Stihl Ht 75 Owners Manual
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40 english HT 70, HT 75 :File the top of the depth gauge parallel to the stamped service marking (see arrow) – but do not lower the highest point of the depth gauge in this process. The kickback tendency of the chainsaw is increased if the depth gauges are too low. :Place filing gauge on the chain – highest point of depth gauge must be level with the filing gauge.After sharpening After sharpening, clean the chain thoroughly, remove filings or grinding dust – lubricate the chain thoroughly. Before long out-of-service period Clean the chain with a brush and store it in a well-oiled condition. Information for re-ordering chain Sharpening Toools (special accessories) 689BA044 KN689BA052 KN Type: Picco Micro Mini Pitch: 3/8 P (9.32 mm) Number of tie straps: 44 Cutting length: 12 (30 cm) Description Part No. Round file 5/32 (4.0 mm) diameter 5605 772 4006 File holder 5605 750 4327 Filing gauge 0000 893 4000 Flat file 0814 252 3356 Sharpening kit (includes all parts listed above) 5605 007 1026
41 HT 70, HT 75english 1) STIHL dealer * see “Guide to Using this Manual“ Maintenance ChartPlease note that the following maintenance intervals apply for normal operating conditions. If your daily working time is longer than normal or cutting conditions are difficult, shorten the specified intervals accordingly.. before starting work after finishing work or daily after each refueling stop weekly monthly every 12 months if problem if damaged as required Complete machineVisual inspection (condition, leaks)XX CleanX Throttle trigger, slide control Check operationXX Air filterCleanXX ReplaceX Filter in fuel tankCheckX ReplaceXX Fuel tank CleanXX CarburetorCheck idle adjustment – chain must not rotateXX Readjust idleX Spark plug Readjust electrode gapX Cooling inlets CleanX Spark arresting screen in muffler*InspectX Clean or replaceXX All accessible screws and nuts (not adjusting screws)RetightenX Anti-vibration element Replace 1) X Chain lubrication CheckX Saw chainInspect, also check sharpnessXX Check chain tensionXX SharpenX Guide barCheck (wear, damage)X Clean and turn overXX DeburrX ReplaceXX Chain sprocketCheckX Replace 1) X
42 english HT 70, HT 75 1 Handle hose (HT 70) 2 Fixed drive tube (HT 70) 3 Carrying ring 4 Slide control 5 Throttle trigger interlock 6 Throttle trigger 7 Spark plug boot 8 Air filter cover 9 Machine support 10 Oilomatic saw chain 11 G u i d e b a r 12 Oil tank 13 Oil filler cap 14 Telescopic drive tube (HT 75) 15 Clamp screw (HT 75) 16 Chain sprocket cover 17 Hook 18 Chain guard (scabbard) 19 Chain sprocket 20 Chain tensioner 21 Fuel tank 22 Fuel filler cap 23 Starter grip 24 Fuel pump 25 Choke lever 26 Carburetor adjusting screws 27 Muffler (with spark arresting screen*) # Serial number * see Guide to Using this ManualParts and Controls 18# 114 23 390BA051 KN 467 5 8 17 15 21 2223 24 25 2627 9 1213 1110 16 1920
43 HT 70, HT 75english Definitions1. Handle Hose (HT 70) For holding machine during starting and cutting work. 2. Fixed Drive Tube (HT 70) Connects engine to the gearbox. 3. Carrying Ring The device that connects the pruner to the harness. 4. Slide Control For starting throttle, run and stop. Keeps the choke partially open during starting and switches off the ignition to stop the engine. 5. Throttle Trigger Interlock Must be depressed before the throttle trigger can be activated. 6. Throttle Trigger Controls the speed of the engine. 7. Spark Plug Boot. Connects the spark plug to the ignition wire. 8. Air Filter Cover Covers and protects the air filter element. 9. Machine Support For resting the machine on the ground.10. Oilomatic Saw Chain A loop consisting of cutters, tie straps and drive links. 11. Guide Bar Supports and guides the saw chain. 12. Oil Tank Tank for chain lubricating oil. 13. Oil Filler Cap For closing the oil tank. 14. Telescopic Drive Tube Adjustable drive tube enables machine’s reach to be optimized. 15. Clamp Screw Has to be loosened to adjust length of telescopic drive tube. 16. Chain Sprocket Cover Covers the clutch and chain sprocket. 17. Hook For hooking machine to branch and pulling branches away. 18. Chain Guard (Scabbard) Covers chain for transportation and during out-of-service periods. 19. Chain Sprocket The toothed wheel that drives the saw chain.20. Chain Tensioner Permits precise adjustment of chain tension. 21. Fuel Tank. For fuel and oil mixture. 22. Fuel Filler Cap. For closing the fuel tank. 23. Starter Grip The grip of the pull starter, which i the device for starting the engine. 24. Fuel Pump Provides additional fuel feed for a cold start. 25. Choke Lever Eases engine starting by enriching the fuel mixture. 26. Carburetor Adjusting Screws For tuning the carburetor. 27. Muffler (with spark arresting screen). Attenuates exhaust noises and diverts exhaust gases away from operator. The spark arresting screen is designed to reduce the risk of fire.
