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Starting Procedure, 14.4 Starting the Engine, Set the Master Control Lever 3 to position

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14 Starting the Engine - Position the chain saw on a level surface. Hold the saw firmly on the ground with your left hand on the front handle. Your thumb should be under the handle. Put the toe of your right boot into the rear handle and press down (Illustration A). - Position the chain saw on a level surface. Hold the saw firmly on the ground with your left hand on the front handle. Your thumb should be under the handle. Put the heel of your right boot onto the rear hand guard and press down (Illustration B). - Hold the saw firmly with your left hand on the front handle. Your thumb should be under the handle. Hold the rear handle tightly between your legs, just above the knees (Illustration C). 14.2 Starting Procedure Pre-Starting Procedure Follow the pre-starting procedure if one of the following applies: - The engine has not been started and is cold. - The engine started, but shut off when it was accelerated the first time. - The engine shut off because the fuel tank ran dry. When can the engine be started without the pre-starting procedure? The engine can be started without preparation if it has been running for at least 1 minute and was only shut off for a short work break. ► Continue to Starting the Engine, @ 14.4. 14.3 Pre-Starting Procedure WARNING Never operate your chain saw if it is damaged, improperly adjusted or maintained, not completely and securely assembled or not functioning properly, @ 5.4. To reduce English the risk of personal injury, always wear proper clothing and protective apparel, including proper eye protection, when operating your chain saw, @ 5.3. To perform the pre-starting procedure: 2 1 3 4 5 ► Engage the chain brake (2), @ 12.1. ► Depress the decompression valve (1). ► Press down the throttle trigger lockout (5) and squeeze the throttle trigger (4) at the same time. ► Set the Master Control Lever (3) to position . ► Hold the chain saw firmly and pull the starter grip slowly with your right hand until you feel it engage. ► Pull the starter grip quickly and allow the starter rope to rewind several times until the engine fires and shuts off. ► Do not pull out the starter rope to full length and do not let the starter grip snap back. Guide it slowly back into the housing so that the starter rope can rewind properly. ► If the engine does not shut off: Set the Master Control Lever to position so that the engine does not flood. The engine will shut off. ► Start the engine, @ 14.4. 14.4 Starting the Engine WARNING Never operate your chain saw if it is damaged, improperly adjusted or maintained, not completely and securely assembled or not functioning properly, @ 5.4. To reduce 0000-GXX-A373-A0 0458-890-8621-B 43

