Honda TILLER F560 Manual De Explicaciones página 47

5. Spark plug service
Recommended spark plug:
To ensure proper engine operation, the spark plug must be properly
gapped and free of deposits.
1. Open the engine upper cover (see page
2. Remove the spark plug cap and use a spark plug wrench to remove
the plug.
If the engine has been running, the muffler will be very hot. Be careful
not to touch the muffler.
SPARK PLUG CAP
44
BPR5ES (NGK)
W16EPR-U (DENSO)
41
SPARK PLUG WRENCH
).