TM 9--2350--292--10
0053 00--4
OPERATE AUXILIARY POWER UNIT -- CONTINUED
0053 00
STARTING APU -- CONTINUED
CAUTION
If HIGH AIR TEMPERATURE indicator lights during APU operation, turn off the APU and let it
cool. If indicator comes on often, notify unit maintenance. Failure to comply may result in
failure of the APU.
13. While APU is running, check gauge and indicators on APU control box (9) frequently for possible malfunctions.
STOPPING APU
1. To stop the APU, turn APU GEN switch (5) and FUEL SHUTOFF switch (6) to OFF.
2. If the APU continues to run, turn OFF MASTER switch (3).
5
6
3
9