TECHNICAL DATA

Technical data

 

CS 2165

CS 2171/WH

Engine

 

 

Cylinder volume, cu.in/cm3

3,97/65,1

4,31/70,7

Cylinder bore, inch/mm

1,89/48

1,97/50

Stroke, inch/mm

1,42/36

1,42/36

Idle speed, rpm

2700

2700

Power, kW/ rpm

3,4/9000

3,9/9600

Ignition system

 

 

Manufacture

SEM

SEM

Type of ignition system

CD

CD

Spark plug

NGK BPMR 7A/

NGK BPMR 7A/

Champion RCJ 7Y

Champion RCJ 7Y

 

Electrode gap, inch/mm

0,02/0,5

0,02/0,5

Fuel and lubrication system

 

 

Manufacturer of carburettor

Walbro

Walbro

Carburettor type

HD12B

HD12B

Fuel tank capacity, US pint/litre

1,63/0,77

1,63/0,77

Oil pump capacity at 9,000 rpm, ml/min

 

 

Oil tank capacity, US pint/litre

0,89/0,42

0,89/0,42

Type of oil pump

Automatic

Automatic

Weight

 

 

Chain saw without bar or chain, empty tanks, Lbs/kg

13,2/6,0

13,4/6,1

 

 

W: 13,9/6,3

Chain/bar

 

 

Standard bar length, inch/cm

15”/38

15”/38

Recommended bar lengths, inch/cm

15-28”/38-70

15-28”/38-70

Usable cutting length, inches/cm

14-27"/35-69

14-27"/35-69

Chain speed at max. power, m/sec

20,1

21,4

Pitch, inch/mm

3/8" /9,52

3/8" /9,52

Thickness of drive links, inch/mm

0,058/1,5

0,058/1,5

Number of teeth on drive sprocket

7

7

36 – English

Page 36
Image 36
Jonsered 70C, 50C manual Technical Data, Technical data, CS 2171/WH

50C, 70C specifications

The Jonsered 70C and 50C chainsaws represent a pinnacle of craftsmanship and engineering excellence in the world of power tools. Designed for both professional and avid DIY enthusiasts, these models offer a blend of power, performance, and user-friendly features that elevate the cutting experience.

At the heart of both the Jonsered 70C and 50C is their powerful engine output. The 70C boasts a robust 70cc engine, delivering high torque and efficiency for demanding tasks, while the 50C is equipped with a nimble 50cc engine, perfect for lighter, more agile cutting projects. This versatility makes the chainsaws suitable for a wide range of activities, from felling trees to limbing and pruning, ensuring that they cater to varying user requirements.

One notable feature of the Jonsered 70C and 50C is their advanced air filtration systems. These systems are designed to enhance the longevity of the chainsaw's engine by preventing dust and debris from entering the combustion area. This means less maintenance and more time spent operating the chainsaw, making it an ideal choice for both professional lumberjacks and casual users.

Ergonomically designed, the handle of both models offers excellent grip and comfort, reducing user fatigue during extended use. The lightweight construction of the saws enables effortless maneuverability and control, allowing users to execute precise cuts without strain. Additionally, the quick and easy chain tensioning system facilitates fast adjustments, ensuring that the chain remains in optimal condition for continuous cutting.

Safety features are paramount in the design of the Jonsered 70C and 50C. Each model incorporates a chain brake and throttle lock to enhance user safety while operating, minimizing risks associated with kickback and accidental starts. The designs also emphasize low vibration, which further protects the user's hands and arms from fatigue, promoting a safer and more enjoyable cutting experience.

With their blend of power, efficiency, and advanced technology, the Jonsered 70C and 50C chainsaws are exceptional tools for anyone seeking reliability and performance in the field. Whether for professional logging or home landscaping, these chainsaws embody the quality and innovation expected from the Jonsered brand.