Dantherm HCH 5 Installations- Und Serviceanleitung Seite 22

Preventive maintenance,
Tasks The following must be checked closely in connection with a preventive maintenance
visit:
• Change the filters and reset the filter timer
• Clean the fan blades every second year with compressed air or a brush
• Make sure that the damper in the bypass module is opening/closing manually with
• Clean the drip tray with soapy water and a brush or a cloth
• Check the internal surface inside the unit. If it is dirty, clean with a wet cloth, brush,
• Make sure that:
-
-
-
-
-
• Clean the heat exchanger with a soft brush and a vacuum cleaner at all four inlets,
• Make sure that all connection are all right and that the controller is clean and free
• Turn on power supply, start up the unit and test all fan speeds. Observe that the
Terms of warranty The factory guarantee is only valid when preventive maintenance can be proven.
Preventive maintenance must be carried out with a minimum time interval of six
months. The documentation of the maintenance should be a written log/journal.
Service journal Fill in the journal at every service visit:
20
continued
the trigger
or vacuum cleaner
the hose is firmly connected to the unit
the water trap is filled with water
the hose is not broken
the outlet falls 1 % all the way
the drain is protected against frost all the way
from dust or moisture
unit operates correctly without faults
Date Description of the fulfilled service/replacement of parts. Technician/init.
Continued overleaf