JLG 15/20MSP Service Manual - Manual (Page 65)

SECTION 4 - CONTROL COMPONENTS
3121231 – JLG Lift – 4-9
4.5 GROUND CONTROL MODULE - SERVICE
PROCEDURE
DO NOT ATTEMPT TO DISASSEMBLE THE GROUND CONTROL
MODULE IF MACHINE IS STILL UNDER WARRANTY. OPENING
THE GROUND CONTROL MODULE WHILE THE MACHINE IS
UNDER WARRANTY WILL VOID THE WARRANTY. IF UNDER
WARRANTY REQUEST A REPLACEMENT MODULE FROM THE
FACTORY.
The MVL Series and MSP Ground Control Module allows
for field replacement of two (2) components internal to the
module.
• Emergency Stop Switch
• Power Selector Switch (Key)
ELECTROSTATIC DISCHARGE CAN DAMAGE COMPONENTS ON
THE INTEGRATED CIRCUIT BOARD. PLACE THE GROUND CON-
TROL MODULE ON A NON-CONDUCTIVE SURFACE WHEN OPEN-
ING.
1. Cover/LCD Assembly 4. Emergency Stop Switch 7. Heat Sink Base/Main Board Assembly
2. Power Selector Switch Nut 5. Power Selector Switch 8. Cover Attach Screws
3. Emergency Stop Button 6. Main Board to LCD Ribbon Cable Connector
Figure 4-4. Ground Control Module Components.
1
4
5
8
7
2
6