Husqvarna 125B User Manual

English--- 20
115491326 Rev. 2 4/30/12
TROUBLESHOOTING
TROUBLE
CAUSE REMEDY
Engine will not
start.
1. Engine flooded.
2. Fuel tank empty.
3. Spark plug not firing.
4. Fuel not reaching
carburetor .
5. Compression low.
1. See “Starting a Warm Engine”
in ST AR TING AND STOPPING section.
2. Fill tank with correct fuel mixture.
3. Install new spark plug.
4. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
5. Contact an authorized service dealer.
Engine will not
idle properly.
1. Fuel not reaching
carburetor .
2. Carburetor requires
adjustment.
3. Crankshaft seals worn.
4. Compression low.
1. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
2. See “Fine Adjustment of the Idle Speed--T”
in MAINTENANCE section.
3. Contact an authorized service dealer
4. Contact an authorized service dealer.
1. Air filter dirty.
2. Fuel not reaching
carburetor .
3. Spark plug fouled.
4. Carburetor requires
adjustment.
5. Carbon build up.
6. Compression low.
Engine will not
accelerate,
lacks power, or
dies under a
load.
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.
Engine smokes
excessively.
1. Choke partially on.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. Carburetor requires
adjustment.
1. 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.
2. Spark plug incorrect.
3. Carburetor requires
adjustment.
4. Carbon build up.
1. See “Fuel mixture” in FUEL HANDLING
section.
2. Replace with correct spark plug.
3. Contact an authorized service dealer.
4. Contact an authorized service dealer.
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.

Husqvarna 125B Specifications

General

Brand	Husqvarna
Model	125B
Category	Blower
Language	English