SDR CALA2016081200526

Service difficulty report · Flex Line · Boeing 777222

Difficulty date: August 12, 2016
Submitted: August 12, 2016
Operation: Air carrier
Aircraft: N788UA
Make and model: Boeing 777222
Aircraft serial: 26942
Aircraft time: 84,984 hours, 11,529 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: Flex Line
Condition: Broken
Location: Hyd System
Stage of operation: AP
How discovered: O
Nature of condition: K, J
Precautionary procedure: O

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

What was found

HYD PRESSURE SYS C EICAS CAUTION LOW CENTER HYDRAULIC SYSTEM PRESSURE . SYSTEM PRESSURE LESS THAN 1200 PSI. MM 29-10150. ASM 29-11 TASK 894 C HYD SYS RESERVOIR LOWER SIGHT GLASS INDICATION NORMAL. IAW AMM 29-11-00-200-804 EXTERNAL LEAK CHECK ACCOMPLISHED, NOSE STEERING FLEX HYD HOSE BROKEN. IAW MM 32-51-00, FLEX HOSE REPLACED. IAW AMM 29-11-00 MAIN HYD C SYS A DJUSTEMENT TEST ACP OK. IAW AMM 32-51-00 NOSE LND GEAR STEERI NG FUNCTIONAL AND ADJUSTEMENT TEST ACP OK