Stihl MS 251 Manuals

Stihl MS 251 Manuals

Manuals and User Guides for Stihl MS 251. We have 7 Stihl MS 251 manuals available for free PDF download: Instruction Manual, Manual, User Manual

Stihl MS 251 User Manual

Stihl MS 231 / 251 Manual

Brand: Stihl | Category: Chainsaw | Size: 2 MB

Table of Contents

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Stihl MS 251 Manual

Stihl MS 251 Manual (114 pages)

Brand: Stihl | Category: Chainsaw | Size: 7 MB

Table of Contents

Table of Contents
2
1 Introduction and Safety Precautions

4
- Introduction
  4
- Safety Precautions
  5
2 Specifications

6
- Engine
  6
- Fuel System
  6
- Ignition System
  6
- Chain Lubrication
  6
- Tightening Torques
  7
3 Troubleshooting

9
- Clutch
  9
- Chain Drive, Chain Brake, Chain Tensioner
  10
- Chain Lubrication
  12
- Rewind Starter
  13
- Ignition System
  15
- Carburetor
  16
- Engine
  19
4 Clutch

20
- Clutch Drum
  20
5 Chain Brake

21
- Checking Operation
  21
- Brake Band
  21
- Brake Lever
  22
- Brake Lever on Machines with Quickstop Super
  25
- Brake Cable Removing and Installing
  28
- Quick Chain Tensioner
  31
- Chain Catcher
  31
- Bar Mounting Stud
  32
6 Engine

33
- Muffler
  33
- 6.2 Leakage Test
  34
- Preparations
  34
- Pressure Test
  35
- 6.3 Oil Seals
  36
- Ignition Side
  36
- Clutch Side
  37
- Cylinder / Crankshaft
  39
- Piston
  43
- Piston Rings
  45
- Ignition Timing 9 7.2 Preseparator
  46
  - Ignition Module
    47
- 14 7.4 Testing the
  48
  - Ignition Lead
    49
- Flywheel
  50
  - Installing
    50
- Ground Wire
  54
  - Contact Spring
    54
- 20 7.8 Ignition System
  56
8 Rewind Starter

59
- General
  59
  - Fan Housing
    59
- Pawls
  60
  - Ergostart
    61
9 Servicing the AV System

67
- AV Spring on Oil Tank
  67
- AV Spring on Fuel Tank
  67
- AV Spring on Handlebar
  68
- Stop Buffers
  69
- Buffers on Filter Base
  70
- Handlebar
  70
10 Control Levers

72
- Master Control Lever
  72
- Removing and Installing
  72
- Throttle Trigger/Lockout Lever
  73
- Throttle Trigger
  73
  - Quickstop Super
    75
- Switch Lever Quickstop Super
  75
- Lockout Lever - Quickstop Super
  76
- Choke Rod
  77
- Throttle Rod
  77
11 Chain Lubrication

79
- Pickup Body
  79
- Oil Suction Hose
  79
- Oil Pump
  79
12 Fuel System

82
- Filter Base
  82
- Air Guide Shroud
  84
  - Models with Manual Fuel Pump
    86
- Carburetor
  89
- Leakage Test
  90
- Servicing the Carburetor
  91
- Metering Diaphragm
  91
- Inlet Needle
  91
- Pump Diaphragm
  92
- Lever on Throttle Shaft
  93
- Adjusting Screws
  94
- Adjusting the Carburetor
  96
- Basic Setting
  96
- Standard Setting
  97
- Carburetor Carrier
  98
- Intake Manifold
  99
- Tank Vent
  100
- Testing
  100
- Removing and Installing
  101
- Fuel Intake
  102
- Pickup Body
  102
- Fuel Hose
  102
- Fuel Hoses - Manual Fuel Pump
  106
- Manual Fuel Pump
  108
- Tank Housing
  109
13 Special Servicing Tools

111
14 Servicing Aids

113

Stihl MS 251 Instruction Manual

Stihl MS 251 Instruction Manual (132 pages)

