Delta BLD-E1 Series User Manual page 168

Check Items
If there is any crack, damage,
deformation or corrosion
Cooling fan of cooling system
Check Items
If there is any abnormal sound or
vibration
If there is any loose screw
If there is any change of color due
to overheating
Ventilation channel of cooling system
Check Items
If there is any obstruction in the
heat sink, air intake or air outlet
Revision May 2009, 00DE, V0.50
Chapter 6 Fault Code Information and Maintenance| BLD-E1 Series
Methods and Criterion
Visual inspection
Methods and Criterion
Visual, aural inspection and turn the
fan with hand (turn off the power
before operation) to see if it rotates
smoothly
Tighten the screw
Visual inspection
Methods and Criterion
Aural inspection
Maintenance
Period
Half One
Daily
Year Year
Maintenance
Period
Half One
Daily
Year Year
Maintenance
Period
Half One
Daily
Year Year
6-11