Chapter 6 Fault Code Information and Maintenance

 

 

 

 

„

 

Mechanical parts

 

 

 

 

 

 

 

 

 

Maintenance

 

 

Check Items

Methods and Criterion

 

Period

 

 

 

Daily

Half

 

One

 

 

 

 

 

 

 

 

 

Year

 

Year

 

 

 

 

 

 

 

 

 

 

If there is any abnormal sound

Visual and aural inspection

 

{

 

 

 

 

or vibration

 

 

 

 

 

 

 

 

 

 

 

 

If there are any loose screws

Tighten the screws

 

{

 

 

 

 

 

 

 

 

 

 

 

 

If any part is deformed or

Visual inspection

 

{

 

 

 

 

damaged

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If there is any color change by

Visual inspection

 

{

 

 

 

 

overheating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If there is any dust or dirt

Visual inspection

 

{

 

 

 

 

 

 

 

 

 

 

„

Main circuit

 

 

 

 

 

 

 

 

 

Maintenance

 

 

Check Items

Methods and Criterion

 

Period

 

 

 

Daily

Half

 

One

 

 

 

 

 

 

 

 

 

Year

 

Year

 

 

 

 

 

 

 

 

 

 

If there are any loose or missing

Tighten or replace the screw

{

 

 

 

 

 

screws

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If machine or insulator is

Visual inspection

 

 

 

 

 

 

deformed, cracked, damaged or

 

 

 

 

 

 

NOTE: Please ignore the color

 

{

 

 

 

 

with color change due to

 

 

 

 

 

change of copper plate

 

 

 

 

 

 

overheating or ageing

 

 

 

 

 

 

 

 

 

 

 

 

 

If there is any dust or dirt

Visual inspection

 

{

 

 

 

 

 

 

 

 

 

 

„Terminals and wiring of main circuit

 

 

Maintenance

Check Items

Methods and Criterion

 

Period

 

 

 

 

Daily

Half

One

 

 

 

 

Year

Year

 

 

 

 

 

If the terminal or the plate is

 

 

 

 

color change or deformation due

Visual inspection

 

{

 

to overheat

 

 

 

 

If the insulator of wiring is

Visual inspection

 

{

 

damaged or color change

 

 

 

 

 

 

 

 

 

 

 

If there is any damage

Visual inspection

{

 

 

 

 

 

 

 

6-12

Revision Nov. 2008, VLE1, SW V1.03

Page 189
Image 189
Delta Electronics VFD-VL manual Main circuit Maintenance Check Items Methods and Criterion, Change of copper plate