Section Viii Inspection & Maintenance - Powtran PI8600 F Series User Manual

Section VIII Inspection & Maintenance
8-1. Inspection and Maintenance
Under normal working conditions, in addition to daily inspection, the frequency converter
should be subject to regular inspection (for example inspection for overhaul or as specified but at an
interval of six months at most). Please refe r to the following table in order to prevent faults.
Check
time
Check point
D R
√
Display
√ √ Cooling system
√
Body
Input/ output
√
terminal
Main circuit Body
Input/ output
√
terminal Main
circuit
"√" means need daily check or regularly check
For inspection, do not disassemble or shake the parts without reason, and still less pull off the
plug-in-parts at random. Otherwise, the unit will not operate normally, or can not enter the mode of
fault display, or causes faults of components or even parts of the main switch components IGBT
Check item Check to be done
LED and OLED
If there is any abnormal
display
display
If abnormal noise or
Fan
vibration is produced.
Temperature,humidity,
Surrounding
dust content, harmful gas,
conditions
etc.
If input, output voltage is
Voltage
abnormal
If the fastenings come
loose, if any signs show
Overall
overheat,discharging,or
conditions
too high dust content, or
the air piping is blocked
Temperature,humidity,d
Surrounding
ust content, harmful gas,
conditions
etc.
If input, output voltage
Voltage
is abnormal
If the fastenings come
loose, if any signs show
Overall
overheat,discharging, or
conditions
too high dust content, or
the air piping is blocked
140
Method Criterion
As per use
Visual check
state
No abnormal
Visual and
sound or
audible check
vibration
Check visually,
As per
by smelling
Section 2-1
and feeling
Measure at R,
As per
standard
S, T and U, V,
specifications
W terminals
Check visually,
tighten the
No abnormal
fastenings, and
condition
clean the
related parts
Check
visually, by As per
smelling and Section 2-1
feeling
Measure at R,
As per
standard
S, T and U, V,
specifications
W terminals
Check visually,
tighten the
No abnormal
fastenings, and
condition
clean the
related parts