44 english HT 70, HT 75EngineEPA: The Emission Compliance Period referred to on the Emissions Compliance Label indicates the number of operating hours for which the engine has been shown to meet Federal emission requirements. Category A = 300 hours, B = 125 hours, C = 50 hours CARB: The Emission Compliance Period used on the CARB Air Index Label indicates the terms: Extended = 300 hours, Intermediate = 125 hours, Moderate = 50 hoursEngineIgnition System Fuel System Carburetor: All position diaphragm carburetor with integral fuel pump Cutting Attachment Weight Single cylinder two-stroke engine Displacement: 1.55 cu.in (25.4 cm 3) Bore: 1.34 in (34 mm) Stroke: 1.10 in (28 mm) Engine power to ISO 8893: 1.3 bhp (0.95 kW) Idle speed: 3.000 rpm Specifications Type: Electronic magneto ignition Spark plug (suppressed): NGK CMR 7 A Electrode gap: 0.02 in (0.5 mm) Spark plug thread: M 14 x 1.25; 0.37 in long (9.5 mm) Air filter: Foam element and metal screen Fuel tank capacity: 0.92 US pt (0.44 l) Fuel mix: See “Fuel” Guide bar - Type: Rollomatic with sprocket nose - Part No. 3005 000 3905 - Bar length: 12 (30 cm)Oilomatic chain - Type: Picco Micro Mini - Chain pitch: 3/8P (9.32 mm) - Drive link gauge: 0.04 in (1.1 mm) - Part No. 3987 000 0044 Chain sprocket - Type: Spur sprocket - Chain pitch: 3/8P (9.32 mm) - No. of teeth: 6 7 (special accessories) Chain lubrication Fully automatic speed-controlled rotary piston oil pump. Oil tank capacity: 0.22 l (0.46 US pt) without bar and chain, empty tanks: HT 70 11.2 lbs (5.1 kg) HT 75 15.4 lbs (7.0 kg)
45 HT 70, HT 75english Guard Guard kit 4138 007 1003 for mounting to and protecting the powerhead when the machine is put down. Also for resting machine on right thigh during operation. 30° angle drive For applications in which an angled cutting attachment is an advantage for horizontal cuts or better control.Sharpening tools Filing gauge Flat file File holder with round file Round file Gauge Reference gauge for chain sprocket Other special accessories Safety glasses Harness HT full harness (with sling) Carburetor screwdriver Combination wrench STIHL lubricating grease STIHL ElastoStart (starter rope with grip) Special resin-free lubricating oil Contact your STIHL dealer for the latest information on these and other special accessories.The user of this unit should carry out only the maintenance operations described in this manual. Other repair work may be performed only by an authorized STIHL dealer. Warranty claims following repairs can be accepted only if the repair has been performed by an authorized STIHL dealer using original STIHL replacement parts. Original STlHL parts can be identified by the STIHL part number, the STIHl logo and the STlHL parts symbol (. The symbol may appear alone on small parts. Special Accessories 386BA011 KN386BA013 KN Maintenance and Repairs
46 english HT 70, HT 75Your Warranty Rights and ObligationsThe U.S. Environmental Protection Agency (EPA), the California Air Resources Board (CARB) and STIHL Incorporated are pleased to explain the Emission Control System Warranty on your model year 2000 and later equipment type engine. In California, new small off-road engines must be designed, built and equipped to meet the States stringent anti-smog standards. In other states, new 1997 and later model year small off-road equipment engines must be designed, built and equipped, at the time of sale, to meet the U.S. EPA regulations for small non road engines. The equipment engine must be free from defects in materials and workmanship which cause it to fail to conform with U.S. EPA standards for the first two years of engine use from the date of sale to the ultimate purchaser. STIHL Incorporated must warrant the emission control system on your small off-road engine for the period of time listed below provided there has been no abuse, neglect or improper maintenance of