Section	Page
1 Introduction	5
2 Guide to Using this Manual	5
2.1 Signal Words	5
2.2 Symbols in Text	5
3 Main Parts	6
3.1 Chain Saw	6
4 Safety Symbols on the Product	7
4.1 Chain Saw	7
5 IMPORTANT SAFETY INSTRUCTIONS	8
5.1 Intended Use	8
5.2 Operator	8
5.3 Personal Protective Equipment	9
5.4 Chain Saw	10
5.5 Fueling Instructions	11
5.6 Using the Chain Saw	15
5.6.1 Before Operation	15
5.6.2 Starting	16
5.6.3 Holding and Controlling the Chain Saw	16
5.6.4 Working Conditions	18
5.6.5 Operating Instructions	19
6 Kickback and Other Reactive Forces	21
6.1 Reactive Forces	21
6.2 Kickback	22
6.2.1 Kickback	22
6.2.2 Chain Saw Kickback Standards	22
6.2.3 Devices for Reducing the Risk of Kickback Injury	23
6.2.4 To Avoid Kickback	25
6.3 Pull-in	26
6.4 Pushback	26
7 Proper Techniques for Basic Bucking, Limbing, Pruning and Felling	27
7.1 Bucking	27
7.2 Cutting Logs Under Tension	28
7.3 Limbing	28
7.4 Pruning	29
7.5 Felling	30
7.5.1 Felling Conditions	30
7.5.2 Escape Path	31
7.5.3 Conventional Notch	31
7.5.4 Open-faced Notch	31
7.5.5 Sapwood Cuts	32
7.5.6 Felling Back Cut	32
7.5.7 Fan Cut	33
7.5.8 Sectioning Method	33
7.5.9 Plunge-cut Method	33
8 Maintenance, Repair and Storage	34
8.1 Warnings and Instructions	34
9 Before Starting Work	35
9.1 Preparing the Chain Saw for Operation	35
10 Assembling the Chain Saw	35
10.1 Cutting Attachment	35
10.2 Mounting and Removing the Guide Bar and Chain	36
10.2.1 Mounting the Guide Bar and Chain	36
10.2.2 Removing the Guide Bar and Chain	37
10.3 Tensioning the Chain	37
11 Lubricating the Saw Chain and Guide Bar	38
11.1 Bar and Chain Lubricant	38
11.2 Filling the Chain Oil Tank	38
11.3 Adjusting the Flow of Bar and Chain Oil	39
12 The Chain Brake	39
12.1 Engaging the Chain Brake	39
12.2 Disengaging the Chain Brake	40
12.3 Maintaining the Chain Brake	40
13 Mixing Fuel and Refueling the Chain Saw	41
13.1 Mixing Fuel	41
13.2 Refueling the Chain Saw	42
14 Starting the Engine	44
14.1 Holding the Chain Saw	44
14.2 Starting Procedure	45
14.3 Pre-Starting Procedure	45
14.4 Starting the Engine	45
15 Shutting Off the Engine	46
15.1 Shutting Off the Engine	46
16 Checking the Chain Saw	47
16.1 Checking the Operation of the Chain Brake	47
16.2 Testing the Controls	47
16.3 Testing Chain Lubrication	48
17 Adjusting the Carburetor	48
17.1 Winter Operation	48
17.2 Summer Operation	49
17.3 Adjusting the Carburetor for Operation at High Altitude	49
17.4 Adjusting the Carburetor for Operation at Temperatures Below 14 °F (- 10 °C)	50
17.5 Standard Carburetor Setting	50
18 After Finishing Work	50
18.1 Preparing for Transportation or Storage	50
19 Transporting	51
19.1 Transporting the Chain Saw	51
20 Storing	51
20.1 Storing the Chain Saw	51
21 Cleaning	52
21.1 Cleaning the Chain Saw	52
21.2 Cleaning the Guide Bar and Saw Chain	52
21.3 Cleaning the Air Filter	52
21.4 Cleaning the Spark Plug	54
22 Inspection and Maintenance	55
22.1 Inspection and Maintenance Chart	55
22.2 Inspecting and Maintaining the Chain Saw	56
22.3 Inspecting and Maintaining the Chain Sprocket	56
22.4 Inspecting and Maintaining the Guide Bar	56
22.5 Inspecting, Maintaining and Sharpening the Saw Chain	57
23 Troubleshooting Guide	61
23.1 Chain saw	61
23.2 Adjusting Idle Speed	62
23.3 Clearing the Combustion Chamber	62
24 Specifications	63
24.1 EPA	63
24.2 STIHL MS 881	63
24.3 Chain Sprockets	64
24.4 Minimum Groove Depth of Guide Bars	64
24.5 Depth Gauge Setting	64
24.6 Symbols on the Chain Saw	64
24.7 Engineering Improvements	64
25 Combinations of Guide Bars and Saw Chains	65
25.1 STIHL MS 881	65
26 Replacement Parts and Equipment	66
26.1 Genuine STIHL Replacement Parts	66
27 Disposal	66
27.1 Disposal of the Power Tool	66
28 Limited Warranty	66
28.1 STIHL Incorporated Limited Warranty Policy	66
29 Emission Control Warranty	66
29.1 STIHL Incorporated Federal Emission Control Warranty Statement	66
30 Trademarks	68
30.1 Registered Trademarks	68
30.2 Common Law Trademarks	69
31 Addresses	69
31.1 STIHL Incorporated	69
1 Introducción	72
2 Acerca de este manual de instrucciones	72
2.1 Palabras identificadoras	72
2.2 Símbolos en el texto	72
3 Componentes importantes	73
3.1 Motosierra	73
4 Símbolos de seguridad en el producto	74
4.1 Motosierra	74
5 INSTRUCCIONES IMPORTANTES DE SEGURIDAD	75
5.1 Uso previsto	75
5.2 Operador	75
5.3 Equipos de protección personal	76
5.4 Motosierra	77
