Trouble Shooting - Echo HCR-161ES Operator's Manual

Trouble
Engine - hard to start
- does not start
Engine Fuel at
cranks carburettor
Fuel at cylinder
Spark at end of
plug wire
Spark at plug
Engine
does not
crank
Engine Dies or
runs accelerates
poorly
NOTE
"ES" START (See page 2)
When starter handle cannot be pulled lightly, the
trouble is diagnosed as failure of engine inside.
Please consult your dealer.
If disassembled inadvertently, it can cause injury.

TROUBLE SHOOTING

Cause
• Fuel filter clogged
No fuel at
• Fuel line clogged
carburettor
• Carburettor
• Carburettor
No fuel at
cylinder
• Fuel mixture is too rich
Silencer wet with
fuel
• Ignition switch off
No spark at end
• Electrical problem
of plug wire
• Spark gap incorrect
No spark at plug
• Covered with carbon
• Fouled with fuel
• Spark plug defective
• Internal engine problem
• Air filter dirty
• Fuel filter dirty
• Fuel vent plugged
• Spark plug
• Carburettor
• Cooling system plugged
• Exhaust port/silencer
plugged
• ALL TRIMMER SERVICE OPERATIONS, OTHER
• FUEL VAPORS ARE EXTREMELY FLAMMABLE
13
• Clean or replace
• Clean
• Ask your ECHO dealer
• Ask your ECHO dealer
• Open choke
• Clean/replace air filter
• Adjust carburettor
• Ask your ECHO dealer
• Turn switch on
• Ask your ECHO dealer
• Adjust 0.6 to 0.7 mm
• Clean or replace
• Clean or replace
• Replace plug
• Ask your ECHO dealer
• Clean or replace
• Clean or replace
• Clean
• Clean and adjust/replace
• Adjust
• Clean
• Clean
WARNING
THAN ITEMS LISTED IN THE OPERATOR'S
MANUAL, SHOULD BE PERFORMED BY
COMPETENT SERVICE PERSONNEL.
AND MAY CAUSE FIRE AND/OR EXPLOSION.
NEVER TEST FOR IGNITION SPARK BY
GROUNDING SPARK PLUG NEAR CYLINDER
PLUG HOLE, OTHERWISE SERIOUS
PERSONAL INJURY MAY RESULT.
Remedy