C
ONNECTING THE
W
ELDING
P
OWER
S
OURCE
C
ONNECTION
C
HAPTER
4
42
4.2.8
Connection of cooling water circulation device and water hose (In using water-
cooled welding torch)
•
WB-P402L only
This section explains the procedure for connecting the cooling water circulation device and water hose.
Refer also to the instruction manual of the cooling water circulation device.
1.
Perform grounding work for welding power source.
(
4.3
-
Grounding and Connection of Input Power Supply
2.
Connect the feeding water hose (1) to the welding power source and the wire feeder.
3.
Connect the feeding water hose (2) to the welding power source and the cooling water circulation device.
4.
Connect the condensing hose to the cooling water circulation device and the wire feeder.
Connection of cooling water circulation device and water hose is complete. Procedure is followed by 4.3 Grounding and
Connection of Input Power Supply.
CAUTION
• Ensure to perform grounding work before connecting the water hose.
Cooling water
circulation device
Feeding water hose (2)
Feeding water hose (1)
Feeding water hose (1)
(Welding power source - Wire feeder)
Welding power source
(Rear face)
Feeding water hose (2)
(Welding power source -
Cooling water circulation
device)
Welding power source
(Front face)
Condensing water hose
Condensing water hose
(Cooling water
circulation device -
Wire feeder)
Wire feeder
Feeding
water port
Condensing
water port
Feeding water hose
(Welding power source -
Wire feeder)
