SPECIFICATIONS
HC-2020
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X7702245301
© 11/19 ECHO Incorporated
8.
Drain fuel tank completely. Press purge bulb 6-7 times to remove
remaining fuel from carburetor then drain the tank again. Close choke,
start and run the engine until it stops due to lack of fuel.
9.
Allow engine to cool. Remove the spark plug lead from the spark plug.
Remove the spark plug. Pour 7 cc (0.25 oz.) of fresh, clean, two-stroke
engine oil into the cylinder through the spark plug hole.
a.
Place a clean cloth over the spark plug hole.
b.
Pull the recoil starter handle 2-3 times to distribute the oil inside the
engine.
c.
Observe the piston location through the spark plug hole. Pull the
recoil handle slowly until the piston reaches the top of its travel and
leave it there.
10. Install the spark plug. Connect the spark plug lead to the spark plug.
SPECIFICATIONS
MODEL
HC-2020
Length
1064 mm (41.9 in.)
Width
266 mm (10.5 in.)
Height
198 mm (7.8 in.)
Weight (dry)
4.5 kg (10 lb.)
Engine Type
Air cooled, two-stroke, single cylinder gasoline
engine
Bore
32.2 mm (1.27 in.)
Stroke
26.0 mm (1.02 in.)
Displacement
21.2 cc (1.29 cu. in.)
Exhaust
Spark arrestor muffler or spark arrestor muffler
with catalyst
Carburetor
Diaphragm w/purge pump
Ignition System
Flywheel magneto, capacitor discharge ignition
type
Spark Plug
NGK BPMR8Y (Gap 0.65 mm (0.026 in.)
Fuel
Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio
50:1
Gasoline
Use 89 Octane unleaded. Do not use fuel
containing methyl alcohol, more than 10% ethyl
alcohol or 15% MTBE. Do not use alternative
fuels such as E-15 or E-85.
Oil
ISO-L-EGD (ISO/CD 13738) and J.A.S.O.
M345- FD, two-stroke, air-cooled engine oil.