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Service Manual – SW5500, FLOORTEC R 985
29 - Engine, Hybrid System
Troubleshooting
Trouble
Possible causes
Remedy
The broom system is activated
only when the engine is running
HYB parameter not correctly set to “YES”
Check the parameter setting (see
in the Machine Settings Screen)
The drive system does not work
or works only when the engine is
running
The bridge cable not properly installed instead of
the hybrid system relay (ES8)
Check the bridge cable connection
The engine is not able to be
switched on or it switches off as
soon as it’s turned on
The engine shut off switch (SW2) not properly
connected
Check the connection of the wiring switch
The engine shut off switch (SW2) broken
Check that the engine shut off switch closes the
circuit when in the rest position (normally closed
contact)
The battery life is short
Time during which the engine is kept running not
enough for recharging the batteries between a
period of use in battery mode and the next one
Make a full recharge cycle with on board battery
charger
The battery life (even after a full
recharge cycle) decreased over
time
Battery using too fragmented
Increase the frequency of complete recharge
cycles, reducing the HRC parameter value than
the default (= 10) (see
in
the Machine Settings Screen)
The battery life (even after a full
recharge cycle) decreased over
time
Battery using too fragmented
Increase the frequency of complete recharge
cycles, reducing the HRC parameter value than
the default (= 10) (see
in
the Machine Settings Screen)