Service difficulty report · Priority Valve · Cndair CL6002B19

Difficulty date
August 25, 2010
Submitted
August 30, 2010
Operation
Air carrier
Aircraft
N903EV
Make and model
Cndair CL6002B19
Aircraft serial
7621
Aircraft time
20,574 hours, 17,872 cycles
Engine
Ge CF34*
Part
Priority Valve
Part number
4622
Part serial
1338A
Condition
Malfunctioned
Location
Nlg Door
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ON TAKEOFF-GEAR DISAGREE AND NOSE DOOR OPEN WARNING MESSAGES AND WOW INPUT CAUTION AND STEERING INOP CAUTION MESSAGE. ADDITIONALLY WOW OUTPUT FAIL STATUS MSG. NOSE GEAR INDICATED DOWN AND LOCKED. COMPLIED WITH QRH WOW INPUT CAUTION WAS THE ONLY MEESAGE WE COULD NOT EXTINGUISH (TOWER PUT EMERGENCY EQUIPMENT ON STANDBY) R & R NLG PRIORITY VALVE IAW AMM 32-33-15. FUNCTIONAL CHECK GOOD IAW AMM 32-30-00. R & R PSEU IAW AMM 32-61-01. FUNCTIONAL TEST GOOD IAW AMM 32-61-00. ALL LANDING PROXIMITY SENSOR GAPS GOOD IAW AMM 32-61-05. (CLOSED)