Echo PB-2520 User Manual

PB-2520 TROUBLESHOOTING
X7501190003 35
©10/2019 ECHO Inc.
TROUBLESHOOTING
Fuel vapors are extremely flammable 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.
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check Status Cause Remedy
Engine
starts
hard
or Engine
does not
start
Fuel at
carburetor
No fuel at
carburetor
Fuel strainer or
fuel line
obstructed
Clean or replace
See your dealer
Engine
starts
hard
or
Engine
does not
start
Fuel at
cylinder
No fuel at
cylinder
Carburetor See your dealer
Muffler wet
with fuel
Fuel mixture
too rich
OPEN choke
Clean or replace
air filter
Adjust carburetor
See your dealer
Spark at
end of plug
wire
No spark
Ignition at
STOP position
Electrical prob-
lem
Interlock switch
Move ignition
away from STOP
position.
See your dealer
Spark at
plug
Incorrect gap -
Covered with
carbon -
Fouled with
fuel - Plug
defective
Adjust to
0.65mm (0.026
in.)
Clean or replace
plug

Echo PB-2520 Specifications

General

Engine Displacement	25.4 cc
Air Volume	453 CFM
Air Speed	170 MPH
Weight	8.6 lbs
Type	Handheld
Engine Type	2-stroke
Noise Level	70 dB(A)
Power Source	Gas
Fuel Capacity	16.9 fl. oz