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SERVICE MAINTENANCE GUIDE
AREA
MAINTENANCE
PAGE
BEFORE
USE
MONTHLY
YEARLY
Screws, Bolts & Nuts
Inspect, Tighten/
Replace
W
-
Fuel Line
Inspect
•
Air Filter
Clean/Replace
8
•
Fuel Filter
Inspect/Replace
10
•
Spark Plug
Inspect/Clean/
Adjust/Replace
10
•
Carburetor
Adjust
8
•
Cooling System
Inspect/Clean
9
•
Muffler (Spark Arrestor) Inspect/Clean
9
•
Vacuum Bag
Inspect/Clean
10
•
Starter Rope
Inspect/Replace
•
Shredder Blade
Inspect/Clean
10
•
Fuel Leaks
Inspect/Repair
•
IMPORTANT
Time intervals shown are maximum. Actual use and your experience will determine the frequency of
required maintenance.
TROUBLESHOOTING
Problem
Cause
Remedy
Engine —starts hard
—does not start
Engine
Cranks
k Fuel at
1 carburetor
i
*
i
No fuel
1 at carburetor
•Fuel strainer clogged
•Fuel line clogged
•Carburetor
•Clean.
•Clean.
•See your Echo dealer
Fuel at
cylinder
i
No fuel at
f
cylinder
•Carburetor
•See your Echo dealer
i
Muffler wet
i
with fuel
•Fuel mixture is too rich
•Open choke
•Clean/replace air filter
•Adjust carburetor
•See your Echo dealer
Spark at
end of
plug wire
-1_
i
No spark at end
k of plug wire
•Ignition switch off
•Electrical problem
•Interlock switch
•Turn switch on
•See your Echo dealer
•See your Echo dealer
Spark at
plug
1
i No spark at
i
Plug
•Spark gap incorrect
•Covered with carbon
•Fouled with fuel
•Spark plug defective
•Adjust. 0.6-0.7 mm (0.024-
0.028)
•Clean or replace.
•Clean or replace.
•Replace plug
Engine
does not
crank
•internal engine problem
•See your Echo dealer
Enc
run
jine
5
Dies or
4cceleral es poorly
•Air filter dirty
•Fuel filter dirty
•Fuel vent plugged
•Spark plug
•Carburetor
•Cooling system plugged
•Exhaust port/spark
arrestor screen plugged
•Clean or replace
•Replace
•Plugged
•Clean and adjust/replace
•Adjust
•Clean
•Clean
7
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