D20x22 Series II Navigator HDD Machine Controls 20-15
(3) Throttle
Push up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . increase
Push down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . decrease
(4) Ground Drive Range Switch
Push up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . high
Push down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . low
(5) Operator Presence Switch (on back of control)
Press . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tethered controls enabled
Release . . . . . . . . . . . . . . . . . . . . . . . . . . . tethered controls disabled
Engine Stop Switch is functional at all times when tethered transport
control is connected.
(6) Tethered Transport Control (Option) Connector Plug