Panasonic YC-300BP2YAF, Operating Instructions Manual

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Maintenance and inspection
OMCTT5639E09
41
7. Maintenance and inspection
7.1 Daily check
• The daily check is important to make the most of the per -
formance of this product and to secure the safety of daily
operations.
• Perform the daily check for sections indicated in the fol -
lowing table, and conduct the cleaning and replacement
of parts when necessary.
• For replacement of parts, make sure to use our genuine
parts for Panasonic welding machine to keep its perfor -
mance and functions

Welding machine (This product)

Cables and hoses
DANGER
Touching any current-carrying parts may cause a fatal electric shock or
burn injury
To prevent a fatal accident, such as an electric shock, burn injury, etc., make sure to
observe the followings.
Make sure to turn off the power switch and the switch of the distribution box before making a daily
check. (However, any external check made without touching current-carrying parts or their surround -
ing area is excluded.)
Check item
Check point Remarks
Front
Control or display devices
Breakage or loose attachment.
Operation or indication error.
If there is any defect, an inside
check, additional fastening,
parts replacement, etc. are
required.
Fingertip joint, Connector
and gas outlet joint
Breakage or loose attachment.
Rear
Input power terminal cover
If the cover is attached correctly.
Breakage or loose attachment.
Gas inlet joint Breakage or loose attachment.
Cooling fan
If it makes any unusual rotation noise.
If it generates cooling wind all right.
Top
Bottom
Sides
Handle
Breakage or loose attachment.
If there is any defect, additional
fastening, parts replacement,
etc. are required.
Casters
Cases
Loose attachment.
Overall
• Is there any trace of heat generation, such as discoloration, etc.?
• After power “ON” and during the welding operation:
Are there any unusual vibrations, beats or odor?
If there is any unusual events,
an inside check is required.
Check item Check point Remarks
Grounding wires
Of this product
If it is removed.
If it is fastened securely.
To prevent a physical accident
caused by electric leakage,
make sure to check it.
Of the base metal
Input cables
Each connection (Load side termi -
nal of the distribution box, Input
power terminal of this product)
If it is fastened securely.
To secure the physical safety
and stable arc, check those
cables in an appropriate man -
ner according to the condi -
tions of shop floors.
Daily check:
Inspect roughly and quickly by
the daily check.
Period check:
Inspect in details.
Cable coating Wear or damage.
Output cables
Fingertip joint If it is inserted completely.
Each connection If it is fastened securely.
Cable coating Wear or damage.
overall
If any current-carrying parts is
exposed other than the base-
material-side connection.
Remote control -
ler and torch
switch cables
Connector If it is inserted completely.