PAGE 18 — HDA SERIES WALK-BEHIND TROWEL • OPERATION MANUAL — REV. #0 (12/1/17)
ENGINE COMPONENTS
Figure 4. Honda Engine Components
INITIAL SERVICING
The engine (Figure 4) must be checked for proper
lubrication and filled with fuel prior to operation. Refer
to the engine owner’s manual for engine operation and
maintenance instructions.
1.
Throttle Lever — Adjusts engine RPM speed.
2.
Fuel Filler Cap — Remove to add unleaded gasoline
to the fuel tank. Make sure cap is tightened securely.
DO NOT overfill.
3.
Fuel Tank — Holds unleaded gasoline. Refer to the
engine owner’s manual for additional information.
4.
Engine ON/OFF Switch — ON position permits engine
starting,
OFF position stops engine operation.
2
12
11
1
4
3
10
9
8
7
6
5
DANGER
DO NOT fill the fuel tank while the engine
is running or hot. In the event of a fuel
spill,
DO NOT start the engine until all
fuel residue has been wiped up and the
area surrounding the engine is dry. Fuel
is
extremely flammable and can ignite if
it comes into contact with hot engine parts
or sparks from the ignition system.
5.
Recoil Starter — Manual starting mechanism. Slowly
pull the starter grip until resistance is felt, then pull
briskly and smoothly to start the engine.
6.
Fuel Valve Lever — Open to allow the flow of fuel, and
close to prevent the flow of fuel.
7.
Oil Drain Bolt — Remove to drain oil from the engine
crankcase.
8.
Dipstick/Oil Filler Cap — Remove to determine
if engine oil is low. Add oil through this port as
recommended in .
9.
Choke Lever — Aids in starting a cold engine, or
starting in cold weather conditions. The choke enriches
the fuel mixture.
10.
Spark Plug — Provides spark to the ignition system.
Set the spark plug gap according to the engine
manufacturer's instructions, and clean the spark plug
once a week.
11.
Muffler — Reduces noise and emissions. NEVER
touch the muffler while it is hot.
12.
Air Cleaner — Prevents dirt and other debris from
entering the fuel system. Remove the wing nut on top
of the air cleaner to gain access to the filter elements.
CAUTION
NEVER
disable or disconnect the engine
ON/OFF
switch. It is provided for operator safety.
Injury can
result if the switch is disabled, disconnected, or
improperly maintained.
WARNING
Engine components can generate
extreme heat. To prevent burns,
DO NOT
touch these areas while the engine is
running, or immediately after operating.
NEVER operate the engine with the
muffler removed.
NOTICE
Operating the engine without an air filter, or with a filter
that is damaged or excessively dirty, will allow dirt to
enter the engine, causing
rapid engine wear.
