Echo CS-370ES Parts List Manual


Echo CS-370ES PARTS LIST and repair the 370ES chainsaw. View free page images online or download full PDF. Clear diagrams and accurate repair information, print or save on any suitable device.

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Echo CS-370ES Parts List Repair

Echo CS-3700ES Parts List for the Echo chainsaw. Repair and identify all chainsaw parts for the Echo 370ES (CS-370ES) 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 370ES parts list manual. A workshop service manual and carburetor manual is also available from this website. Chainsaw Model number Echo 370ES.


It is in a pdf format which contains clear exploded diagrams to help you quickly find all parts of your Echo CS-370ES chainsaw.

Contents of Echo CS-370ES 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-370ES Specifications

Echo 370ES chainsaw model carbureter type: Walbro WT-985, OEM Part Number A021001921, A021001920.

Model: CS-370ES

External dimentions : L × W × H mm 393 × 243 × 277


Saw without guide bar and chain, empty tanks: kg 4.6


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 330, 380 and 350, 400


Specified pitch: mm 8.26 (0.325 inch) and 9.53 (3/8 inch)

Specified gauge ( thickness of drive links ): mm 1.47 ( 0.058 inch ) and 1.27 (0.050 inch)

Type of guide bar: cm 33, 38 (ECHO) and 35, 40 (ECHO)

Guide bar gauge: mm 1.47 (0.058 inch) and 1.27 (0.050 inch)

Type of chain: Carlton K2L, Oregon 21BPX and Carlton N1C-BL, Oregon 91PX, 91VG, 91VXL, 91VX

Lubrication: Adjustable automatic oil pump

Sprocket : Specified number of teeth 7

Chain speed at 1.33 times the maximum engine power speed: m/s 23.1 and 22.8


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) 36.3

Maximum shaft brake power ( ISO 7293 ): kW 1.41

Recommended maximum speed with cutting attachment: r/min 12500

Recommended speed at idling: r/min 2700 (2600 – 2800)

Sound pressure level

( EN 27182 ) LpAav = dB(A) 98.7

Guaranteed sound power level: ( 2000/14/EC ) LWA = dB(A) 109.4

Chain brake

Vibration : ( ISO 7505 ) m/s² 3.2 / 5.4

Front hand guard, Rear hand guard, Throttle trigger lockout, Chain catcher, Chain brake, Anti-vibration device, Spark arrester screen, Spiked bumper.

Echo CS-370ES Chainsaw Features

It’s manufactured in Japan to the highest possible standards,

See manual for more chainsaw specs…

Echo CS-370ES Parts List PDF

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