Husqvarna 254XP, 257, 262XP, 354XP, 257, 262XP manual Fuel and lubrication

Page 35

TECHNICAL DATA

 

262XP

Engine

 

Cylinder volume, cu.in/cm3

3,8/62

Cylinder bore, inch/mm

1,89/48

Stroke, inch/mm

1,34/34

Idle speed, rpm

2.700

Recommended max.

 

speed, unloaded, rpm

13.500

Power, kW

3,4/9.600

Ignition system

 

Manufacture

Ducati

Type of ignition system

ET

Spark plug

Champion

Electrode gap, inch/mm

RCJ 7Y

.012/0,5

Fuel and lubrication

 

262XP

Noise levels

Equivalent (see note 1) noise

 

pressure level at operator’s

 

ear, measured according to

 

relevant international

100

standards, dB(A).

Equivalent (see note) noise

 

power level, measured

 

according to relevant interna-

109

tional standards, dB(A).

Vibration levels

(See note 2)

3,3

Front handle m/s2

Rear handle m/s2

5,4

system

 

Manufacturer

Walbro

Carburettor type

HDA120

Fuel capacity, US pint/litre

1,2/0,6

Oil pump capacity at 8500 rpm,

 

ml/min

6,5-13,5

Oil capacity, US pint/litre

0,6/0,3

Type of oil pump

Automatic

Weight

 

Without bar and chain, Lbs/kg

12,7/5,8

Bar and chain combinations

The following combinations are CE approved.

Chain/bar

Standard bar length, inches/cm Recommended bar lengths, inches/cm

Usable cutting length inches/cm

Chain speed at max. power, m/sec

Pitch, inches

Thickness of drive link, inch/ mm

Number of teeth on drive sprocket

15"/38

13"/33–20"/51 11-19"/ 30-49

18,5

.325"/ 3/8

.058/1,5

7

 

Bar

 

 

 

 

Chain

Length,

Pitch,

Max.

 

inches

inches

tip radius

 

 

 

 

 

 

 

 

13

.325

10T

Husqvarna H25

15

.325

10T

Husqvarna H25

16

.325

10T

Husqvarna H25

18

.325

10T

Husqvarna H25

 

 

 

 

 

 

 

13

.325

10T

Husqvarna H21

15

.325

10T

Husqvarna H21

16

.325

10T

Husqvarna H21

18

.325

10T

Husqvarna H21

 

 

 

 

 

 

 

16

3/8

11T

Husqvarna H42

18

3/8

11T

Husqvarna H42

20

3/8

11T

Husqvarna H42

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note 1: Equivalent noise level is, according to ISO 7182 and ISO 9207, calculated as the time-weighted energy total for noise levels under various working conditions with the following time distribution: 1/3 idle, 1/3 full load, 1/3 full speed.

Note 2: Equivalent vibration level is, according to ISO 7505, calculated as the time-weighted energy total for vibration levels under various working conditions with the following time distribution: 1/3 idle, 1/3 full load, 1/3 full speed.

L

1

5

Type

Inch

Inch/mm

Inch/mm

Degree°

Degree°

Degree°

Inch/mm

Inch/cm: dl

H25

.325"

.058"/1,5

3/16" /4,8

85°

30°

10°

.025"/0,65

13"/33:56 15/38:64

H21

 

 

 

 

 

 

 

18/46:72

 

 

 

 

 

 

 

 

 

H42

3/8"

.058"/1,5

7/32" /5,5

60°

25°

10°

.025"/0,65

18"/46:68

 

 

 

 

 

 

 

 

20/50:72

English – 35

Image 35
Contents 101 88 254XP/257/262XPSymbols in the operator’s manual KEY to SymbolsSymbols on the chain saw Contents Personal Protective Equipment Safety InstructionsChain SAW Safety Equipment Chain brake and front hand guard Right hand guard Throttle lockChain catcher Muffler Stop switchVibration damping system Checking the brake trigger Checking brake band wearChecking the front hand guard Checking the automatic brakeThrottle lock 5 basic rules Cutting EquipmentSome terms that describe the bar and chain Cutting equipment designed to minimise kickbackBar Saw chainSharpening cutting teeth Sharpening your chain and adjusting raker clearanceGeneral information on sharpening cutting teeth Tensioning the chain General advice on setting raker clearanceSetting the raker clearance Never use waste oil Lubricating cutting equipmentChain oil Filling with chain oilLubricating the bar tip sprocket Checking chain lubricationLubricating the clutch drum bearing Checking wear on cutting equipmentWhat is kickback? HOW to Avoid KickbackNever use the saw one- handed General rulesDo not let go of the handles 10 ft General Safety PrecautionsMin m General Working Instructions Basic safety rulesCutting Basic cutting techniqueGeneral TermsFelling direction Tree felling techniqueSafe distance LimbingFelling Clearing the trunk and preparing your retreatFreeing a Trapped tree General adviceFreeing a tree that has fallen badly = high accident risk Cutting the trunk into logsWhat is WHAT? Fitting a spike bumper AssemblyMounting guide bar and chain Fuelmix Fuel Handling10ft FuellingMin 3 m Warm engine Start and StopStart Cold engineCarburettor MaintenanceTensioning the recoil spring Starter device assemblyStarter device Changing a broken or worn starter cordSpark plug Adjustment of the oil pumpNeedle bearing maintenance Air filterHeated handles Centrifugal cleaning Air InjectionCooling system Winter useMonthly maintenance Weekly maintenance Daily maintenanceBar and chain combinations Technical Data254XP 257 Fuel and lubrication 262XP

254XP, 257, 262XP, 354XP, 257, 262XP specifications

Husqvarna is a well-respected name in the world of outdoor power equipment, especially when it comes to chainsaws. Among its lineup, the models 254XP, 257, 262XP, and 354XP stand out for their robust performance and innovative technologies, catering to both professional and amateur users.

The Husqvarna 254XP is known for its high power-to-weight ratio, making it a favorite among professionals who require portability without sacrificing performance. It features a 2.3 kW engine, providing ample power for a variety of cutting tasks. The chainsaw is equipped with a robust air injection system that removes larger debris before it reaches the air filter, helping to maintain engine performance and extend service intervals.

Similar to the 254XP, the Husqvarna 257 offers strong performance, but with enhancements tailored for even greater efficiency. It boasts an efficient combustion system, ensuring lower fuel consumption and reduced emissions, making it environmentally friendly. Another standout feature is the LowVib technology, which minimizes vibrations, making it easier for operators to work for extended periods without fatigue.

The Husqvarna 262XP takes a step further in terms of power and efficiency, featuring a 3.2 kW engine. This model is designed for heavy-duty tasks and is appreciated in the logging industry. Its advanced ignition system ensures quick starts and stable operation, even in challenging conditions. The X-Torq engine technology reduces fuel consumption and emissions, making it a green choice for professionals.

The 354XP is engineered for those who require a balance of power and weight. With a cutting capacity that satisfies both casual users and professionals, it delivers 2.9 kW of power. The chainsaw’s design incorporates features like the automatic chain lubrication system, ensuring optimal oil flow to the bar and chain, which prolongs their lifespan.

In terms of ergonomics, all these models come with comfort-grip handles and adjustable oil pumps, allowing for ease of use and control during operation. Their starting mechanisms are user-friendly, often featuring a decompression valve for easier pull starts.

These Husqvarna models exemplify the brand's commitment to merging power, efficiency, and user comfort. Whether tackling small projects or heavy-duty logging, the 254XP, 257, 262XP, and 354XP offer dependable solutions that meet the demands of today’s users.