Echo CS-420ES Parts List Repair
Echo CS-420ES Parts List for the Echo chainsaw. Repair and identify all chainsaw parts for the Echo 420ES (CS-420ES) with this manual. The manual contains diagrams and accurate information as used by professional mechanics and repair shops to troubleshoot and identify all componants of the chainsaw.
This is the Echo 420ES parts list manual. A workshop service manual and carburetor manual is also available from this website. Chainsaw Model number Echo 420ES.
It is in a pdf format which contains clear exploded diagrams to help you quickly find all parts of your Echo CS-420ES chainsaw.
Contents of Echo CS-420ES Parts List Manual
Introduction, Specifications, Clutch, Engine, Ignition system, Rewind starter, Throttle control, Fuel system, carburetor, Av system, Shaft, Cutting tool drive, Support frame, Special servicing tools and aids.
Echo CS-420ES Specifications
Echo 420ES chainsaw model carbureter type: Walbro Wt-980, OEM Part Number A021001900.
Model: CS-420ES
External dimentions : L × W × H mm 393 × 243 × 277
Mass
Saw without guide bar and chain, empty tanks: kg 4.6
Volume
Fuel tank: mL 410
Tank for chain lubrication oil: mL 280
Fuel ( Mixture ratio ): Regular grade petrol. Minimum 89 Octane unleaded petrol is recommended. Do not use fuel containing methyl alcohol or more than 10 % of ethyl alcohol. 50 : 1 ( 2 % ) for ISO- L- EGD Standard ( ISO/CD 13738 ), JASO FC grade and ECHO Premium 50 : 1 oil.
Oil ( Chain oil ): Special chain oil or motor oil
Cutting length
All specified usable cutting lengths of guide bar: mm 380, 450
Chain
Specified pitch: mm 8.26 (0.325 inch)
Specified gauge ( thickness of drive links ): mm 1.47 (0.058 inch)
Type of guide bar: cm 38, 45 (ECHO)
Guide bar gauge: mm 1.47 (0.058 inch)
Type of chain: Carlton K2L, Oregon 21BPX
Lubrication: Adjustable automatic oil pump
Sprocket : Specified number of teeth 7
Chain speed at 1.33 times the maximum engine power speed: m/s 24.1
Engine
Type: Air cooled 2-cycle single cylinder
Carburettor: Diaphragm type
Magneto: Flywheel magneto, CDI system
Spark plug: NGK BPMR8Y
Starter: Recoil starter ; “ES” START
Power transmission: Automatic centrifugal clutch
Engine displacement: mL (cm³) 40.2
Maximum shaft brake power ( ISO 7293 ): kW 1.6
Recommended maximum speed with cutting attachment: r/min 12500
Recommended speed at idling: r/min 2800 (2700 – 2900)
Sound pressure level
( EN 27182 ) LpAav = dB(A) 99.2
Guaranteed sound power level: ( 2000/14/EC ) LWA = dB(A) 110.0
Chain brake
Vibration : ( ISO 7505 ) m/s² 4.4 / 6.4
Front hand guard, Rear hand guard, Throttle trigger lockout, Chain catcher, Chain brake, Anti-vibration device, Spark arrester screen, Spiked bumper.
Echo CS-420ES Chainsaw Features
It’s manufactured in Japan to the highest possible standards, The CS-420ES chainsaw combines light weight construction (4.6kg) with a powerful 40.2cm³ professional grade engine. The CS-420ES is a mid-range, low emission chain saw that is ideal for tree surgeons or farmers for felling trees and logging.
See manual for more chainsaw specs…
Echo CS-420ES Parts List PDF
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