What was found
AFTER SERVICING APU OIL AND RUNNING APU FOR LEAK CHECK. APU SMOKED CABIN WITH NO EXTERNAL LEAKS FROM CAP. R/R OF APU PER WORK CARD 4900-2121, LEAK / OPS NORMAL , NO LEAKS. PERFORMES AIRCONDITIONING SYSTEM OIL CONTAMINATION CLEANING. NO OIL CONTAMINATION FOUND IN THE SYSTEM PER W/C 2120-2368 TO ITEM 6. 868016. COMPLETED WORK CARD 2120-2368. AND 7100-2619. APU WAS REPLACED W/C 4900-2121. NO SMOKE ODOR PRESENT DURING FULL DUCT BURN. (LP5221584)