19
Mass :
Unit, empty tank kg 5.4 5.6
Unit, full tank kg 5.8 6.0
Volume : Fuel tank L 0.5
Cutting device :
Type Dual action, double sided
Length mm 680 785
Pitch mm 35
Height mm 21
Gear ratio and lubrication : 5.75 reduction and good quality lithium grease
External Dimensions : length × width × height mm 1158 × 275 × 203 1263 × 275 × 203
Engine :
Type Air cooled Two stroke single cylinder
Engine displacement mL (cm³) 21.2
Maximum shaft brake power
(Referred to ISO 8893) kW 0.61
Engine speed at maximum engine power r/min 7500
Recommended maximum engine speed r/min 10500
Recommended engine idling speed r/min 3300
Carburettor Diaphragm type
Ignition Flywheel magneto - CDI system
Spark plug NGK BPMR8Y
Starter Recoil starter ; “ES” START (See page 2)
Clutch Automatic Centrifugal
Fuel : Regular grade petrol. Minimum 89 Octane
unleaded petrol is recommended. Do not use fuel
containing methyl alcohol or more than 10 % of
ethyl alcohol.
Oil Two stroke, air-cooled engine oil. 50 : 1 for ISO-L-
EGD Standard (ISO/CD 13738), JASO FC, FD
grade and ECHO Premium 50 : 1 oil.
Ratio 50 : 1 (2 %)
Fuel consumption at maximum engine power L / h 0.46
Specific fuel consumption at maximum engine
power g/(kW•h) 558
Sound Pressure Level : (ISO 22868) LpAav = dB(A) 94.1 94.1
Guaranteed Sound Power Level :
(2000/14/EC) LWA = dB(A) 108 108
Vibration levels : (ISO/DIS 10517)
Idling m/s² 3.6 4.0
Racing m/s² 5.7 5.8
SPECIFICATIONS
HCR-161ES HCR-171ES
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