(5) Turn overhead receptacle switches (3) to ON position.
Leave switches (3) servicing machines that must operate without
interruption during blackout conditions in OFF positions. Lights
to operate these machines should be plugged into a separate
overhead receptacle with blackout switch in ON position.
(6) After blackout operation:
(a) Turn all overhead receptacle blackout switches to OFF.
(b) Turn off main blackout switch (2).
(c) Turn off blackout circuit breaker switch (switch 2) in circuit breaker box (1).
j. Operating Power Liftgate (M820A2 Only).
(1) Use inside van switch (6) to operate liftgate when vehicle is connected to an
external power source.
Do not use inside van switch when power takeoff is engaged.
Damage to liftgate will result.
Upper button (5) elevates hydraulic liftgate.
Lower button (4) lowers hydraulic liftgate.
(2) Use power liftgate operation procedures outlined in d. above when external
power is not available.