LG GLOFA-GM Series User Manual page 332

Chapter 10 Installation and Testing operation
10.2.2 Regular check
Check the below items for 1~2 times half-yearly and take actions as below if required.
[Table 10.4] Regular check items
Check item
Ambient temperature
Ambient moisture
Ambient
conditions
Ambient pollution
Loosening , shaking
Module
status
Dust, foreign matters By the naked eye
Terminal screw
loosened
Connection
Compressed terminal
status
Connector loosened
Power voltage check
How to check
Measure with
thermometer/
hygrometer
Measure corrosive
gas
Move
communication
module
Tighten with driver
By the naked eye
close
By the naked eye
Measure voltage
between
AC 110/220V
terminals
Criteria
0~55℃
5~95%RH
No corrosive gas
allowed
As mounted firmly
Shall not be attached
Shall not be loosened
As distanced suitable
Shall not be loosened
AC 85~132V
AC 170~264V
10-9
Action to take
Adjust as specified in general
spec.
(If used in panel, as based on
ambient criteria in panel)
Tighten screw
Tighten
Correct
Tighten connector locking
screw
Modify power supply