SDR SWIA971552

Service difficulty report · Eec · Emb EMB120ER

Difficulty date
August 1, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N301YV
Make and model
Emb EMB120ER
Aircraft serial
120301
Engine
Pwa PW118A
Part
Eec
Condition
Failed
Location
Right
Stage of operation
CL
Nature of condition
J
Precautionary procedure
H, A

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

What was found

ON CLIMB AT 1000 FT, RIGHT ENGINE TORQUE ROSE UNCOMMANDED TO APPROXIMATELY 124 PERCENT. PROP NP WAS APPROXIMATELY 100 PERCENT, T6 BELOW 800 FT. ALL OTHER PARAMETERS NORMAL AND EEC WARNING ENSUED. CHECK LIST CALLED FOR EEC SWITCH TO MANUAL AT WHICH TIME CONTROL OVER ENGINE WAS RETAINED TO POWER LEVER, TORQUE REMAINED 124 PERCENT FOR 10-15 SECONDS. RETURNED TO SFO. RIGHT ENGINE TORQUE IS WITHIN LIMITS AS PER PRATT AND WHITNEY ENGINE MM 05-10-00, PAGE 8 FIGURE 2. PERFORMED ENGINE RUN. FOUND RIGHT EEC FAILED, WON'T RESET. DEFERRED RIGHT EEC AS PER MEL 73-21-1.

More about the Emb EMB-120ER