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Husqvarna 445 Operation Manual - Page 5

What is what on the c, hain saw? - 18

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WHAT IS WHAT? What is what on the chain saw? 1 Cylinder cover 2 Decompression valve 3 Air purge 4 Start reminder 5 Combined start and stop switch 6 Rear handle 7 Information and warning decal 8 Fuel tank 9 Adjuster screws carburettor 10 Starter handle 11 Starter 12 Chain oil tank 13 Product and serial number plate 14 Felling direction mark 15 Front handle 16 Front hand guard 115 13 81-26 Rev.3 2009-01-14 17 Mufﬂer 18 Chain 19 Bar tip sprocket 20 Bar 21 Spike bumper 22 Chain catcher 23 Chain tensioning screw 24 Clutch cover 25 Right hand guard 26 Throttle control 27 Throttle lockout 28 Chain tensioner wheel (445e, 450e) 29 Knob (445e, 450e) 30 Operator′s manual 31 Bar guard 32 Combination spanner English - 5

Section	Page
Symbols on the machine:	2
Symbols in the operator’s manual:	2
Contents	3
Dear Customer,	4
Before using a new chain saw	6
Important	6
Always use common sense	7
Personal protective equipment	7
Machine¢s safety equipment	7
Chain brake and front hand guard	7
Will my hand always activate the chain brake during a kickback?	9
Will my inertia activated chain brake always activate during kickback in the event of a kickback?	9
Will my chain brake always protect me from injury in the event of a kickback?	9
Throttle lockout	9
Chain catcher	9
Right hand guard	10
Vibration damping system	10
Stop switch	10
Muffler	10
Cutting equipment	11
General rules	11
Cutting equipment designed to reduce kickback	11
Sharpening your chain and adjusting depth gauge setting	12
Tensioning the chain	13
Lubricating cutting equipment	15
Fitting the bar and chain	17
445	17
445e, 450e	17
Fitting a spike bumper	18
Fuel	19
Petrol	19
Two-stroke oil	19
Mixing	19
Chain oil	19
Fuelling	20
Fuel safety	20
Transport and storage	20
Long-term storage	20
Starting and stopping	21
Starting	21
Stopping	22
Before use:	23
General working instructions	23
Basic safety rules	23
General rules	24
Basic cutting technique	25
Tree felling technique	26
Freeing a tree that has fallen badly	29
How to avoid kickback	29
What is kickback?	29
General	31
Carburettor adjustment	31
Function	31
Basic settings and running in	31
Fine adjustment of the idle speed T	31
Correctly adjusted carburettor	31
Checking, maintaining and servicing chain saw safety equipment	31
Chain brake and front hand guard	31
Throttle lockout	32
Chain catcher	33
Right hand guard	33
Vibration damping system	33
Stop switch	33
Muffler	33
Starter	34
Replacing the starter cord	34
Tensioning the recoil spring	34
Replacing the return and drive springs	35
Fitting the starter	35
Air filter	35
Spark plug	36
Lubricating the bar tip sprocket	36
Needle bearing lubrication	36
Cooling system	36
”Air Injection” centrifugal cleaning	37
Winter use	37
Temperature -5°C or colder:	37
Maintenance schedule	38
Technical data	39
Bar and chain combinations	40
Saw chain filing and file gauges	40
EC-declaration of conformity	41