Benchmark BG4000i - Spark Arrester Maintenance; Fuel Filter Maintenance

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7.5 SPARK ARRESTER MAINTENANCE
1. Make sure the mufer has cooled down.
2. Use a brush to remove carbon deposits from the spark arrester. If the spark
arrester is worn down, replace it.
3. Use compressed air to clear remaining deposits.
NOTE
 Failure to properly clean the spark arrester will reduce engine
performance.
7.6 FUEL FILTER MAINTENANCE
WARNING!
Gasoline is highly flammable and explosive under certain
conditions. Refuel in a well-ventilated area with the engine
stopped. Do not smoke or allow open flames or sparks in the
area where the generator is being refueled or where gasoline is
stored. Do not overfill the tank. Be careful not to spill fuel when
refueling. Wipe up any spilled gasoline and let the area dry
before starting the engine.
1. Remove the fuel cap and lter.
2. Clean the lter with solvent.
3. Wipe the lter.
4. Reinsert the lter.
8. 6. 3)
8. 6. 4)
8. 6. 3) Us e
s pa r
repla
8. 6. 4) R ein
8. 6.3)U s e a b rus h to r emove c a rbon d
s pa rk a rres ter . I f the s pa rk a rr
repla ce i t.
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8. 6.3)Use a brus h to r e move c a rbon d eposits f
s pa rk a rres te r . I f the s pa rk a rres te r i s w
repla ce i t.
8. 6.4)R e ins ta ll the s pa r k a rre s ter a nd m uffle g
a brus h to r emove c a rb on d e pos its f rom the
rk a rrester . I f the s pa rk a rrester i s w e a r,
a ce i t.
nsta ll the s pa rk a rres ter a nd m uffl e g ua rd.
ush to r emove c a rbon d eposits f rom the
rester . I f the s pa rk a rres ter i s w ea r,
t.
l the s pa rk a rres ter a nd m uffle g ua rd .
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os its f rom the
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8. 6.4) R eins ta ll the s pa rk a rres ter a nd m uffle g ua rd.
1 2 3 4
Valve Cap
Valve Stem
Rocker Arm
Valve Clearance
Rocker
Arm Pivot
Pivot
Adjusting Nut
Breather Tube
BG i-SERIES