Troubleshooting - Weed Eater BV1850 Instruction Manual

SEASONAL STORAGE
Prepare unit for storage at end of season or if
it will not be used for 30 days or more.
If your unit is to be stored for a period of time:
• Clean the entire unit before lengthy stor-
age.
• Store in a clean dry area.
• Lightly oil external metal surfaces.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA-
TION section of this manual, see message la-
beled IMPORTANT regarding the use of ga-
sohol in your engine.
Fuel stabilizer is an acceptable altemafive in
minimizing the formation of fuel gum deposits
dudng storage. Add stabilizer to gasoline in fuel
tank or fuel storage container. Follow the mix
instructions found on stabilizer container. Run
engine at least 5 minutes after adding stabilizer.
ENGINE
• Remove spark plug and pour 1 teaspoon of
40:1, 2-cycle engine oil (air cooled) through
the spark plug opening. Slowly pull the
starter rope 8 to 10 times to distribute oil.
• Replace spark plug with new one of recom-
mended type and heat range.
• Clean air filter.
• Check entire unit for loose screws, nuts,
and bolts. Replace any damaged, broken,
or worn parts.
• At the beginning of the next season, use
only fresh fuel having the proper gasoline to
oil ratio.
OTHER
• Do not store gasoline from one season to
another.
• Replace your gasoline can if it starts to rust.
TROUBLESHOOTING TABLE
WARNING:
Always stop unit and disconnect spark plug before performing any of the
recommended remedies below other than remedies that require operation of the unit.
TROUBLE CAUSE REMEDY
Engine will not 1. Engine flooded. 1. See "Starting a Flooded Engine"
start, in Operation section.
2. Fuel tank empty. 2. Fill tank with correct fuel mixture.
3. Spark plug not firing. 3. Install new spark plug.
4. Fuel not reaching 4. Check for dirty fuel filter; replace.
carburetor. Check for kinked or split fuel line;
repair or replace.
5. Compression low. 5. Contact an authorized service dealer.
Engine will not 1. Fuel not reaching 1. Check for dirty fuel filter; replace.
idle properly, carburetor. Check for kinked or split fuel line;
repair or replace.
2. Carburetor requires 2. Contact an authorized service dealer.
adjustment.
3. Crankshaft seals worn.
4. Compression low.
1. Air filter dirty.
2. Fuel not reaching
carburetor.
Engine will not
accelerate,
lacks power, or
dies under a
load.
Engine smokes
excessively.
3. Spark plug fouled.
4. Carburetor requires
adjustment.
5. Carbon build up.
6. Compression low.
I. Choke partially on.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. Carburetor requires
adjustment.
3. Contact an authorized service dealer
4. Contact an authorized service dealer.
1. Clean or replace air filter.
2. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
3. Clean or replace spark plug
and re-gap.
4. Contact an authorized service dealer.
5. Contact an authorized service dealer.
6. Contact an authorized service dealer.
I. Adjust choke.
2. Empty fuel tank and refill with
correct fuel mixture.
3. Clean or replace air filter.
4. Contact an authorized service dealer.
Engine runs hot. 1. Fuel mixture incorrect. 1. See "Fueling Engine" in Operation
section.
2. Spark plug incorrect. 2. Replace with correct spark plug.
3. Carburetor requires 3. Contact an authorized service dealer.
adjustment.
4. Carbon build up. 4. Contact an authorized service dealer.
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