Unigreen Trolleys and Barrows - Manual (Page 24)

24 25
8. DISMANTLING AND DISPOSAL
Only trained personnel are allowed to dismantle the appliance in accordance with the current
regulations in the country where it is installed.
CAUTION
• Before disposing of the appliance, make sure it is no longer possible to operate it, by cutting
the power supply cable for example. Make sure all its parts are now inoffensive, as they
could prove to dangerous to children playing.
9. PROBLEMS, CAUSES AND SOLUTIONS
CAUTION
• Before taking any steps, follow the instructions in the “Switching off” section. If it is not
possible to restore correct operation of the appliance using the information in the table
below, contact a Skilled Technician.
PROBLEM
The combustion engine does not start
or does not work properly during
operation.
When the switch is pressed, the
electric motor does not start or stops
during use.
If switch is turned, the electric
motorhums but does not start up.
The pump does not prime.
The pump does not reach maximum
pressure.
Pressure and flow are irregular
(buttons).
Excessive vibration in delivery circuit.
Excessive noise associated with
dropin the oil level.
Excessive consumption of oil and/or
oil is whitish colour (presence of
waterin oil)
CAUSE
Refer to the operating
andmaintenance instructions for
thecombustion engine.
A safety device has cut in on the
system where the appliance is
connected (fuse, differential circuit
breaker, etc).
The plug on the power cord is
notinserted correctly.
The electrical system and / or
extension cord are not suitable.
Air intake.
Adjustment valve positioned
underpressure.
The pressure adjustment knob (29)
isnot screwed down sufficiently.
The lever (30) is in BY-PASS
position.
Bottlenecks in intake circuit.
The nozzle is worn or is too big.
Air intake
Pressure accumulator not correctly
inflated.
Bottlenecks in intake circuit.
Rupture of one or more diaphragms.
SOLUTION
Refer to the operating and
maintenance instructions for the
combustion engine.
Reset the protection device.If it cuts in
again, do not use the appliance and
contact a Skilled Technician.
Take the plug out of the socket
andinsert it correctly.
Follow instructions in the “Controls and
connection to mains electricity”section.
Check the intake circuit is intact.
Set pressure to zero with the knob (29)
(MC 16 only) or by putting thepump in
bypass with the lever (30).
Turn the knob clockwise until
therequired pressure is reached.
Put the lever (30) in PRESS position.
Check the intake circuit (above all ifthe
intake filter is clean).
Replace the nozzle (refer toinstructions
in the “Spraying” section).
Check the intake circuit is intact.
Restore correct inflation (refer
toinstructions in the “Preliminary
procedures” section).
Check intake circuit (above all if
theintake filter is clean).
Refer to instructions in the“Diaphragm
Rupture” section.