Ferm GRM1007 Originalbetriebsanleitung Seite 8

EN
requirement for start up.
• Check that the mains voltage is adequate.
• The pump is stuck.
• Refer to after storage instructions. Switch
off the unit and let the motor cool.
• Thermal safety has tripped.
• Leave the lance open with water coming
through.
2. Fluctuating pressure
• Pump sucking air
• Check that hoses and connections are
airtight
• Valves dirty, worn out or stuck. Pump seals
worn.
• Clean and replace or refer to dealer.
3. Water leaking from the pump
• Seals worn out
• Check and replace, or refer to dealer
4. The motor stops suddenly
• Thermal safety switch has tripped due to
overheating.
• Check that the mains voltage corresponds
to specifications. An extension cable, which
is too thin, and tool long can cause a
voltage drop and cause the motor to
overheat. Leave to cool down. Use heavy
duty extension cables.
5. The pump does not reach the necessary
pressure.
• Water inlet, filter is clogged
• Clean the water inlet filter
• Pump sucking air from connections or hoses
• Check that all supply connections are tight
• Suction/ delivery valves are clogged or worn
out.
• Check that the water feeding hose is not
leaking.
• Unloader valve is stuck
• Clear or respire valves
• Lance nozzle incorrect or worn out
• Loosen and re-tighten regulation screw
Check and/ or replace.
Repairs and servicing should only be
carried out by a qualified technician or
service firm.
cleaning
Keep the ventilation slots of the machine clean to
prevent overheating of the engine.
8
Clean the housing regularly with a soft cloth,
preferably every time it is used.
Keep the air vents free f dust and dirt. Remove
stubborn dirt with a soft rag moistened in soapy
water. Do not use any solvents such as petrol,
alcohol, ammonia, etc. as such substances can
damage the plastic parts.
lubrication
The appliance does not need any extra lubrication.
storage and transportation
Keep the high pressure washer in well-ventilated
dry premises with temperature not going below
+5ºC. Operate the cleaner with non-corrosive/non-
toxic antifreeze before storing for the winter.
Faults
If a fault arises through wear in an element, please
contact the service address shown on the
warranty card. A drawing of the spare parts that
may be obtained is included at the end of these
operating instructions.
environment
To prevent damage during transport, the appliance
is delivered in a solid packaging which consists
largely of reusable material. Therefore please
make use of options for recycling the packaging.
Damaged and/or disposed of electrical
or electronic devices must be dropped
off at recycling stations intended for that
purpose.
Warranty
Read the terms of warranty on the separate
warranty card which is enclosed.
Ferm