Preventive Maintenance - Dantherm 3000 Service Manual

Preventive maintenance

Introduction Preventive maintenance has to be carried out to:
The factory warranty is only valid if documented preventive maintenance has been car-
ried out, with an time interval of:
A written log at site is adequate documentation for preventive maintenance.
Caution  Disconnect any supply before working on the unit
 Make sure that all work has been performed correctly before switching power back
Cleaning
The unit must be cleaned according to the recommended preventive maintenance plan.
Tools required:
Phase
 Anticipate a continues operation in product expected lifetime of 10 years or more
 Meet the warranty conditions
 Avoid malfunctions
 Avoid inefficient operation
 Maximize the unit's lifetime
 Maximum 6 months when unit is located in normal air quality environment
 Maximum 2 months when unit is located in bad quality air environment
on
Vacuum cleaner or compressed air

Soft brush

TX20 screwdriver

NHR-60 cleaning agent if it´s very dirty

1 Open the units outside cover
2 Clean the condenser
3 IF the coils still dirty, please apply NHR-60 cleaning agent on coil fins, and
after 5 minutes rinse gently with water, WITHOUT spraying water on any elec-
trical parts
4 Perform end inspection according inspection list below
Description
Continued overleaf
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