1 line contactor open circuit, 1 line contactor open circuit -21, 5 function prevented – JLG R6 User Manual
Page 80

SECTION 5 - GENERAL SPECIFICATIONS AND MAINTENANCE
5-20
– JLG Lift –
3121684
2568 TEMPERATURE CUTOUT ACTIVE –
AMBIENT TEMPERATURE TOO LOW
Reported if the ambient temperature reading
by the machine’s temperature sensor is less
than -30°C (-22 °F) the minimum allowed
temperature as set by the LOW TEMP C/O per-
sonalities setting AND TEMPERATURE CUTOUT
= YES.
• If elevated, drive and steer shall be restricted to “creep”, lift down shall be
allowed at normal speed and lift up shall not be allowed. The platform alarm
shall continue to sound and the system distress indicator shall flash the
appropriate DTC.
If stowed, drive, steer, and lift down shall be allowed at normal speed how-
ever lift up functionality shall be restricted, the platform alarm shall continue
to sound and the system distress indicator shall flash the appropriate DTC.
• The ambient temperature must rise to greater than TEMP OFFSET from the
LOW TEMP C/O point before interlocks and alarms are reset.
Refer problem to a qualified JLG mechanic.
2-5 Function Prevented
DTC
FAULT MESSAGE
DESCRIPTION
CHECK
3-1 Line Contactor Open Circuit
DTC
FAULT MESSAGE
DESCRIPTION
CHECK
311
OPEN CIRCUIT LINE CONTACTOR
There is a problem with the line contactor.
Refer problem to a qualified JLG mechanic.
314
AUXILIARY RELAY - OPEN CIRCUIT
The auxiliary relay did not close when ener-
gized.
• Check the auxiliary relay coil and the associated wiring.
Refer problem to a qualified JLG mechanic.