Brand: Stihl | Category: Chainsaw | Size: 3 MB

Table of Contents

English

3
- Table of Contents
  3
- Guide to Using this Manual
  4
- Safety Precautions and Working Techniques
  5
- Cutting Attachment
  28
- Mounting the Bar and Chain (Side Chain Tensioner)
  28
- Mounting the Bar and Chain
  28
- Chain Tensioner)
  29
- Tensioning the Saw Chain (Side Chain Tensioner)
  31
- Tensioning the Saw Chain
  31
- Chain Tensioner)
  32
- Checking Chain Tension
  32
- Fuel
  32
  - Tensioning the Saw Chain (Quick Chain Tensioner)
    32
- Fueling
  34
- Chain Lubricant
  36
- Filling Chain Oil Tank
  36
- Checking Chain Lubrication
  37
- Chain Brake
  37
- Winter Operation
  38
- Starting / Stopping the Engine
  39
- Operating Instructions
  43
- Taking Care of the Guide Bar
  44
- Shroud
  45
- Air Filter System
  45
- Cleaning the Air Filter
  45
- Engine Management
  46
- Adjusting the Carburetor
  46
- Spark Arresting Screen in Muffler
  47
- Spark Plug
  48
- Storing the Machine
  49
- Checking and Replacing the Chain Sprocket
  49
- Maintaining and Sharpening the Saw Chain
  50
- Maintenance and Care
  54
- Main Parts
  56
- Specifications
  58
- Ordering Spare Parts
  59
- Maintenance and Repairs
  59
- Disposal
  60
- STIHL Incorporated Federal Emission Control Warranty Statement
  60
- Trademarks
  62
Español

64
- Acerca de Este Manual de Instrucciones
  65
- Medidas de Seguridad y Técnicas de Manejo
  66
- Accesorio de Corte
  92
- Montaje de la Espada y Cadena (Tensor Lateral de la Cadena)
  93
- Montaje de la Espada y Cadena (Tensor Rápido de la Cadena)
  94
- Revisión de Tensión de la Cadena
  96
- Tensado de la Cadena de Aserrado (Tensor Lateral de la Cadena)
  96
- Tensado de la Cadena de Aserrado (Tensor Rápido de la Cadena)
  96
- Combustible
  97
- Llenado de Combustible
  98
- Llenado del Tanque de Aceite de la Cadena
  100
- Lubricante de Cadena
  100
- Freno de la Cadena
  101
- Revisión de Lubricación de la Cadena
  101
- Manejo Durante el Invierno
  102
- Arranque / Parada del Motor
  103
- Instrucciones para el Uso
  107
- Cuidado de la Espada
  108
- Cubierta
  109
- Sistema de Filtro de Aire
  109
- Gestión del Motor
  110
- Limpieza del Filtro de Aire
  110
- Ajuste del Carburador
  111
- Bujía
  112
- Chispero en el Silenciador
  112
- Almacenamiento de la Máquina
  113
- Revisión y Sustitución del Piñón de Cadena
  114
- Mantenimiento y Afilado de la Cadena de Aserrado
  115
- Información para Mantenimiento
  119
- Componentes Importantes
  121
- Especificaciones
  123
- Pedido de Piezas de Repuesto
  124
- Declaración de Garantía de STIHL Incorporated sobre Sistemas de Control de Emisiones Según Normas Federales
  125
- Desecho
  125
- Información de Reparación
  125
- Marcas Comerciales
  128

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Stihl MS 251 Instruction Manual

Stihl MS 251 Instruction Manual (120 pages)

Brand: Stihl | Category: Chain saw | Size: 4 MB

Table of Contents

English

3
- Table of Contents
  3
- Guide to Using this Manual
  4
- Safety Precautions
  5
- Reactive Forces
  10
- Working Techniques
  11
- Cutting Attachment
  20
- Mounting the Bar and Chain (Side Chain Tensioner)
  20
- Mounting the Bar and Chain
  20
- Chain Tensioner)
  21
- Tensioning the Saw Chain (Side Chain Tensioner)
  23
- Tensioning the Saw Chain (Quick Chain Tensioner)
  24
- Checking Chain Tension
  24
- Fuel
  24
- Fueling
  25
- Chain Lubricant
  27
- Filling Chain Oil Tank
  27
- Checking Chain Lubrication
  28
- Chain Brake
  28
- Winter Operation
  29
- Starting / Stopping the Engine
  30
- Operating Instructions
  34
- Taking Care of the Guide Bar
  35
- Shroud
  36
- Air Filter System
  36
- Cleaning the Air Filter
  37
- Engine Management
  38
- Adjusting the Carburetor
  38
- Spark Arresting Screen in Muffler
  39
- Spark Plug
  39
- Storing the Machine
  40
- Checking and Replacing the Chain Sprocket
  41
- Maintaining and Sharpening the Saw Chain
  42
- Maintenance and Care
  46
- Main Parts
  48
- Specifications
  50
- Ordering Spare Parts
  51
- Maintenance and Repairs
  51
- Disposal
  52
- Important Safety Instructions
  52
- Key to Symbols
  54
- STIHL Limited Emission Control Warranty Statement
  55
- CSA Standard
  57
Français