5.5 Instrucciones para el llenado de combustible	78
5.6 Uso de la motosierra	83
5.6.1 Antes de usar	83
5.6.2 Arranque	84
5.6.3 Sujeción y control de la motosierra	85
5.6.4 Condiciones de trabajo	86
5.6.5 Instrucciones de manejo	88
6 Contragolpe y otras fuerzas reactivas	90
6.1 Fuerzas reactivas	90
6.2 Contragolpe	91
6.2.1 Contragolpe	91
6.2.2 Normas para el contragolpe de las motosierras	91
6.2.3 Dispositivos para reducir el riesgo de lesiones por contragolpe	92
6.2.4 Para evitar el contragolpe	95
6.3 Tirones	96
6.4 Rechazo	96
7 Técnicas adecuadas para el tronzado, el desramado, la poda y la tala básicos	97
7.1 Tronzado	97
7.2 Corte de troncos bajo tensión	98
7.3 Desrame	98
7.4 Poda	99
7.5 Tala	100
7.5.1 Condiciones de tala	100
7.5.2 Ruta de escape	101
7.5.3 Entalla convencional	101
7.5.4 Entalla de cara libre	102
7.5.5 Cortes de albura	102
7.5.6 Corte trasero de tala	102
7.5.7 Corte en abanico	103
7.5.8 Método de corte por secciones	103
7.5.9 Corte por penetración	104
8 Mantenimiento, reparación y almacenamiento	105
8.1 Advertencias e instrucciones	105
9 Antes de empezar a trabajar	106
9.1 Preparación de la motosierra para el funcionamiento:	106
10 Armado de la motosierra	106
10.1 Accesorio de corte	106
10.2 Montaje y retiro de la espada y la cadena de aserrado	106
10.2.1 Montaje de la espada y la cadena	106
10.2.2 Retiro de la espada y la cadena	108
10.3 Tensado de la cadena	108
11 Lubricación de la cadena de aserrado y de la espada	109
11.1 Lubricante de espadas y cadenas	109
11.2 Llenado del depósito de aceite de la cadena	109
11.3 Ajuste del flujo del aceite de la espada y la cadena	110
12 El freno de cadena	111
12.1 Accionamiento del freno de la cadena	111
12.2 Cómo soltar el freno de la cadena	111
12.3 Mantenimiento del freno de la cadena	112
13 Mezcla del combustible y carga de combustible en la motosierra	112
13.1 Mezcla del combustible	112
13.2 Carga de combustible en la motosierra	114
14 Arranque del motor	117
14.1 Sujeción de la motosierra	117
14.2 Procedimiento de arranque	117
14.3 Procedimiento previo al arranque	117
14.4 Arranque del motor	118
15 Apagado del motor	119
15.1 Apagado del motor	119
16 Revisión de la motosierra	119
16.1 Control del funcionamiento del freno de la cadena	119
16.2 Prueba de los controles	120
16.3 Prueba de la lubricación de la cadena	120
17 Ajuste del carburador	121
17.1 Manejo durante el invierno	121
17.2 Manejo durante el verano	121
17.3 Corrección del ajuste del carburador para uso a alturas grandes	122
17.4 Ajuste del carburador para uso a temperaturas por debajo de 14 °F (- 10 °C)	122
17.5 Ajuste estándar del carburador	123
18 Después de completar el trabajo	123
18.1 Preparación para el transporte o el almacenamiento	123
19 Transporte	124
19.1 Transporte de la motosierra	124
20 Almacenamiento	124
20.1 Almacenamiento de la motosierra	124
21 Limpieza	125
21.1 Limpieza de la motosierra	125
21.2 Limpieza de la espada y la cadena de aserrado	125
21.3 Limpieza del filtro de aire	125
21.4 Limpieza de la bujía	127
22 Inspección y mantenimiento	129
22.1 Tabla de inspección y mantenimiento	129
22.2 Inspección y mantenimiento de la motosierra	130
22.3 Revisión y mantenimiento del piñón de cadena	130
22.4 Inspección y mantenimiento de la espada	130
22.5 Inspección, mantenimiento y afilado de la cadena de aserrado	131
23 Guía de solución de problemas	135
23.1 Motosierra	135
23.2 Ajuste de marcha en vacío	137
23.3 Despejado de la cámara de combustión	137
24 Especificaciones	138
24.1 E.P.A.	138
24.2 STIHL MS 881	138
24.3 Piñones de cadena	139
24.4 Profundidad de ranura mínima de las espadas	139
24.5 Ajuste del calibrador de profundidad	139
24.6 Símbolos en la motosierra	139
24.7 Mejoramientos técnicos	140
25 Combinaciones de espadas y cadenas de aserrado	141
25.1 STIHL MS 881	141
26 Piezas y equipos de repuesto	142
26.1 Piezas de repuesto originales de STIHL	142
27 Eliminación	142
27.1 Desecho de la herramienta motorizada	142
28 Garantía limitada	142
28.1 Política de garantía limitada de STIHL Incorporated	142
29 Garantía del sistema de control de emisiones	142
29.1 Declaración de garantía de STIHL Incorporated sobre sistemas de control de emisiones según normas federales	142
30 Marcas comerciales	145
30.1 Marcas comerciales registradas	145
30.2 Marcas comerciales por ley común	145
31 Direcciones	145

