Echo QV-670 Parts List Manual


Echo QV-670 PARTS LIST and repair the 670 chainsaw. View free page images online or download full PDF. Clear diagrams and accurate repair information, print or save on any suitable device.

Download PDF Manual


Echo QV-670 Parts List Repair

Echo QV-670 Parts List for the Echo chainsaw. Repair and identify all chainsaw parts for the Echo 670 (QV-670) 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 670 parts list manual. A workshop service manual and carburetor manual is also available from this website. Chainsaw Model number Echo 670.


It is in a pdf format which contains clear exploded diagrams to help you quickly find all parts of your Echo QV-670 chainsaw.

Contents of Echo 670 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 QV-670 Specifications

Echo QV-670 chainsaw model carbureter type: Walbro HDA-203, OEM Part Number: A02100021, A021000291.

Model: QV-670

Mass With bar and chain, full fuel and oil: kg 8.7 (19.2 lb.)
Powerhead only, dry kg: 7.2 (15.9 lb.)
Engine Type: Air-cooled two-stroke single cylinder
Displacement: mL (cm³) 66.7 (4.07 cu. in.)
Bore × Stroke: mm 50 × 34 (1.97 × 1.34 in.)
Compression ratio: 7.6 : 1
Bearings: Heavy-duty, ball bearings on crank shaft, matched caged needles on connecting rod and piston pin.
Maximum engine speed: r/min 13,500 (no load)
Carburetor: Diaphragm type
Starter: Recoil starter
Power transmission: Automatic centrifugal clutch
Ignition system Type Electronic: CDI with SAIS (sloped advance ignition timing)
Spark plug: CHAMPION CJ-6Y
Spark plug: gap mm 0.6 – 0.7 (0.024 – 0.028 in.)
Fuel and Gasoline, octane rating, Mixture of gasoline: (unleaded, 89 octane
engine minimum) and 50 : 1 ECHO Power Blend™ two lubrication stroke, air-cooled engine oil.
Fuel/oil mix: Use an approved type fuel container. Never mix
fuel directly in the saw tank. Do not smoke near fuel. Pour half of the gasoline into the container, then all of the oil. Mix thoroughly before adding the remainder of the gasoline. Then mix thoroughly again. Fill the saw tank with fuel and tighten the fuel cap to prevent leakage. Wipe up any spillage. Always move away a safe distance from the fueling site before starting the engine.
NOTE: Use of non-recommended oils or failure to follow above instructions may result in engine malfunction and will void the warranty.
Gasoline capacity: L 0.64 (21.64 US. fl. oz.)
Oil Bar and chain: ECHO bar and chain oil (or motor oil)
Tank capacity: L 0.37 (12.5 US. fl. oz.)
Guide bar Length: mm 305 (12 in.) angle bar with industrial sprocket nose
Gauge: mm 1 .6 (0.063 in.)
Sprocket Rim size: mm 9.53 (3/8 in.) 7 teeth
Saw chain: Papco Firebrand Carbide #75DG-50E, 400-S
Chain pitch mm 9.53 (3/8 in.)
Drive link gauge: mm 1.6 (0.063 in.)
Chain speed: at 9,500 r/min m/s 21.1 (4,150 f/m)
Type Automatic/adjustable and manual override
Bar lubricant Detergent bar oil.
Other features: Patented skid/stand for safer operation of equipment, Large starter handle for use with gloves, Chain brake, Anti-vibration system, Throttle safety catch, Front and rear handles, Chain catcher.

Echo QV-670 Parts List PDF

* Online preview



There are no reviews yet.

Be the first to review “Echo QV-670 Parts List Manual”

Your email address will not be published. Required fields are marked *