b. Medium Wrecker (M816) and Tractor Wrecker (M819) (Contd).
KEY ITEM AND FUNCTION
Cable tensioner control valve lever is used to engage cable tensioner (M816 only).
Throttle control lever is used to increase or decrease engine speed.
Engine clutch control lever is used to engage or disengage vehicle clutch and turn
the winch drum. Engine clutch is engaged when lever is moved down, and
disengaged when moved up (M816 only).
Rear winch shift lever is used to control turning of winch drum; move away from
rear winch to unwind: move toward rear winch to wind: center position is neutral
Crane drive control lever is pulled back to operate crane after engine clutch
control lever (3) is disengaged and power divider is engaged (M816 only).
Tensioner lever is used to put tension on cable during rewind without a load.
Tensioner lever latch is used to lock tensioner lever (6) in the released or free
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