGH 11000 FT. THE PNF SET THE NEW ALT INTO THE ALT ALERTER; BUT DID NOT TELL ME OR CHALLENGE ME WITH THE NEW INSTRUCTION HE HAD ACKNOWLEDGED. SECOND MISTAKE: OFF COMPANY SOP ON CONFIGN OR FLT REGIME CHANGE. THE SECOND RERTE CAUSED A BREAKDOWN IN COCKPIT COM. I; THE PF; NEVER HEARD THE CLB CLRNC AND WAS NEVER CHALLENGED BY THE PNF. ONLY WHEN QUERIED BY ATC DID I REALIZE THE ALT ALERTER SETTING HAD BEEN CHANGED. I ASKED THE PNF WHAT THE HECK HAPPENED. HE REALIZED HE HAD NOT CHALLENGED ME ON WHETHER OR NOT I HAD SEEN OR HEARD THE ATC INSTRUCTION. ATC ASKED IF ANYTHING WAS WRONG. WE REPLIED NO; AND APOLOGIZED FOR NOT STARTING OUR ACKNOWLEDGED CLB TO 17000 FT. SUBSEQUENTLY; WE WERE TOLD NOT TO CLB; RETURNED TO THE ORIGINAL 350 DEG RADIAL TO COLTS NECK VOR AND WERE THEN GIVEN A HDOF TO ANOTHER CTLR WHO THEN CLBED US AND GOT US OUT OF THE NEW YORK AREA. THE PRIMARY CAUSE OF DEV (NOT CLBING ON AN ACKNOWLEDGED ATC INSTRUCTION) WAS LACK OF COM AND THE PNF NOT FOLLOWING COMPANY SOP'S.

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.

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