Echo HCA-2500 - Manual (Page 2)

SERVICE INFORMATION HCA-2500
2
1 SERVICE INFORMATION
1-1 Specifications
Dimensions Length mm(in) 2330 (91.7)
Width mm(in) 225 (9.3)
Height mm(in) 225 (9.3)
Dry weight kg(lb) 6.4 (14.1)
Engine Type KIORITZ, air-cooled, two-stroke, single cylinder
Rotation Anticlockwise as viewed from the output end
Displacement cm 3 (in 3 ) 23.6 (1.440)
Bore mm(in) 34.0 (1.339)
Stroke mm(in) 26.0 (1.024)
Compression ratio 6.3
Carburettor Type Rotary type : Diaphragm, horizontal-draught, with primer (purge pump)
Model Walbro WT-424C
Venturi size-Throttle bore mm(in) 7.9 - 12.7 (0.31 - 0.5)
Ignition Type CDI (Capacitor discharge ignition) system
with electronic speed governor
Spark plug BPMR7A
Starter Type Automatic rewind
Rope diameter x length mm(in) 3.0 x 1000 (0.12 x 39.4)
Fuel Type Premixed two-stroke fuel
Mixture ratio 50 : 1 (2 %)
Petrol Minimum 89 octane petrol (RON)
Two-stroke air cooled engine oil ISO-L-EGD (ISO/CD13738), JASO FC
Tank capacity L (U.S.fl.oz.) 0.4 (13.5)
Clutch Type Centrifugal, 2 - shoe slide
Handle Type Front Rubber grip
Rear Rubber grip with throttle trigger
Drive shaft Type Flexible
Inner shaft: Diameter - Length mm(in) 6.15 - 1522 (0.24 - 60.0)
Housing OD -ID mm(in) 25 - 22 (0.98 - 0.87)
(Main pipe) Length mm(in) 1500 (59.0)
Gear case Reduction ratio 3.95
Gear tooth Spiral bevel
Lubrication Lithium based grease
Cutter Type Double reciprocating, double edge blade
Called Length mm(in) 450 (18)
Pitch mm(in) 35.0 (1.38)
Height mm(in) 21.0 (0.83)
Thickness mm(in) 2.5 (0.098)
Articulate adjustment 180
°
variable at 15
°
pitch + storage position
OD: Outer diameter. ID: Inner diameter.