Alto DX 845 W, Operating Instructions Manual, Page: 9 / 10

12
DX 845 W / DX 865 / DX 985 / TitanEnergy / TitanEnergy X
GB
CAUSE REMEDY
‡ Display does not light up,
machine does not start
‡ Display flashes rapidly (5x per
second), motor has cut out and will
not start again
‡ Display is lit continuously
‡ Display is lit continuously
‡ Display flashes slowly (1x per
second)
‡ Display flashes rapidly (5x per
second), burner will not start again
‡ Machine stops and starts intermit-
tently with the trigger gun open
‡ Machine stops and starts intermit-
tently with the trigger gun closed
‡ Pressure too low
‡ Cleaning agent is not drawn in
> Fault in the mains cable
> Motor overheated
> Anti-Stone concentrate container
empty
> Fuel tank empty
> Contamination or water in fuel
> Burner sooted
> Inadequate water inlet
> Cleaning agent tank empty
> Pressure and volume controller or
VarioPress trigger gun set too low
> Flame sensor sooted
> Fault in ignition or fuel system
> High-pressure nozzle soiled
> Machine scaled
> Trigger gun leaking
> High-pressure hose, high-pressure
screw fitting or pipework leaking
> Cleaning agent tank empty
> High-pressure nozzle worn
> Pressure and volume controller or
VarioPress trigger gun set too low
> Filter in water inlet clogged
> High-pressure pump drawing in air
> Suction or pressure valve of high-
pressure pump soiled or defective
> Cleaning agent tank empty
> Sludge in cleaning agent tank
> Suction valve at cleaning agent
inlet soiled
ð
Have electrical connection checked
ð
Clean or replace clogged high-
pressure nozzle
ð
Set the VarioPress control knob
on the trigger gun to a higher
pressure
ð
Possible phase failure; have
electrical connection checked
ð
Top up anti-scale concentrate
container
ð
Top up fuel tank
ð
Clean fuel tank and pipework
ð
Have burner setting checked
ð
Use water hose with at least 1/2"
diameter, clean filter in water inlet
ð
Top up cleaning agent tank
ð
Set pressure and volume controller
or VarioPress control knob on the
trigger gun to a higher pressure
ð
Remove and clean
ð
Call service technician
ð
Clean or replace high-pressure
nozzle
ð
Descale according to the instruc-
tions
ð
Inspect the trigger gun
ð
Retighten screw fittings, replace
high-pressure hose or pipework
ð
Top up cleaning agent tank
ð
Replace high-pressure nozzle
ð
Set pressure and volume controller
or VarioPress control knob on the
trigger gun to a higher pressure
ð
Clean filter
ð
Repair leaks
ð
Clean or replace valves
ð
Top up cleaning agent tank
ð
Clean cleaning agent tank
ð
Remove suction valve and clean or
replace
TROUBLESHOOTING
Before working on the machi-
ne, remove the mains lead
plug and depressurise the
machine.
1)
Option / model variants
FAULT