Parts Manual
Page 5
BELT GUARD & PULLEY Ref Part No Description 1 501 05 71-03 BELT GUARD 2 586 74 37-01 NUT WASHER 3 503 20 00-45 SCREW EHHFM 4 503 23 01-16 WASHER 5 ...-02 BAR BOLT 16 588 99 24-03 SHAFT 17 583 95 33-01 BALL BEARING 18 586 80 10-02 SLIP RING HOLDER Remark K 770, 2017-11 QTY KIT 12 31 1 1 1 6, 7, 8 11 1 1 1 4 1 1 6, 11, 1 13, 14, 15, 16, 17, 18...
BELT GUARD & PULLEY Ref Part No Description 1 501 05 71-03 BELT GUARD 2 586 74 37-01 NUT WASHER 3 503 20 00-45 SCREW EHHFM 4 503 23 01-16 WASHER 5 ...-02 BAR BOLT 16 588 99 24-03 SHAFT 17 583 95 33-01 BALL BEARING 18 586 80 10-02 SLIP RING HOLDER Remark K 770, 2017-11 QTY KIT 12 31 1 1 1 6, 7, 8 11 1 1 1 4 1 1 6, 11, 1 13, 14, 15, 16, 17, 18...
Parts Manual
Page 9
CLUTCH Ref Part No Description 1 586 09 92-01 BELT GUARD 2 583 84 22-01 BELT TENSIONER ASSY 3 501 98 10-20 SCREW ITXSCM 4 583 85 16-01 PIVOT PIN 5 503 74 44-06 CLUTCH ASSY 6 503 74 43-01 CLUTCH SPRING 7 590 80 59-01 DRIVING PULLEY 8 525 83 18-01 BALL BEARING 9 506 31 69-01 DUST COVER 10 501 98 10-01 SCREW ITXSCM 11 503 23 00-70 WASHER Remark K 770, 2017-11 QTY KIT 1 1 2 1 1 3 1 2 1 1 1
CLUTCH Ref Part No Description 1 586 09 92-01 BELT GUARD 2 583 84 22-01 BELT TENSIONER ASSY 3 501 98 10-20 SCREW ITXSCM 4 583 85 16-01 PIVOT PIN 5 503 74 44-06 CLUTCH ASSY 6 503 74 43-01 CLUTCH SPRING 7 590 80 59-01 DRIVING PULLEY 8 525 83 18-01 BALL BEARING 9 506 31 69-01 DUST COVER 10 501 98 10-01 SCREW ITXSCM 11 503 23 00-70 WASHER Remark K 770, 2017-11 QTY KIT 1 1 2 1 1 3 1 2 1 1 1
Parts Manual
Page 11
CRANKCASE Ref Part No Description 1 593 28 25-01 CRANKCASE KIT 2 581 35 74-02 GASKET KIT 3 503 21 53-41 SCREW ITXSCM 4 503 26 02-04 SEALING ... 53-01 GASKET 17 506 37 68-04 GASKET 18 503 84 61-01 BUFFER Remark Incl. 2-7, 9-11, 18 4, 7, 12-17 Six hole Five hole K 770, 2017-11 QTY KIT 1 1 6 2 2 2 1 1 2 1 1 1 1 1 1 1 1 1
CRANKCASE Ref Part No Description 1 593 28 25-01 CRANKCASE KIT 2 581 35 74-02 GASKET KIT 3 503 21 53-41 SCREW ITXSCM 4 503 26 02-04 SEALING ... 53-01 GASKET 17 506 37 68-04 GASKET 18 503 84 61-01 BUFFER Remark Incl. 2-7, 9-11, 18 4, 7, 12-17 Six hole Five hole K 770, 2017-11 QTY KIT 1 1 6 2 2 2 1 1 2 1 1 1 1 1 1 1 1 1
Parts Manual
Page 13
CRANKSHAFT Ref Part No Description 1 502 29 50-02 CRANKSHAFT ASSY 2 738 22 02-25 BALL BEARING 3 537 20 33-01 CUP 4 503 25 41-01 NEEDLE BEARING Remark Incl. 2 - 4 K 770, 2017-11 QTY KIT 1 2, 3, 4 2 2 1
CRANKSHAFT Ref Part No Description 1 502 29 50-02 CRANKSHAFT ASSY 2 738 22 02-25 BALL BEARING 3 537 20 33-01 CUP 4 503 25 41-01 NEEDLE BEARING Remark Incl. 2 - 4 K 770, 2017-11 QTY KIT 1 2, 3, 4 2 2 1
Parts Manual
Page 17
CYLINDER, PISTON & MUFFLER Ref Part No Description 1 579 74 42-02 ANTIVIBRATION ELEMENT 2 544 06 12-01 SCREW ITXSCM 3 503 71 53-01 DECOMPRESSION VALVE 4 503 55 22-01 PLUG 5 ... 27 503 26 02-04 SEALING RING 28 506 37 68-04 GASKET 29 506 37 67-01 CYLINDER 30 506 37 70-02 GASKET K 770, 2017-11 Remark Incl. 8 - 13 Incl. 14 - 15 Incl. 16 -17, 19 - 23 Incl. 11, 17, 25 - 30 Blue QTY KIT...
