Honda Harmony HRM215SXA Owner's Manual page 54

MAINTENANCE
5. Wipe dirt from the inside of the air cleaner housing and cover,
using a moist rag. Be careful to prevent dirt from entering the air
duct that leads to the carburetor.
6. Reinstall the filters and cover. Tighten the cover screw securely.
Spark Plug Service
RECOMMENDED SPARK PLUGS
REGULAR RESISTOR'
NGK
BP5ES BPRSES
DENS0 WlGEP-U WlGEPR-U
CHAMPION
N12Y RN12Y
l
Resistor spark plugs reduce interference with radio and TV reception.
p7iz-l
Incorrect spark plugs can cause engine damage.
For good performance, the spark plug must be properly gapped and
free of deposits.
1. Disconnect the spark plug cap
and remove any dirt from
around the spark plug area.
CAP
52