SDR HNAA2013012200010

Service difficulty report · Warning Light · Dhav DHC8311

Difficulty date: January 22, 2013
Submitted: January 22, 2013
Operation: Air carrier
Aircraft: N335EN
Make and model: Dhav DHC8311
Aircraft serial: 375
Aircraft time: 41,945 hours, 45,256 cycles
System (JASC): 3418 · Stall Warning System
Part: Warning Light
Condition: False Activation
Location: Stall Warning
Stage of operation: TO
How discovered: O
Nature of condition: N
Precautionary procedure: C

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

What was found

NR 1 AND NR 2 STALL SYS FAIL AND PUSHER FAIL CAUTION LIGHTS ILLUMINATED ON TAKEOFF ROLL. CYCLED CIRCUIT BREAKERS SWSP COMP 1 AND 2 OPS NORMAL AT THIS TIME. SYS NR 1 FAULTS: VANE 1-B, VANE 1-F, ASCB 1, ICE 1 OFF. SYS NR 2 FAULTS VANE 2, VANE 2-B, VANE 2-E, ASCB 2, ICE 2 OFF. ALL FAULTS CLEARED. COULD NOT DUPLICATE FAULT. SWSP SYS OPS CKS GOOD IAW WC 27-30-08Q. CLEAR MEL.