Chapter 6 Maintenance
|
HES Series
6-4
Main Circuit
~
Resistor
Period of inspection
Check Items
Method of Inspection
Daily Half
year
One
Year
Is there any odor from overheating and breaking
of insulation?
Visual inspection and
listening
○
Is there any open circuit?
Visual inspection
○
Is there any damage of the connection end?
Measure by hand-held
multimeter
○
Main Circuit
~
Transformer & Reactor
Period of inspection
Check Items
Method of Inspection
Daily Half
year
One
Year
Any unusual vibration and odor?
Visual inspection and
listening
○
Main Circuit
~
Electromagnetic Contactor & Relay
Period of inspection
Check Items
Method of Inspection
Daily Half
year
One
Year
Is there any sound of vibration while running?
Aural inspection
○
Is the connection contact is good?
Visual inspection
○
Control Circuit
~
Control Printed Circuit & Connector
Period of inspection
Check Items
Method of Inspection
Daily Half
year
One
Year
Has the screw and connector become loose?
Tighten
○
Is there any unusual odor and discoloration?
By smelling and visual
○
Are there any cracks, breaking, distortion, and
apparent rust?
Visual inspection
○
Are there any leaks and signs of distortion of the
capacitor?
Visual inspection
○
Cooling fan of cooling system
Period of inspection
Check Items
Method of Inspection
Daily Half
year
One
Year
Is there any unusual sound and vibration?
Visual, aural inspection
and turn the fan with hand
(turn off the power before
operation) to see if it
rotates smoothly
○
Have any bolts become loose?
Tighten
○
Is there any discoloration due to overheating?
Visual inspection
○
Call 1(800)985-6929 for Sales
deltaacdrives.com
Call 1(800)985-6929 for Sales
deltaacdrives.com