CYLINDER, PISTON & MUFFLER Ref Part No Description 1 579 74 42-02 ANTIVIBRATION ELEMENT 2 544 06 12-01 SCREW ITXSCM 3 503 71 53-01 DECOMPRESSION VALVE 4 503 55 22-01 PLUG 5 ... 27 503 26 02-04 SEALING RING 28 506 37 68-04 GASKET 29 506 37 67-01 CYLINDER 30 506 37 70-02 GASKET K 770, 2017-11 Remark Incl. 8 - 13 Incl. 14 - 15 Incl. 16 -17, 19 - 23 Incl. 11, 17, 25 - 30 Blue QTY KIT...
Parts Manual
Page 21
Incl. 10 pins Oil Guard Japan Only QTY KIT 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 6 1 1 1 1 1 1 1 1 1 1 1 1 4 1 1 1 FUEL TANK Ref Part No Description 1 593 28 18-01 FUEL TANK ASSY 2 720 12 40-20 PARALLEL PIN 3 588 08 62-02 THROTTLE CONTROL 3 588 08 62-01 ... 37 503 21 54-20 SCREW ITXSCT 38 506 37 19-02 BASEPLATE 39 581 09 54-02 DECAL 40 506 31 30-01 LABEL K 770, 2017-11 Remark Incl. 2 - 10, 12-13, 18, 2325 OIL GUARD OIL GUARD Incl. 7 - 8 Oil Guard Oil Guard...
Incl. 10 pins Oil Guard Japan Only QTY KIT 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 6 1 1 1 1 1 1 1 1 1 1 1 1 4 1 1 1 FUEL TANK Ref Part No Description 1 593 28 18-01 FUEL TANK ASSY 2 720 12 40-20 PARALLEL PIN 3 588 08 62-02 THROTTLE CONTROL 3 588 08 62-01 ... 37 503 21 54-20 SCREW ITXSCT 38 506 37 19-02 BASEPLATE 39 581 09 54-02 DECAL 40 506 31 30-01 LABEL K 770, 2017-11 Remark Incl. 2 - 10, 12-13, 18, 2325 OIL GUARD OIL GUARD Incl. 7 - 8 Oil Guard Oil Guard...
Parts Manual
Page 25
GROUND SUPPORT Ref Part No Description 1 503 21 54-20 SCREW ITXSCT 2 577 98 16-02 HOSE GUARD 3 544 06 12-01 SCREW ITXSCM 4 575 26 77-01 SPRING RETAINER 5 522 83 23-01 GROUND SUPPORT 6 503 22 65-04 SQUARE NUT 7 503 21 53-10 SCREW ITXSCM 8 503 21 53-40 SCREW ITXSCM 9 522 83 24-01 GROUND SUPPORT 10 581 11 06-03 HANDLE ASSY 11 506 38 71-02 STOP Remark Incl. 1,11 K 770, 2017-11 QTY KIT 3 1 1 1 1 1 3 1 1 1 1
GROUND SUPPORT Ref Part No Description 1 503 21 54-20 SCREW ITXSCT 2 577 98 16-02 HOSE GUARD 3 544 06 12-01 SCREW ITXSCM 4 575 26 77-01 SPRING RETAINER 5 522 83 23-01 GROUND SUPPORT 6 503 22 65-04 SQUARE NUT 7 503 21 53-10 SCREW ITXSCM 8 503 21 53-40 SCREW ITXSCM 9 522 83 24-01 GROUND SUPPORT 10 581 11 06-03 HANDLE ASSY 11 506 38 71-02 STOP Remark Incl. 1,11 K 770, 2017-11 QTY KIT 3 1 1 1 1 1 3 1 1 1 1
Parts Manual
Page 27
GUARDS Ref Part No Description 1 581 35 19-04 WHEEL GUARD 1 581 35 19-03 WHEEL GUARD 2 504 90 94-14 SCREW ITXSCT 3 578 19 09-01 HANDLE ... DECAL 19 584 99 26-01 DECAL 19 584 99 26-02 DECAL 20 582 23 31-01 WASHER 21 582 23 32-01 WASHER K 770, 2017-11 Remark 14" 12" Diam 105mm Diam 119mm, Japan 12"/14" Diam 20/25, 4mm Diam 30, 5 mm Diam 20 mm Diam 22, 2 mm...
