5
Service work
Self-help
(3) Warning light for "Error in the lift height switching" (yellow/red)
Possible cause
Remedy
Lights up if an error occurs in the
lift height switching
Contact your service partner.
(4) Warning light (yellow) lights up:
Possible cause
Remedy
Consult the operating instructions
for further information.
If the error cannot be remedied, con-
tact your service partner.
(5) Warning light for "dep
ressurisation" or "hydraulic-oil microfilter indicator" (yellow)
Possible cause
Remedy
"Depressurisation"
"Hydraulic oil microfilter indicator":
Lights up when the pressure filter
is excessively clogged
Contact your service partner.
(6) Warning light for "Prewarning: motor temperature at upper limit " (yellow)
Possible cause
Remedy
Traction motors and/or pump motors have
almost reached the temperature limit
Allow motors to cool down as soon as possible
.
276 Operating Instructions – 3888011701 EN – 12/2017