JLG 1250AJP Service Manual User Manual
Page 304
SECTION 4 - BOOM & PLATFORM
4-64
– JLG Lift –
3121171
13. Press ENTER. The analyzer will read:
NOTE: The main boom must be elevated approximately 12
inches (30 cm) above the boom rest but no more
than 15° above the tower to prevent damage to the
machine. Refer to Figure 4-46., Tower Telescope
Only Restrictions.
14. Press the ENTER key, the control system will per-
form the following checks:
The axles must be extended or the DOS (Direction of
Steering) switch must indicate the turntable is
between the rear tires, otherwise the analyzer will
read:
If the main boom angle sensors are calibrated
and working properly the control system will ver-
ify the main boom angle readings are between
+0.0 and +15.0 (ref tower boom). If they are
calibrated and working properly and outside the
angle limits, the analyzer will read:
15. After the successful completion of the checks, the
analyzer will read: