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SDR PCAA0310127

Open the Markdown

Service difficulty report · Warning Light · Dhav DHC8102

FAA SDR system

Difficulty date
October 22, 2003
Submitted
October 23, 2003
Operation
Air carrier
Aircraft
N843EX
Make and model
Dhav DHC8102
Aircraft serial
335
Aircraft time
26,824 hours, 29,551 cycles
System (JASC)
2930 · Hydraulic Indicating System
Part
Warning Light
Condition
False Activation
Location
Hyd System
Stage of operation
DE
How discovered
O
Nature of condition
N
Precautionary procedure
B

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

What was found

WHILE ON DESCENT, FLIGHT 3540, INTO YUL (MONTREAL) PILOT NOTICED HYDRAULIC ISOLATION VALVE LIGHT AND INBOARD ROLL SPOILER LIGHTS BOTH ILLUMINATED AND NOTICED NR 1 SIDE HYDRAULIC QUANTITY SHOWED LESS THAN 1.5 QUARTS. AN EMERGENCY DESCENT WAS DECLARED INTO YUL. MAINTENANCE INSPECTED FOR HYDRAULIC LEAKS, NONE FOUND. NR 1 HYDRAULIC SYSTEM WAS BLED, AND GROUND RUNS WERE CARRIED OUT. ALL RUN CHECKS NORMAL. ALSO ASSOCIATED CONNECTORS WERE INSPECTED AND CLEANED. NO DEFECTS WERE NOTED AND AIRCRAFT WAS RETURNED TO SERVICE.