SDR 99ZZZM151

Service difficulty report · Clamp · Lkheed 10113851

Difficulty date: January 5, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N826CR
Make and model: Lkheed 10113851
Aircraft serial: 193A1141
System (JASC): 2130 · Cabin Pressure Control System
Part: Clamp
Condition: Loose
Location: Nr 3 Acm
Component: Hamstd
Stage of operation: CR
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CABIN PRESS FAULT LEGEND, CABIN ALT CLIMBING WITH BOTH OUTFLOW VALVES CLOSED. WHEN LEVELING FLT 350, CABIN PRESS WARNING HORN CAME ON FOLLOWED BY CABIN PRESS FAULT LIGHT ON AND DIFF PRESS AT 5000 AND CABIN ALT AT 11.5 COULD NOT CONTROL IN STANDBY OR MNL MODE. NO AIRFLOW IN AIRCRAFT. FOUND CLAMP ON RUBBER BOOT LOOSE AT NR 3 PACK WATER SEPARATOR. REPOSITIONED BOOT AND RESECURED CLAMP IAW 21-31-00. (M)