Welding Operation; Selection-Welding Cable; Polarity; Connection-Welding Cable - Shindaiwa DGW300MS Owner's And Operator's Manual

Shindaiwa diesel engine generator & welder vertical, water-cooled 4-cycle diesel engine
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② Turn the Emergency Stop Switch to arrow mark
(clockwise) to release the feature.
<Caution>
Be sure to re-start the engine after releasing the
Emergency Stop feature.
The engine does not start again though the starter motor
is running, without releasing the emergency stop feature.

8 Welding Operation

8-1. Selection – Welding Cable
Select the cable with proper gauge, based on the allowable amperage and the
length, per the table shown below.
The welding capacity is to reduce if the small gauge cable is used.
<Caution>
Welding cables should be used unstrained. When the welding cables are used in
swirl, the welding capacity is to reduce.
Return Length
Welding Current
300A
250A
200A
150A
100A

8-2. Polarity

There are two welding output terminals,
Select the polarity according to the operation, referring to the table below.
<Caution>
Follow the instruction of the welding rods, the polarity of which is specified.
(1) Welding Rod (include Gouging Rod)
Normal Polarity
Reverse Polarity
(2) Semi-automatic wire feeder
Normal Polarity
Reverse Polarity
8-3. Connection – Welding Cable
Danger : Electric Shock
Before connecting or disconnecting a welding cable from welding output
terminals, stop the engine, and remove the engine key. A person performing
should always keep the key.
Size of Cable (Unit: mm
20m
30
22
22
22
22
Application
Generals Welding, such as
Construction
Thin Plate, Build-Up Welding,
Stainless Steel , Gouging
Application
Self shield Weld
(Small Diameter)
MIG, MAG Welding
Self-Shield (Big Diameter)
- 19 -
2
)
30m
40m
60m
38
50
80
30
38
60
30
30
50
22
22
38
22
22
30
and
.
Connection
Plus to the Earth (Material)
Minus to holder (Rod)
Plus to holder (Rod)
Minus to the Earth (Material)
Connection
Plus to the Earth (Material)
Minus to Torch (Wire)
Plus to Torch (Wire)
Minus to the Earth (Material)
STOP
RESET
80m
100m
100
125
80
100
60
80
50
60
30
38

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