JLG M400 Operator Manual - Manual (Page 63)

SECTION 4 - MACHINE OPERATION
3121644 – JLG Lift – 4-13
4.11 BOOM SYNCHRONIZING PROCEDURE
NOTE: If the Lower Boom assembly does not fully lower:
1. Remove all personnel from the platform.
2. Pull the red knob located beside the main control valve.
3. From Ground Control, activate the lift control switch, raise
Lower Boom 1.8 m (6 feet).
4. After raising Lower Boom, release the red knob.
5. Activate Lower Boom Down, fully lower boom.
6. Repeat step 1 thru 5 if necessary.
4.12 SHUT DOWN AND PARK
NOTE: When parking battery powered units overnight, batteries should
be charged in accordance with instructions in Section 2 to
ensure readiness for following workday.
NOTE: Electric machines are equipped with a static strap due to static
electricity build-ups. Strap is located under rear of machine chas-
sis.
To shut down and park the machine, the procedures are as fol-
lows:
1. Drive machine to a reasonably well protected area.
2. Ensure boom is lowered over rear drive axle.
3. Shut down Emergency Stop at Platform Controls.
4. Shut down Emergency Stop at Ground Controls. Position
Platform/Ground Select switch to center OFF.
5. If necessary, cover Platform Controls to protect instruction
placards, warning decals and operating controls from hostile
environment.