- Honda Portable Generator Owner's Manual

SPARK PLUG SERVICE
In order to service the spark plug, you will need a spark plug wrench
(commercially available).
Recommended spark plugs: BPR5ES (NGK)
WIGEPR-U (DENSO)
To ensure proper engine operation, the spark plug must be properly
, gapped and free of deposits.
If the engine has been running, the muffler
will be very hot. Be careful
not to touch the muffler.
1. Remove the spark plug cap.
2. Clean any dirt from around the spark plug base.
3. Use
a spark plug wrench to remove the spark plug.
4.Visually inspect the spark plug. Discard
it if the insulator is cracked
or chipped. Clean the spark plug with
a wire brush if it is to be
reused.
. 5. Measure the plug gap with a feeler gauge.
Correct as necessary by carefully bending the side electrode.
The gap should be:
0.028-0.031 in (0.70-0.80 mm)
0.028-0.031 in (0.70-0.80 mm)
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