GUARDS Ref Part No Description 1 581 35 19-04 WHEEL GUARD 1 581 35 19-03 WHEEL GUARD 2 504 90 94-14 SCREW ITXSCT 3 578 19 09-01 HANDLE ... DECAL 19 584 99 26-01 DECAL 19 584 99 26-02 DECAL 20 582 23 31-01 WASHER 21 582 23 32-01 WASHER K 770, 2017-11 Remark 14" 12" Diam 105mm Diam 119mm, Japan 12"/14" Diam 20/25, 4mm Diam 30, 5 mm Diam 20 mm Diam 22, 2 mm...
Parts Manual
Page 29
HOSE Ref 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 19 18 Part No 581 47 62-12 581 47 83-01 506 29 88-01 505 10 35-01 581 78 35-01 578 19 81-01 ... HOSE CLAMP HOSE VALVE ASSY SCREW ITXSCM HOSE KIT HOSE CLAMP HOSE SCREW ITXSCM HOUSING NIPPLE HOUSING HOSE CLAMP COUPLER COUPLER SQUARE NUT LEVER ASSY K 770, 2017-11 Remark QTY KIT Incl. 2, 5 - 7 & Hose Guard 1 Incl. 3, 4 1 1 1 2 1 Incl. 8, 18, 19 1 1 Incl. 10 - 16 1 3 800 mm 1 2 1 2 1 1 USA, Canada 1 1 1 With O-rings...
HOSE Ref 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 19 18 Part No 581 47 62-12 581 47 83-01 506 29 88-01 505 10 35-01 581 78 35-01 578 19 81-01 ... HOSE CLAMP HOSE VALVE ASSY SCREW ITXSCM HOSE KIT HOSE CLAMP HOSE SCREW ITXSCM HOUSING NIPPLE HOUSING HOSE CLAMP COUPLER COUPLER SQUARE NUT LEVER ASSY K 770, 2017-11 Remark QTY KIT Incl. 2, 5 - 7 & Hose Guard 1 Incl. 3, 4 1 1 1 2 1 Incl. 8, 18, 19 1 1 Incl. 10 - 16 1 3 800 mm 1 2 1 2 1 1 USA, Canada 1 1 1 With O-rings...
