Instruction Manual for AS380 Series Elevator Integrated Drive Controller
Check for broken or faded cover layer
Deformation of copper strip
Electromagnetic
contactor, relay
1) check for vibrating noise during
operation
2) if contacts pick up or not
acoustic inspection
Visual Inspection
No vibration noise
Hear the picking-up sound
reservoir
electrolytic
capacitor
1) check for liquid leakage, fade, fissure,
expansion of casing
2) if safety valve works normally and if
expansion occurs to valve body
Check for dust
Check for blocking or foreign materials in air
tunnel
Check for abnormal noise,
Check for abnormal vibration;
Check for fade and deformation due to
overheat
Acoustic/visual
inspection. Turn the
fan blade after
powering off
Visual inspection
Visual inspection,
olfactory inspection
Rotate smoothly
2),3)no abnormality
Check for dust and absorbed foreign materials
on double-bank plug-in assembly between
control board and main circuit
Check for fade and off odor of control circuit
board
Check for fissure, breakage and deformation of
circuit board
Visual/ olfactory
inspection
Visual inspection
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