Echo SRM-5000 Service Data - page 2
SERVICE INFORMATION
SRM-5000
2
1 SERVICE INFORMATION
1-1 Specifications
Model
SRM-5000(L)
SRM-5000(U)
Dimensions Length*
mm(in)
1860 (73.2)
1860 (73.2)
Width
mm(in)
325 (12.8)
700 (27.6)
Height
mm(in)
265 (10.4)
430 (16.9)
Dry weight **
kg(lb)
8.3 (18.30)
8.7 (19.18)
Engine
Type
KIORITZ, air-cooled, two-stroke, single cylinder
Semi-automatic decompression
Rotation
Anticlockwise as viewed from the output end
Displacement
cm
3
(in
3
)
51.7 (3.155)
Bore
mm(in)
44.0 (1.732)
Stroke
mm(in)
34.0 (1.339)
Compression ratio
6.9 : 1
Carburettor
Type
Rotary type : Diaphragm, horizontal-draught, with primer
††
Model
Walbro WYK-227
Venturi size-Throttle bore mm(in)
13.5 - 15.0 (0.531 - 0.591)
Metering diaphragm pressure
Lead pressure from inside of cleaner case
Ignition
Type
CDI (Capacitor discharge ignition) system in a single integrated
piece, with electronic timing advancer and speed governer
Spark plug
RCJ-6Y
Starter
Type
Automatic rewind
Rope diameter x length
mm(in)
3.8 x 1150 (0.15 x 45.3)
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.)
1.0 (33.8)
Clutch
Type
Centrifugal, 2 - shoe pivot
Handle
Type
Front
Crescent loop w/cushion grip
U-shaped
Rear
Integrated control grip w/cushion
- - -
Drive shaft
Type
Solid (Spline shaft)
Diameter - Length
mm(in)
8 - 1590 (0.31 - 62.6)
Housing
OD -ID mm(in)
28 - 24 (1.10 -0.94)
(Main pipe)
Length mm(in)
1530 (60.2)
Gear case
Reduction ratio
1.33
Gear tooth
Spiral bevel gear
Lubrication
Lithium based grease
Cutter
Type
Nylon line cutter, 3-tooth blade
†
, Others
Pilot diameter
mm(in)
25.4 (1.0)
Fastener type, size
mm
Left-hand thread nut, M10 x 1.25 pitch
Cutting rotation
Anticlockwise as viewed from top
OD: Outer diameter.
ID: Inner diameter.
* Without shoulder harness and cutter head.
** With standard cutter head, without shoulder harness.
†
Install and use U-shaped handle when operating with steel blade.
††
Primer is on cleaner case.