Extraordinary Maintenance; Problemas Y Soluciones - AERMEC VEC20I Manuel D'installation

EXTRAORDINARY MAINTENANCE

Special maintenance must be performed only
by Aermec After-sales Service or by person-
nel with the technical-professional skills for
installation, transformation, extension and
maintenance of the systems. Moreover, they
must be able to check the systems for safety
and functionality purposes. In particular, elec-
tric connections
require the following checks:
• Measurement of the electric system iso-
9.

PROBLEMAS Y SOLUCIONES

PROBLEM
Feeble air discharge.
It does not heat.
It does not cool.
The fan does not turn.
Condensation on the unit cabinet.
For anomalies don't hesitate, contact the aftersales service immediately.
OPERATING PROBLEMS NOT COVERED
In the event of abnormal operation,
switch off the power supply to the
unit, then power it on again and
lation
• resistance.
• Continuity test of the protection wires.
• Special maintenance consists of a series
of complex
operations that involve the removal of the
fan coil and its components, thanks to which
the conditions of maximum efficiency are re-
stored
PROBABLE CAUSE
Wrong speed setting on the control panel.
Blocked filter.
Obstruction of the air flow (inlet and/or outlet).
Poor hot water supply.
Wrong setting on control panel.
Poor chilled water supply.
Wrong setting on control panel.
No current.
The water has not reached operating temperature.
The limit conditions of temperature and humidity indicated in "MINI-
MUM AVERAGE WATER TEMPERATURE" have been reached.
restart the appliance.
WARNING! Do not try to repair the unit
yourself, it is very dangerous!
Removing the augers of the inspected fans (which can be carried out only
by qualified personnel) allows the internal parts to be cleaned accurately.
This is essential for installation in very crowded areas or that require high
hygienic standards.
REMEDY
Select the speed on the control panel.
Clean the filter.
Remove the obstruction.
Control the boiler.
See control panel settings.
Control the chiller.
See control panel settings.
Control the power supply.
Please check up the boiler or the chiller.
Check up the thermostat settings.
Increase the water temperature beyond the minimum limits indi-
cated in "MINIMUM AVERAGE WATER TEMPERATURE".
in the fan coil operation..
Make sure that the power supply has
been disconnected before carrying out any
interventions.
If the problem occurs again, call the
local Assistance Service immediately.
VEC_I 1903 - 5074551_04
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