Connecting Gas Regulator; 1Connecting Procedures - Panasonic YC-300BZ3YHD Operating Instructions Manual

Connection

6.4 Connecting gas regulator

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.
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.
6.4.1 Connecting procedures
(1) Attach the gas regulator to the gas bottle
* Prior to attaching them, clean their mouthpieces.
* 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.
6.4.2 Connecting procedures
(1) Attach the gas regulator to the gas bottle
* Prior to attaching them, clean their mouthpieces.
* 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 setscrew
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.
24
WARNING
<To increase the maximum gas flow-rate>
(*)
(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)
Gas regulator
Gas cylinder
1
2
inside the "gas outlet" joint.
Gas inlet
3
OMCTT5621E18