Eastman Industries HM19H-4 Operator's Manual - page 26
26
Troubleshooting
Problem
Possible Cause
Corrective Action
Engine does not start
1. The fuel tank is empty or
1. Drain and/or fill the fuel tank with fresh
the fuel system contains
gasoline. If the problem persists, contact
stale fuel.
an Authorized Service Dealer.
2. The air filter is soaked with
2. Replace the filter.
oil or gasoline.
3. The throttle lever is not in
3. Move the throttle lever to the Choke
the Choke position.
position.
4. The wire is not connected
4. Connect the wire to the spark plug.
to the spark plug.
5. The spark plug is pitted,
5. Check the spark plug and adjust the gap
fouled or the gap is
if necessary. Replace the spark plug
incorrect.
if it is pitted, fouled or cracked.
Engine starts hard
1. The fuel tank contains stale
1. Drain and fill the fuel tank with fresh
or loses power
fuel.
gasoline.
2. The fuel cap vent hole is
2. Clean the fuel cap vent hole or replace
plugged.
the fuel cap.
3. The air filter element is
3. Clean the air filter pre-cleaner and/or
dirty and is restricting the
replace the air filter.
air flow.
4. The underside of the lawn
4. Clean the underside of the lawn mower
mower is clogged with.
deck, the air intakes and impeller fins.
clippings and debris.
5. The spark plug is pitted,
5. Check the spark plug and adjust the gap
fouled or the gap is
if necessary. Replace the spark plug if
incorrect.
it is pitted, fouled or cracked.
6. The engine oil level is low
6. Check the engine oil. Change the oil if
or the oil is dirty.
it is dirty or add oil if it is low.
The mower does not
hover
1. The engine does not run at
1. Correct the engine speed.
the correct speed.
2. Air vents are clogged with
2. Clean and unclog.
grass clippings and debris.
3. Impeller fins and underside
3. Remove the impeller. Thoroughly
of the deck are clogged
clean the impeller and the deck.
with grass and debris.