JLG 740AJ Service Manual User Manual
Page 360
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SECTION 6 - JLG CONTROL SYSTEM
6-44
– JLG Lift –
3121160
9/9
Flash code 9/9 indicates problems with the controller.
11
PLATFORM MODULE FAILURE:
hwfs CODE 1
Platform module V(Low) FET has failed
GROUND MODULE FAILURE:
hwfs CODE 1
Ground module V(Low) FET has failed
Table 6-7. Help Fault Codes, Displayed Faults, and Descriptions - Prior to S/N 0300066931
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