Parts Manual
Page 31
IGNITION SYSTEM Ref Part No Description 1 525 88 74-02 SCREW CITXPANT 2 506 31 86-04 STOP SWITCH 3 586 49 72-01 CABLE 4 503 23 51-11 SPARK PLUG 5 ... 00 69-01 SCREW 20 544 38 49-01 CABLE 21 577 24 28-01 CABLE HOLDER Remark RCJ 6 Y Incl. 5, 7 - 8 Incl. 14 - 19 Oil Guard K 770, 2017-11 QTY KIT 2 1 1 1 1 1 1 1 2 1 1 1 1 1 1 2 2 2 2 1 1
IGNITION SYSTEM Ref Part No Description 1 525 88 74-02 SCREW CITXPANT 2 506 31 86-04 STOP SWITCH 3 586 49 72-01 CABLE 4 503 23 51-11 SPARK PLUG 5 ... 00 69-01 SCREW 20 544 38 49-01 CABLE 21 577 24 28-01 CABLE HOLDER Remark RCJ 6 Y Incl. 5, 7 - 8 Incl. 14 - 19 Oil Guard K 770, 2017-11 QTY KIT 2 1 1 1 1 1 1 1 2 1 1 1 1 1 1 2 2 2 2 1 1
Parts Manual
Page 33
RESCUE Ref Part No Description 1 503 14 29-02 WASHER 2 506 29 75-02 STARTER HANDLE 3 593 22 32-01 DECAL 4 593 22 34-01 DECAL 5 588 98 76-02 DECAL 6 588 98 76-01 DECAL 7 578 76 09-02 HANDLE HALF 8 588 75 46-01 ROD 9 578 19 09-01 HANDLE HALF 10 576 29 40-01 WASHER 11 588 75 47-01 HANDLE BRACKET 12 588 90 81-01 NUT CAP 13 586 45 60-01 SHOULDER STRAP 14 588 73 14-01 BRACKET 15 503 22 65-04 SQUARE NUT 16 503 21 53-16 SCREW ITXSCM Remark K 770, 2017-11 QTY KIT 1 1 2 1 1 1 1 1 1 1 1 2 1 1 2 2
RESCUE Ref Part No Description 1 503 14 29-02 WASHER 2 506 29 75-02 STARTER HANDLE 3 593 22 32-01 DECAL 4 593 22 34-01 DECAL 5 588 98 76-02 DECAL 6 588 98 76-01 DECAL 7 578 76 09-02 HANDLE HALF 8 588 75 46-01 ROD 9 578 19 09-01 HANDLE HALF 10 576 29 40-01 WASHER 11 588 75 47-01 HANDLE BRACKET 12 588 90 81-01 NUT CAP 13 586 45 60-01 SHOULDER STRAP 14 588 73 14-01 BRACKET 15 503 22 65-04 SQUARE NUT 16 503 21 53-16 SCREW ITXSCM Remark K 770, 2017-11 QTY KIT 1 1 2 1 1 1 1 1 1 1 1 2 1 1 2 2
Parts Manual
Page 35
STARTER Ref Part No Description 1 574 36 20-05 STARTER 2 510 26 92-22 SCREW ITXSCT 3 740 43 13-00 O-RING 4 510 00 08-01 SEALING 5 506 26 ... 13 501 98 10-20 SCREW ITXSCM 14 525 57 11-01 DECAL 15 501 85 94-01 COOLING AIR CONDUCTOR Remark Incl. 2 - 15 50 m K 770, 2017-11 QTY KIT 1 1 1 1 1 1 1 2 1 1 1 1 1 4 1 1
STARTER Ref Part No Description 1 574 36 20-05 STARTER 2 510 26 92-22 SCREW ITXSCT 3 740 43 13-00 O-RING 4 510 00 08-01 SEALING 5 506 26 ... 13 501 98 10-20 SCREW ITXSCM 14 525 57 11-01 DECAL 15 501 85 94-01 COOLING AIR CONDUCTOR Remark Incl. 2 - 15 50 m K 770, 2017-11 QTY KIT 1 1 1 1 1 1 1 2 1 1 1 1 1 4 1 1
Owner Manual
Page 2
... fatal injury to the State of dust. The blower can forcibly throw objects that no bystanders or animals come nearer than 15 metres. Keep all parts of at least 15 metres from one another. Whenever several operators are working in serious eye injuries if the recommended safety equipment is not used...
... fatal injury to the State of dust. The blower can forcibly throw objects that no bystanders or animals come nearer than 15 metres. Keep all parts of at least 15 metres from one another. Whenever several operators are working in serious eye injuries if the recommended safety equipment is not used...
Owner Manual
Page 3
... Symbols 2 CONTENTS Contents 3 Note the following before starting : Please read and understand the contents of nonauthorized accessories or replacement parts. the design of the machine be modified without prior notice. Non-authorized modifications and/or accessories can...Compliance Period referred to on the blower 6 What is extremely important that the product has been approved in permanent hearing impairment. Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and appearance of operating hours ...
... Symbols 2 CONTENTS Contents 3 Note the following before starting : Please read and understand the contents of nonauthorized accessories or replacement parts. the design of the machine be modified without prior notice. Non-authorized modifications and/or accessories can...Compliance Period referred to on the blower 6 What is extremely important that the product has been approved in permanent hearing impairment. Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and appearance of operating hours ...
Owner Manual
Page 8
Wear personal protective equipment. Carry out the checks, maintenance and service instructions described in any part of your body that they should maintain a safe distance of the operator's manual. All covers and guards must be dangerous if inhaled. • ...under the heading "Personal protective equipment". The machine is plenty of ventilation when refuelling or mixing fuel (gasoline and 2-stroke oil). • Avoid all parts of the machine before starting . Do an overall inspection of your right hand and then pull quickly and firmly. Ensure that may under some...
