Glow-worm Envirosorb 10, Инструкция по эксплуатации, Страница: 22 / 24

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Breakdown Solution
Unit does not
start
Check that the main switches of the equipment and the fuses are correctly connected.
Poor heat output
Check that the thermostat controls are set correctly.
If the power supply has been interrupted due to a power cut, the unit has a system protection device
and operation will restart after approximately three minutes.
Check that the main switches of the equipment and the fuses are correctly connected.
Check that the thermostat controls are correctly set.
If the power supply has been interrupted due to a power cut, the unit has a system protection device
and operation will restart after approximately three minutes.
When the unit is started or stopped, a cracking noise may be heard. This noise is generated as a result of the
expanding or contracting of the housing caused by changes in temperature of the different materials and is quite
normal.
Noise is heard When the heating has stopped, a whistling or bubbling noise may be heard.
This noise is generated when the refrigerant flows through the unit, this may continue for several minutes after
the unit has stopped.
Emits mist In winter and during the defrosting period, a cloud of mist may be produced in the outdoor unit;
this is due to the heat melting the ice which has formed.
When the system is in operation a humming may be heard. This noise is generated when the unit defrosts in
heating mode and is caused by the reversal of the refrigerant flow.
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If the solutions shown do not solve your problem, contact
your heat pump specialist or call your nearest Glow-worm
Official Technical Service centre.
11 Troubleshooting