Exhausto VEX160 Series, Original Instructions Manual

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5. Maintenance, hygiene and servicing
5.1 Operating readings via the HMI panel
HMI panel Refer to the “EXact2 Control System Basic Instructions for VE100/100CF” for in-
structions on accessing Menu 2 "Operation displays" via the technician menu (ac-
cess code 1111) to check the unit’s operating status.
5.2 Maintenance
5.2.1 Overview of maintenance intervals
The following chart details the recommended maintenance intervals for the VEX.
based on normal operation. EXHAUSTO recommends maintenance is adjusted to
suit the actual operating requirements.
Component Procedure Twice a
year
Once a
year
Filters* Change filters when HMI displays filter alarm .
We recommend that both filters are changed at the
same time.
NB: The control system can issue a warning when
the filter is becoming soiled
Filters should be changed at least:
X
Filter guide Check that all the seals are tight X
Seals and sealing strips Check that all the seals are tight X
Fan ● Check that the fan impeller is securely fixed to
the shaft.
Remove the fan unit. See section "Internal trans-
port with reduced weight"
● Cleaning, see section "Servicing and cleaning"
X
Crossflow heat exchanger Clean the heat exchanger, see section "Cleaning of
heat exchanger" X
Bypass damper Check damper function X
Heating coil Clean the heating coil, see section "Cleaning of heat-
ing coil" X
Safety functions check ● Fire thermostat check
● Temperature sensors on heating pipes X
Closing damper Check damper function X
Condensation outlet Check that the outlet works by pouring water in the
condensation tray X
*Filters Only use original EXHAUSTO filters
● The provided filter data (section "Technical data") are based on the use of
original EXHAUSTO filters
● Eurovent certification is only valid if original filters are used.
● Use of non-original filters may cause leakage in the VEX unit, impair filter
function and cause an extraordinary pressure drop.
● EXHAUSTO recommends that you register the filter replacement date to en-
sure filters are replaced at the correct intervals.
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Maintenance, hygiene and servicing
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