JLG 1250AJP Service Manual - Manual (Page 500)

SECTION 6 - JLG CONTROL SYSTEM
6-68 – JLG Lift – 3121171
5. Once the Main boom lifts such that the Main Boom
to Gravity Angle reads greater then 50 degrees,
Main Lift Up control will be suspended and once the
Main Lift up control is released, the analyzer will
read:
During the “CHECKING BOOM…” test if Tower Lift
or Main Lift is selected, the test will abort and the
screen will read: