AUXILIARY POWER UNIT (APU) CRANKCASE OIL LEVEL CHECK (OC/W)
1.
Open APU compartment door (WP 0033).
2.
Remove oil gauge rod and wipe clean with rag.
3.
Reinsert oil gauge rod.
4.
Remove oil gauge rod again and verify oil level reaches the FULL mark.
5.
Remove filler cap (Figure 7) and add proper grade oil (OE/HDO), if required, until oil level reaches the FULL
mark on the oil gauge rod.
6.
Insert the oil gauge rod and filler cap (Figure 7).
7.
Close APU compartment door (WP 0033).
Figure 7.
APU Crankcase Oil Level Check.
TM 9-2350-256-10
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