TM 9-2320-366-10-2
2-48. M939/M939A1 AND M809 SERIES TOWING
CONNECTION/DISCONNECTION (CONT)
(25) Raise underlift assembly (para 2-44e).
(26) Disconnect WRECKER REMOTE CONTROL (para 2-44c).
(27) Set engine speed to idle (750 rpm) by decreasing HAND THROTTLE lever (5) to full
down position.
(28) Position PTO switch (4) to off.
(29) Shut down engine (para 2-27f).
(30) Lower and remove two amber warning lights (para 2-74).
2-622
Change 1