Match case Limit results 1 per page

0458-890-8621-B

English

14 Starting the Engine

–

Position the chain saw on a level surface. Hold the saw

firmly on the ground with your left hand on the front

handle. Your thumb should be under the handle. Put the

toe of your right boot into the rear handle and press

down (Illustration A).

–

Position the chain saw on a level surface. Hold the saw

firmly on the ground with your left hand on the front

handle. Your thumb should be under the handle. Put the

heel of your right boot onto the rear hand guard and

press down (Illustration B).

–

Hold the saw firmly with your left hand on the front

handle. Your thumb should be under the handle. Hold

the rear handle tightly between your legs, just above the

knees (Illustration C).

14.2

Starting Procedure

Pre-Starting Procedure

Follow the pre-starting procedure if one of the following

applies:

–

The engine has not been started and is cold.

–

The engine started, but shut off when it was accelerated

the first time.

–

The engine shut off because the fuel tank ran dry.

When can the engine be started without the pre-starting

procedure?

The engine can be started without preparation if it has been

running for at least 1

minute and was only shut off for a short

work break.

►

Continue to Starting the Engine,

14.4.

14.3

Pre-Starting Procedure

WARNING

Never operate your chain saw if it is damaged, improperly

adjusted or maintained, not completely and securely

assembled or not functioning properly,

5.4. To reduce

the risk of personal injury, always wear proper clothing and

protective apparel, including proper eye protection, when

operating your chain saw,

5.3.

To perform the pre-starting procedure:

►

Engage the chain brake (2),

12.1.

►

Depress the decompression valve (1).

►

Press down the throttle trigger lockout (5) and squeeze

the throttle trigger (4) at the same time.

►

Set the Master Control Lever (3) to position

►

Hold the chain saw firmly and pull the starter grip slowly

with your right hand until you feel it engage.

►

Pull the starter grip quickly and allow the starter rope to

rewind several times until the engine fires and shuts off.

►

Do not pull out the starter rope to full length and do not let

the starter grip snap back. Guide it slowly back into the

housing so that the starter rope can rewind properly.

►

If the engine does not shut off: Set the Master Control

Lever to position

so that the engine does not flood.

The engine will shut off.

►

Start the engine,

14.4.

14.4

Starting the Engine

WARNING

Never operate your chain saw if it is damaged, improperly

adjusted or maintained, not completely and securely

assembled or not functioning properly,

5.4. To reduce

0000-GXX-A373-A0