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Spark plug
NGK BPR5ES (CHAMPION RN11YC)
CLEANING FUEL STRAINER
Dirt and water in the fuel are removed by
the fuel strainer.
(a) Remove the strainer cup and throw
away water and dirt.
(b) Clean the screen and strainer cup
with gasoline.
(c) Tightly fasten the cup to main body,
making sure to avoid fuel leak.
(d) Clean the electrodes if they are dirty.
Adjust the clearance to 0.03 in. (0.7-
0.8 mm). Replace it with a new one if
the abrasion has developed to the
degree where a flat surface cannot be
obtained on its projection.
If the electrodes turn black, also
inspect the air cleaner.
(e) Attach and tighten the plug with the
specified torque : 25 to 30 Nm (2.5 to
3.0 kg-m).
(f) After checking that the contact area
inside the plug cap is not corroded,
connect the high-voltage cables.
FUEL HOSE REPLACEMENT
Replace the fuel hose every 1,000 hours
or every year.
If fuel hose leak is found, replace the fuel
hose immediately.
WARNING
Take extreme caution when replacing
fuel hose ; gasoline is flammable.