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z When the engine is to start, there may be a case that the engine will not start unless the
starter switch is restored to STOP once.
5-3.3 The Earth Leakage Breaker has activated
When the earth leakage breaker has activated, the earth leakage indication lamp turns ON and
the breaker (lever) trips to the middle of ON and OFF positions. In the case, stop the engine
promptly and find the leakage point to repair. After repairing leakage point(s), proceed with the
following restoration steps.
Push the reset button or stop the engine.
Restore (push down) the breaker (lever) to OFF position.
By the above procedures, you can reset the breaker to ON position.
<Caution>
z When the breaker trips to the middle but the lamp does not turn RED simultaneously, the
cause is Over-loaded or the output selector switch is positioned to ECO. Restore as per the
procedures No. 9-3 Operation.
5-4 The Slow-Down Feature
The Slow-Down feature is to set the engine speed low automatically (in about 8 seconds)for the
purpose of reducing noise and fuel consumption, whenever welding operation or electric supply
is not performed.
In the case of using the Slow-Down feature, turn the Slow-Down switch to ON. The engine
automatically moves to high speed, when welding operation or electric supply starts.
Caution : Damage to the equipment or other properties
z Turn always the Slow-Down switch to OFF, when the load is incorporated with a electro-
magnetic switch.
<Caution>
z When the load of less than 0.5A is connected to use, the Slow-Down feature does not func-
tion sometimes. Therefore, turn the switch to OFF.
z When welding operation or electric supply is used intermittently, turn the switch to OFF.
z When the output selector switch is positioned to ECO, the engine does not turn to high speed.
(DGW311DM only)
6. Initialization and Pre-check
Caution : Fire Burns Injuries
z When checking engine, always stop the engine, and keep away from fire. Wait until the en-
gine cools down, before performing any checks.
6-1 Checking Engine Oil
When checking for engine oil, be sure to keep the equipment
leveled, and insert the oil gauge all the way in.
Prior to starting the equipment, make sure to fill the engine oil
to the HIGH level through the oil inlet.
OIL GAUGE (YELLOW)
OIL FILLER
OIL PLUG (YELLOW)
SIDE DOOR