21
FILTERS
•
•
•
•
EC AXIAL FANS
•
•
•
•
•
MAINTENANCE
COMPONENT FILTERS FREQUENCY
TROUBLESHOOTING
Problem
Filters clogged
Formaon of frost on components;
Deposit or soiling of heat exchange coils;
Pressure drop of distribuon systems underesmated;
Clean the components
Incorrect calibraon of dampers;
Pressure drops of distribuon system underesmated;
Filters not reed aer maintenance
Calibrate the dampers
Assemble the lters
Bearings of motor or fan worn or faulty
Extraneous bodies on fan rotor
Replace the fan.
Clean the rotor
Siphon clogged
Siphon missing or not made correctly
Clean the siphon
Set up a professionally installed siphon
Unintended inlet temperatures
Air in water coils
Water ow rate insucient
Water temperature insucient
Adjustment system failure
Bleed the coils
Increase water ow rate
Check water temperature
Check the adjustment system