Wear personal protective equipment. Carry out the checks, maintenance and service instructions described in any part of your body that they should maintain a safe distance of the operator's manual. All covers and guards must be dangerous if inhaled. • ...under the heading "Personal protective equipment". The machine is plenty of ventilation when refuelling or mixing fuel (gasoline and 2-stroke oil). • Avoid all parts of the machine before starting . Do an overall inspection of your right hand and then pull quickly and firmly. Ensure that may under some...
Owner Manual
Page 13
... is tiring and can cause carbon monoxide poisoning. WARNING! Direct the blower away from hot surfaces. • If the machine catches fire or other parts. • Do not use the machine in bad weather, such as gutters, screens, patios, grills, porches and gardens. • Make sure you can... of an accident. • Do not direct the air jet towards people or animals. • Stop the engine before refuelling. • Keep all parts of your body away from people, animals, play areas, open the harness straps and let the machine fall backwards. • The powerful currents of air...
... is tiring and can cause carbon monoxide poisoning. WARNING! Direct the blower away from hot surfaces. • If the machine catches fire or other parts. • Do not use the machine in bad weather, such as gutters, screens, patios, grills, porches and gardens. • Make sure you can... of an accident. • Do not direct the air jet towards people or animals. • Stop the engine before refuelling. • Keep all parts of your body away from people, animals, play areas, open the harness straps and let the machine fall backwards. • The powerful currents of air...
Owner Manual
Page 20
... the risk of : • Cooling fins on the cylinder. • Air intake screen Clean the cooling system with a defective muffler. Keep all parts of the idle speed Before any adjustments are hot and can result in place correctly (5). Carburetor CAUTION! Never use and remain so for some time...
... the risk of : • Cooling fins on the cylinder. • Air intake screen Clean the cooling system with a defective muffler. Keep all parts of the idle speed Before any adjustments are hot and can result in place correctly (5). Carburetor CAUTION! Never use and remain so for some time...
Owner Manual
Page 21
... plug 570, 580 - Stop the engine and remove the object. Avoid contact with a suppressor. 0,6-0,7 • Tap the paper filter against a hard surface to engine parts • Excessive fuel consumption. Never use the recommended spark plug type! The spark plug condition is in place. Clean the outside of engine power •...
... plug 570, 580 - Stop the engine and remove the object. Avoid contact with a suppressor. 0,6-0,7 • Tap the paper filter against a hard surface to engine parts • Excessive fuel consumption. Never use the recommended spark plug type! The spark plug condition is in place. Clean the outside of engine power •...
Owner Manual
Page 23
... Remove it . If you will find some general maintenance instructions. X Check that nuts and screws are not damaged. Check all sides of replacement parts can cause damage to mufflers fitted with a suppressor. X Check that the spark plug is fitted with a catalytic converter). Clean... the outside of the machine. Clean the fuel tank. Your warranty does not cover damage or liability caused by HUSQVARNA. 1155849-49 Rev. 5 2015-01-13 English - 23 X Check that the stop switch works correctly. Use only...
... Remove it . If you will find some general maintenance instructions. X Check that nuts and screws are not damaged. Check all sides of replacement parts can cause damage to mufflers fitted with a suppressor. X Check that the spark plug is fitted with a catalytic converter). Clean... the outside of the machine. Clean the fuel tank. Your warranty does not cover damage or liability caused by HUSQVARNA. 1155849-49 Rev. 5 2015-01-13 English - 23 X Check that the stop switch works correctly. Use only...
Owner Manual
Page 26
... the date the engine or equipment is delivered to meet the expected demand for diagnostic labor that leads to the determination that part. Husqvarna Forest & Garden must be warranted for a period of non-compliant replacement parts is warranted for the part. OWNER′S WARRANTY RESPONSIBILITIES • As the small off -road engine. Any warranted...
... the date the engine or equipment is delivered to meet the expected demand for diagnostic labor that leads to the determination that part. Husqvarna Forest & Garden must be warranted for a period of non-compliant replacement parts is warranted for the part. OWNER′S WARRANTY RESPONSIBILITIES • As the small off -road engine. Any warranted...