Grove Published 3-22-2021, Control # 702-02 4-81
GRT8120 OPERATOR MANUAL OPERATING PROCEDURES
Item Name Symbol Description
1
Parking Brake Indicator Indicates the parking brake is not applied.
Parking Brake Applied
Indicator (Red)
Indicates the parking brake is applied (refer to Parking Brake Switch,
page 3-5).
2
Marker Light/Headlight
Off Indicator
Indicates the marker lights and headlights are off.
Marker Light/Headlight
On Indicator (Green)
Indicates that either the marker lights or headlights are on (refer to
Headlights Switch, page 3-5).
3
Suspension Control
Indicator
Indicates the suspension is unlocked and the rear axle is free to
oscillate from side to side.
Indicates the suspension is locked and axle oscillation is prevented.
4
Economy (ECO) Mode
Indicator
Indicates ECO mode is disabled.
Indicates ECO mode is enabled (refer to ECO Mode, page 4-151)
but is not active.
Indicates ECO mode is enabled and actively lowered the engine
speed to 1200 rpm.
Indicates ECO mode is enabled and actively lowered the engine
speed to idle (800 rpm).
5
Two-Wheel
Drive/Four-Wheel Drive
Indicator
Indicates the transmission is shifted to two-wheel high range.
Indicates the transmission is shifted to four-wheel low range