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SDR MALA100163

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Service difficulty report · Relay · Cndair CL6002D24

FAA SDR system

Difficulty date
October 26, 2010
Submitted
October 27, 2010
Operation
Air carrier
Aircraft
N912XJ
Make and model
Cndair CL6002D24
Aircraft serial
15144
Aircraft time
7,468 hours, 4,998 cycles
System (JASC)
2450 · AC Power Distribution System
Part
Relay
Condition
Defective
Location
Ac Bus
Stage of operation
IN
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

WHILE SITTING AT GATE 20 MIN AFTER AIRCRAFT POWER UP "EMER LTS ON" STATUS MESSAGE ILLUMINATED. SIMILAR DISCREPANCY LOG PAGE 2056476 AND PAGE 2056477. CYCLED EMER LIGHT SWITCHES, THE LIGHTS CAME BACK ON. NOW ARE STUCK IN GRR. AIRCRAFT TO BE FERRIED FROM GRR TO DTW FOR THE PURPOSE OF REPAIR OF EMERGENCY LIGHTING SYSTEM. T/S EMER LTS SYS, DETERMINED THE ESS BUS SENSE RELAY DEFECTIVE. NO OTHER ELECTRICAL PROBLEMS NOTED. INSPECTED AIRCRAFT AND FOUND SAFE FOR FERRY FLIGHT FROM GRR TO DTW FOR THE PURPOSE OF REPAIRS. REMOVED AND REPLACED AC ESS BUS SENSE RELAY K198 PN M8356/17-002L IAW CRJ9000 AMM 20-42-00. PERFORMED OPS CHECK OF EMER LTS, OPS CHECK GOOD AT THIS TIME.