Maintenance and cleaning
Important information
CAUTION
Always switch off the power on the safety switch and wait for the fans to stop before starting
maintenance and cleaning.
ATTENTION
Access to the inside of the unit for maintenance and cleaning is easily accessed by opening the
front doors.
Maintenance
Maintenance scheme
CAUTION
Always switch off the power switch on the safety switch and wait for the fans to stop before
starting maintenance.
In order to ensure optimal operation of the unit, long service life and to ensure maximum hygiene
standards, it is important to maintain and clean the unit as recommended by Nilan A/S.
The following table provides indicative intervals for maintenance of the unit under normal operating
conditions. Maintenance of the unit should be adapted to the current operating conditions.
Component Action
Once a
year
In case of
alarm
Filters
Replacement of filters - see section on replacing filters for
reservations and correct mounting.
x
Filter control Check that filter guide gaskets close tightly. x
Gaskets and sealing strips
Make sure they end tightly.
Note: Seal lists between modules should only be checked if modules
have been separated due to service.
x
Fans Control of function x
Heating elements Control of function x
Heat exchanger Control of function x
Condensers and evaporators Control of function x
Compressor Control of function x
Duct connections Density control x
Condensation and cleaning
drains
Checking water traps and shut-off taps for clogging x
Checking security features Check fire thermostats and temperature sensors x
Dampers Control of function x
Engine valve and circulation
pump
Control of function x
VPM 120-560 (English) BY NILAN
39
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