59
- Indications Concernant la Présente Notice D'emploi
  60
- Prescriptions de Sécurité
  61
- Forces de Réaction
  67
- Technique de Travail
  69
- Dispositif de Coupe
  78
- Montage du Guide-Chaîne Et de la Chaîne (Tendeur Latéral)
  79
- Montage du Guide-Chaîne Et de la Chaîne (Tendeur Rapide)
  80
- Contrôle de la Tension de la Chaîne
  82
- Tension de la Chaîne (Tendeur Latéral)
  82
- Tension de la Chaîne (Tendeur Rapide)
  82
- Carburant
  83
- Ravitaillement en Carburant
  84
- Huile de Graissage de Chaîne
  86
- Contrôle du Graissage de la Chaîne
  87
- Ravitaillement en Huile de Graissage de Chaîne
  87
- Frein de Chaîne
  88
- Utilisation en Hiver
  89
- Mise en Route / Arrêt du Moteur
  90
- Instructions de Service
  94
- Entretien du Guide-Chaîne
  95
- Capot
  96
- Système de Filtre À Air
  96
- Nettoyage du Filtre À Air
  97
- Gestion Moteur
  98
- Réglage du Carburateur
  98
- Grille Pare-Étincelles Dans Le Silencieux
  99
- Bougie
  100
- Contrôle Et Remplacement du Pignon
  101
- Rangement
  101
- Entretien Et Affûtage de la Chaîne
  102
- Instructions Pour la Maintenance Et L'entretien
  106
- Principales Pièces
  108
- Caractéristiques Techniques
  110
- Approvisionnement en Pièces de Rechange
  111
- Consignes de Sécurité Importantes
  112
- Instructions Pour Les Réparations
  112
- Mise Au Rebut
  112
- Légende des Symboles
  114
- Garantie de la Société STIHL Limited Relative Au Système Antipollution
  115
- Norme CSA
  117

Stihl MS 251 Instruction Manual

Stihl MS 251 Instruction Manual (56 pages)

Brand: Stihl | Category: Chainsaw | Size: 2 MB

Table of Contents

Stihl MS 251 Instruction Manual

Stihl MS 251 Instruction Manual (52 pages)

Brand: Stihl | Category: Chainsaw | Size: 2 MB

Table of Contents

Table of Contents
3
Guide to Using this Manual
4
Safety Precautions and Working Techniques
4
Cutting Attachment
16
Mounting the Bar and Chain
16
Tensioning the Saw Chain (Side Chain Tensioner)
18
Checking Chain Tension
18
Fuel
18
Fueling
20
Chain Lubricant
23
Filling Chain Oil Tank
23
Checking Chain Lubrication
24
Chain Brake
24
Information before You Start
25
Starting / Stopping the Engine
26
Operating Instructions
28
Taking Care of the Guide Bar
29
Air Filter System
30
Cleaning the Air Filter
30
Adjusting the Carburetor
31
Spark Arresting Screen in Muffler
33
Checking the Spark Plug
33
Replacing the Starter Rope and Rewind Spring
34
Storing the Machine
36
Checking the Chain Sprocket
36
Maintaining and Sharpening the Saw Chain
37
Maintenance and Care
41
Minimize Wear and Avoid Damage
43
Main Parts
44
Specifications
45
Special Accessories
46
Ordering Spare Parts
46
Maintenance and Repairs
47
Disposal
47
EC Declaration of Conformity
47
Quality Certification
48

Stihl MS 251 Instruction Manual

Stihl MS 251 Instruction Manual (44 pages)

Brand: Stihl | Category: Chainsaw | Size: 3 MB

Table of Contents

Table of Contents
2
Guide to Using this Manual
2
Safety Precautions
3
Reactive Forces
7
Working Techniques
8
Cutting Attachment
15
Mounting the Bar and Chain (Side Chain Ten- Sioner)
15
Mounting the Bar and Chain (Quick Chain Tensioner)
16
Tensioning the Saw Chain (Side Chain Tensioner)
18
Tensioning the Saw Chain (Quick Chain Tensioner)
18
Checking Chain Tension
19
Fuel
19
Fueling
20
Chain Lubricant
22
Filling Chain Oil Tank
22
Checking Chain Lubrication
23
Chain Brake
23
Winter Operation
24
Starting / Stopping the Engine
24
Operating Instructions
28
Taking Care of the Guide Bar
29
Shroud
29
Air Filter System
29
Cleaning the Air Filter
30
Adjusting the Carburetor
30
Spark Arresting Screen in Muffler
32
Spark Plug
32
Storing the Machine
33
Checking and Replacing the Chain Sprocket
33
Maintaining and Sharpening the Saw Chain
34
Maintenance and Care
38
Main Parts
40
Specifications
40
Ordering Spare Parts
41
Maintenance and Repairs
42
Disposal
42
EC Declaration of Conformity
42
STIHL Product
42

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