Unigreen Trolleys and Barrows manual Routine Maintenance, Interval For Maintenance, Action

6.2ROUTINE MAINTENANCE

Follow the instructions in the “Switching off” section and in the table below.

For appliances fitted with a combustion engine, remember to follow the instructions for routine maintenance in the engine’s operating and maintenance instructions, especially as regards controlling the engine oil, the air filter and the spark plug.

INTERVAL FOR MAINTENANCE	ACTION
Each time used	Check level and status of pump oil
	Check the intake filter, filling filter, and
	nozzleand clean, if necessary. Do not use hard
	or sharpobjects to clean the nozzle.
	Check the supply cable, high-pressure
	hoseand spray lance, that the grips and
	couplings are secure and that any hooks (34)
	on the controlunit are inserted correctly.
	Should any of these parts appear to
	bedamaged, do not use the appliance and
	contact a Skilled Technician.
Every 50 hours	Oil or lubricate rotating or sliding parts that are
	easily accessible for the operator.
	Check the inflation pressure of the pressure
	accumulator (if any) and tyres.
	Check the intake circuit.
	Check the motor-driven pump is securely
	fastened to the appliance’s structure.
	Should the motor-driven pump appear not to
	secure, do not use the appliance and
	contact a Skilled Technician.

WARNING

•During use, the appliance should not be too noisy and large amounts of liquid or oil should not drip from underneath it.

In this event, a Skilled Technician should test the appliance.

6.2.1Diaphragm rupture

The rupture of one or more diaphragms can result in the mechanical parts of the pump being damaged by the liquids being pumped.

The following are symptoms of possible diaphragm rupture:

-oil takes on a whitish appearance (symptom of water in the oil)

-excessive consumption of oil

-sudden lack of oil in the volumetric compensator (32).

WARNING

•To avoid the negative consequences of this malfunction, stop operation of the appliance immediately and contact a Skilled Technician without delay (within 24 hours) who will take the necessary action.

If it is not possible to contact a Skilled Technician within the above time in case of

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