Dantherm CDT 20 Handbuch Seite 54

Preventive maintenance,
Monthly preventive
maintenance,
con-
tinued
Annual preventive
maintenance
54
continued
Step
5 Lift the jacket up and clear of the de-
humidifier
6 Clean the evaporator coil by brush-
ing with a soft brush and vacuum-
clean/compressed air
Mount the jacket and put the water
tank back in place
Note
Check that the water tank is fitted
correctly
Follow this procedure to carry out the annual preventive maintenance:
Step
1 Carry out the monthly maintenance as described above
2 Vacuum-clean the unit; be very thorough with the condenser and the evapo-
rator.
If the unit is very dirty move on to step 3 and 4 otherwise move on to step 5
3 Spray water based soap on the:
• Evaporator-/condenser coil
• Fan blades
using a household spray or the like
4 Carefully clean the unit (be extra careful around the fins) with water, how-
ever, not directly on electrical components
5 Check the fan
6 Mount front- and rear jacket and water tank
7 Check and tighten all cover plate screws as necessary
8 Check that the hour meter is running, see "Product- and functional descrip-
tion", page 47
Action
Action