Zelmer 619.5, Service Manual

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24
Potential damage to the vacuum cleaner type 619
No.
Symptom
Cause Remedy
No voltage in the socket Check that the voltage is in the
socket
1. The vacuum
cleaner is not
working or is
working
intermittently
Damaged power cord or internal
electrical connections Disassemble the vacuum cleaner,
check the power cord and internal
electrical connections. Remove the
defects or replace damaged wires
with new ones.
Make connections according to the
wiring diagram
Faulty switch Replace the switch
Poor brush contact with the commutator
as a result of soiling
Follow the disassembly and repair
manual and spare parts catalogue
for suction assemblies
Excessive wearing of brushes or jammed
brushes in the brush plate
Short circuit or break in the rotor winding
Break in the stator windings
Faulty bearings
2. Excessive
heating of the
vacuum cleaner
Excessive heating of the suction
assembly Follow the disassembly and repair
manual and spare parts catalogue
for suction assemblies
3. Small vacuum Damaged gasket 1 Replace the gasket with a new one
Excessively soiled foam filter Clean the foam filter
Short circuit or break in the rotor winding Follow the disassembly and repair
manual for suction assemblies
4. Water does not
flow out of the
spray nozzle or
flows out at a
slow rate
Scaling or dirt on the valve in the rear
container, clogged fissure in the spray
nozzle Remove the clogging or replace the
components
LIST OF TOOLS
– A set of screwdrivers,
– Electric soldering iron,
– Pliers for baring wires,
– Voltmeter class 1.5, range 0-300 V,
– Wattmeter class 1.5, range 100/200/300 V, 5/10,
– Ammeter class 1.5, range 5/10.