Maintenance; Storage; Environmental Protection - Alto Speed 4050 X-TRA Instruction Manual

4.0 Main te nance
WARN ING! Always disconnect the plug from the
sock et pri or to maintenance or clean ing.
To ensure a long and problem free work ing life,
please take the following advice:
Wash out water hose, high pressure hose, spray
lance and accessories before mount ing.
Clean the connectors of dust and sand.
Rinse the detergent spraying attachment after
use.
Any repair should always be made in an authorised
workshop with original spare parts.
4.1 Clean ing of nozzle
A clog ging up in the nozzle causes a pump pres-
sure which is too high. This is why clean ing is re-
quired immediately.
1. Stop the machine and disconnect the nozzle.
2. Clean the nozzle. IMPORTANT: The cleaning
tool should only be used when the spray lance is
detached!
3. Flush the spray lance backwards with wa ter.
4.2 Cleaning of water inlet fi lter
Clean the water inlet fi lter (4a) regularly once a
month or more frequently according to use. Care-
fully loosen the fi lter with a screwdriver and clean it.
Check that it is intact before re-mount ing it.
The inlet fi lter must always be fi tted inside the water
inlet pipe to fi lter out sand, lime stone and other
impurities, as they will damage the pump valves.
CAUTION: Failure to fi t the fi lter will invalidate the
guarantee.
4.3 Cleaning of machine vents
The machine should be kept clean so as to let cool-
ing air pass freely through the ma chine vents.
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5.0 Storage

The ma chine should be stored in a frost-free
room!
Pump, hose and accessories should al ways be
emptied of water prior to storing as follows:
1. Stop the machine (press the On/Off switch "O"
and de tach water hose and ac ces so ry.
2. Restart the machine and activate the trig ger. Let
the machine run until no more water runs through
the spray handle.
3. Stop the machine, unplug and detach high pres-
sure hose.
Should the machine by mistake be frozen, it will be
necessary to check it for damage.
NEVER START-UP A FROZEN MACHINE.
Frost damages are not covered by the
guarantee!
6.0
Recycle unwanted materials instead of disposing

Environmental protection

of them as waste. All tools, hoses and
pack ag ing should be sorted, tak en to the
local recycling centre and dis posed of in
an en vi ron men tal ly safe way.
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