8-2
BA TH412 * 06/2017 * 4512_8_Stoerungen_en.fm
8 Malfunctions
Fault at the diesel engine
Error/malfunction Possible cause Remedy
Engine does not start
Malfunctioning fuse Have the fuse replaced
Battery master switch not switched on Switch on the battery master switch
Continuous operation of the hydraulic connec-
tions is switched on and operates against
pressure
Switch off continuous operation of hydraulic
connections
Operator not sitting in the operator's seat, mal-
functioning operator presence switch
Sit down on the operator seat, have the opera-
tor presence switch replaced
Empty fuel tank
Fill up the tank and bleed the fuel system if
necessary
Fuel filter clogged, paraffin separation in win-
ter
Replace the fuel filter, use winter diesel
Release solenoid on the engine does not pick
up
Check the fuses
Leaking fuel line Re-tighten all threaded fittings and clamps
Starting speed too low
Check and charge the battery, check that the
battery terminals are securely connected