MAINTENANCE SRM-3020
34 X7502350002
© 2/20 ECHO Incorporated
b. Install the new fuel filter with the reverse action.
c. When the inside of the fuel tank is dirty, rinse the tank out with
gasoline to clean it.
Note: Federal EPA regulations require all model year 2012 and later
gasoline powered engines produced for sale in the United
States to be equipped with a special low permeation fuel
supply hose between the carburetor and fuel tank. When
servicing model year 2012 and later equipment, only fuel
supply hoses certified by EPA can be used to replace the
original equipment supply hose. Fines up to $37,500 may be
enforced for using an un-certified replacement part.
Spark Plug
Level 2.
Parts Required: Tune Up Kit.
Use only NGK CMR7H spark plug otherwise severe engine damage
may occur.
1. Remove spark plug and check
for fouling, worn and rounded
center electrode.
2. Clean the plug or replace with a
new one. DO NOT sand blast to
clean. Remaining sand will
damage engine.
3. Adjust spark plug gap by
bending outer electrode.
4. Tighten spark plug to 102-153 kgf•cm (89-133 in•lbf).
Cooling System
Level 2.
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