23
F
aults, fault indications and remedy
7
Fault
Possible cause
Solution
No function display of the control
panel
Ignition key not turned to position I
Insert, turn ignition key
Battery not connected
Connect battery
Battery flat
Charge battery
Error in plug-in connections/wiring harness
Contact manufacturer
Defective fuse
Check cause, replace fuse
Engine will not start
Ignition key not turned to position I
Insert, turn ignition key
Battery not connected
Connect battery
Battery flat
Charge battery
Error in plug-in connections/wiring harness
Contact manufacturer
Defective fuse
Check cause, replace fuse
Diesel/petrol or gas tank empty, gas cylinder
closed
Replenish fuel, or replace or open the gas
cylinder
Engine will not ignite (smells of fuel)
Spark plugs defective, replace
Air filter very dirty
Clean or exchange air filter
Diesel: Preheating time not reached
Wait for the preheating time
(see chapter 5)
Seat contact switch not activated
Operator must sit on the seat
Starter battery flat
Charge battery
Sweeping rollers/ side brush
without a function
Switch without a function
Contact manufacturer
Valves on the hydraulics block will not switch
Check service connections, contact
Service
Defective fuse
Check cause, replace fuse
main broom housing blocked
Full debris container
Emptying debris container
Side brushes or main broom worn
Readjust or exchange
Main broom housing rubber skirts worn or
damaged
Check and exchange
Main brooms blocked by heavy debris, wires,
etc.
Disassemble main brooms and remove
blockages
Main broom housing blocked
Remove main brooms and clean housing
Sweeping rollers very dirty dried sweepings
Cleaning the sweeping rollers
dust development hight,
unsatisfying filter performance
Side brooms are raising dust
Lift and switch off side brooms
Fan without function
check ease of fan run, remove blockages
Filter fully loaded
Use filter shaker, disassemble filter and
clean it with pressed air (from filtered
side only!)
Filter not installed correctly / gasket damaged Check the location of the filter, Replace
seal
Air leakage inside the filter chamber / move
leak air
Check filter chamber and sealings
Main broom housing rubber skirts worn or
damaged
Check and exchange
Not moving
Engine is not working
Start engine
The operator must be sitting on the seat
Hydraulic oil volume too low
Top up hydraulic oil
Drive wheel blocked
Identify cause, contact manufacturer
Bowden cables of drive pedals adjusted,
jammed, cracked
Check, readjust, clean, oil and replace if
necessary.
Fuses for engine control unit defective
Refer to the operating manual for the
respective engine and replace the fuse.
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