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PAGE 30 — DCA125SSIU 50 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #0 (12/22/08)
INSPECTION/SETUP
CIRCUIT BREAKERS
To protect the generator from an overload, a 3-pole, 300
amp, main circuit breaker is provided to protect the U,V,
and W Output Terminals from overload. In addition two
single-pole, 20 amp GFCI circuit breakers are provided to
protect the GFCI receptacles from overload. Three 50 amp
load circuit breakers have also been provided to protect the
auxiliary receptacles from overload. Make sure to switch
ALL circuit breakers to the OFF position prior to starting
the engine.
LUBRICATION OIL
Fill the engine crankcase with lubricating oil through the
fi ller hole, but DO NOT overfi ll. Make sure the generator is
level and verify that the oil level is maintained between the
two notches (Figure 27) on the dipstick. See Table 9 for
proper selection of engine oil.
Engine Oil DipstickFigure 27.
When checking the engine oil, be sure to check if the oil is
clean. If the oil is not clean, drain the oil by removing the
oil drain plug, and refi ll with the specifi ed amount of oil as
outlined in the ISUZU Engine Owner’s Manual. Oil should
be warm before draining.
Other types of motor oils may be substituted if they meet
the following requirements:
API Service Classifi cation CC/SC
API Service Classifi cation CC/SD
API Service Classifi cation CC/SE
API Service Classifi cation CC/SF
Recommended Motor OilTable 9.
FUEL CHECK
Refi lling the Fuel System
This generator has an internal fuel tank located inside
the trailer frame and may also be equipped with an
environmental fuel tank (Figure 28). ALWAYS fi ll the fuel
tanks with clean fresh #2 diesel fuel. DO NOT fi ll the fuel
tanks beyond their capacities.
Pay attention to the fuel tank capacity when replenishing
fuel. The fuel tank cap must be closed tightly after fi lling.
Handle fuel in a safety container. If the container does not
have a spout, use a funnel. Wipe up any spilled fuel
immediately.
Internal Fuel Tank SystemFigure 28.
DANGER
Fuel spillage on a hot engine can cause
a fi re or explosion. If fuel spillage occurs,
wipe up the spilled fuel completely to
prevent fire hazards. NEVER smoke
around or near the generator.
CAUTION
ONLY properly trained personnel who have read
and understand this section should refi ll the fuel tank
system.