STALL TEST-continued

TM 9-2350-222-20-1-3

2A ENGINE AND 2D ENGINE POWERPLANT TESTS (GROUND HOP) (Sheet 10 of 15)

11. Manually and gradually actuate throttle by pulling forward on throttle lever to full open position.

CAUTION

Do not do stall test for more than 30 seconds at full throttle

or allow transmission oil temperature to go into red area on

transmission oil temperature indicator.

12. Watch tachometer and operate engine at full throttle for no more than 30 seconds, three times.

13. If engine speed is below 1800 rpm, engine is not operating properly; notify support maintenance.

Go on to Sheet 11

TA130287

5-57