Connecting Gas Regulator; Connecting Procedures - Panasonic YC-300BP2YAF Operating Instructions Manual

5.3 Connecting gas regulator

DANGER
Note About shield gas
• Use the high-purity welding argon gas JISK1105 (99.9% or more in purity) as a TIG welding shield gas.
• Incorporation of impurities, such as oxygen, moisture, nitrogen, etc., into the argon gas may deteriorate the shield
performance and eventually reduce the welding quality.

5.3.1 Connecting procedures

(1) Attach the gas regulator to the gas bottle.
(a) Prior to attaching them, clean their mouthpieces.
(b) Fasten the tightening nut with a monkey spanner,
etc. securely.
(2) Connect the gas hose (accessory) to the gas hose
joint of the gas regulator.
Fasten it with the supplied hose band securely.
(3) Connect the other end of the gas hose to the "gas
inlet" joint on the rear face of this product.
Screw size: U9/16. THread 18)
• The factory-set inside diameter of "gas outlet" joint is 1.0mm, and the maximum flow-rate is set to 20L/min.
• To increase the maximum flow rate, remove the
Eventually, the maximum flow rate is set to 45L/min. However, the gas regulator shall also be replaced with that pre-
pared for the maximum flow rate of 45L/min.
*: It can be removed from the front of the "gas outlet" joint with a slotted screwdriver.
OMCTT5639E09
This is a high-pressure gas apparatus. Its mishandling may cause a physical
accident, such as the direct hit of parts due to the high-pressure gas.
Make sure to read the instruction manual of the gas regulator carefully before
connection.
<To increase the maximum gas flow-rate>
setscrew*
Gas cylinder
Gas regulator
1
2
Gas inlet
inside the "gas outlet" joint.
Connection
3
27