JLG 4017 Operator Manual - Manual (Page 49)

Section 2 - Pre-Operation and Controls
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Control & Indicator Console
Controls and indicates the electrical accessories of the telehandler.
4. High Beam Indicator: Illuminates when high beam lights are on.
5. Battery Charge Indicator: Illuminates when battery is at low charge.
6. Telehandler Turn Signal Indicator
7. Trailer Turn Signal Indicator (optional)
8. Rear Work Light Switch
9. Boom Work Light Switch
10. Rear Wiper Switch: Press and hold for 2 seconds or more to turn on. Remains
on until the key is released.
11. Rotating Beacon Switch (optional): Place the magnetic base of the rotating
beacon on the cab roof. Power is supplied by a 12V receptacle at the left rear
part of the cab roof.
12. Frame Sway: Controls the left to right frame sway. A level indicator (15) is
located to the left of the LMI on the dash to permit the operator to determine
whether the telehandler frame is level. Press left side of switch to sway frame
left; press right side of switch to sway frame right.
Note: Frame Sway is inoperable with boom angle greater than 20 degrees.
13. Front Work Light Switch (optional)
14. Driving Lights Switch