Panasonic YC-300BZ3YHD, Руководство по эксплуатации

Страница: 29 / 60

Preparation and termination processing
OMCTT5621E18
29
7. Preparation and termination processing
7.1 Preparation
7.1.1 Use of protective equipment
7.1.2 Pre-operation check
• Check if all connections are correct and complete.
(Refer to sections “Configurations!” and “Connection”.)
7.1.3 Turning ON power
WARNING
To protect you and other people from gases, fumes and lack of oxygen that may be
generated during the welding operation, make sure to prepare ventilation facilities and
use protective equipment, etc.

Welding operations in narrow spaces may cause asphyxia due to lack of oxygen.

Prepare ventilation facilities to prevent the inhalation of gases and fumes generated during the welding operation.
Otherwise, wear a respirator.
CAUTION
To protect you and other people from arc light, flying spat -
ters, slag, and arc noises generated by welding, use pro -
tective equipment.

Wear leather gloves and safety shoes to protect the exposed parts of your eyes
and skin.

Prepare light-shielding glasses or a welding face-shield with a light-shielding fil -
ter plate appropriate to the applied welding current.
(1) Turn on the switch of the distribution box.
(2) Turn on the “POWER” switch.
7.1.4 Adjusting gas flow rate
(1) Place the “Gas supply” switch in the “CHECK” position.
(2) Open the main valve of the gas cylinder. (Make sure
that the flow adjustment knob is at the side of [SHUT]
before opening the main switch.)
(3) Turn the flow adjustment knob in the direction of
[OPEN], and adjust it until the flow meter indicates the
required value.
(4) After completion of the flow rate, place the “Gas sup -
ply” switch in the “WELD” position.
Power switch
Gas supply switch
Gas cylinder
Flow adjustment knob
main valve