your small off-road equipment engine. Your emission control system includes parts such as the carburetor and the ignition system. Also included may be hoses, and connectors and other emission related assemblies.Where a warrantable condition exists, STIHL Incorporated will repair your small off-road equipment engine at no cost to you, including diagnosis (if the diagnostic work is performed at an authorized dealer), parts, and labor. Manufacturers Warranty Coverage:The small off-road equipment engines are warranted for two years in California. In other states, 1997 and later model year small off-road equipment engines are also warranted for two years. If any emission-related part on your engine is defective, the part will be repaired or replaced by STIHL Incorporated free of charge.Owners Warranty Responsibilities:As the small off-road equipment engine owner, you are responsible for the per- formance of the required maintenance listed in your owners manual. STIHL Incorporated recommends that you retain all receipts covering maintenance on your small off-road equipment engine, but STIHL Incorporated cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance. Any replacement part or service that is equivalent in performance and durability may be used in non-warranty mainten- ance or repairs, and shall not reduce the warranty obligations of the engine manufacturer.As the small off-road equipment engine owner, you should be aware, however, that STIHL Incorporated may deny you warranty coverage if your small off-road equipment engine or a part has failed due to abuse, neglect, improper maintenance or unapproved modifications. You are responsible for presenting your small off-road equipment engine to a STIHL service center as soon as a problem exists. The warranty repairs will be completed in a reasonable amount of time, not to exceed 30 days. If you have any questions regarding your warranty rights and responsibilities, please contact a STIHL customer service representative at 1-800-467-8445 or you can write to STIHL Inc., 536 Viking Drive, P. O . B o x 2 0 1 5 , Virginia Beach, VA 23450-2015. Coverage by STIHL IncorporatedSTIHL Incorporated warrants to the ultimate purchaser and each subsequent purchaser that your small off-road equipment engine will be designed, built and equipped, at the time of sale, to meet all applicable regulations. STIHL Incorporated also warrants to the initial purchaser and each subsequent purchaser that your engine is free from defects in materials and workmanship which cause the engine to fail to conform with applicable regulations for a period of two years. STIHL Incorporated Federal and California Emission Control Warranty Statement
47 HT 70, HT 75english Warranty PeriodThe warranty periods will begin on the date the utility equipment engine is purchased by the initial purchaser and you have signed and sent back the warranty card to STIHL. If any emission related part on your engine is defective, the part will be replaced by STIHL Incorporated at no cost to the owner. Any warranted part which is not scheduled for replacement as required maintenance, or which is scheduled only for regular inspection to the effect of repair or replace as necessary will be warranted for the warranty period. Any warranted part which is scheduled for replacement as required mainten- ance will be warranted for the period of time up to the first scheduled replace- ment point for that part.DiagnosisYou, as the owner, shall not be charged for diagnostic labor which leads to the determination that a warranted part is defective. However, if you claim warranty for a component and the machine is tested as non-defective, STIHL Incorporated will charge you for the cost of the emission test. Mechanical diagnostic work will be performed at an authorized STIHL servicing dealer. Emission test may be performed either at STIHL Incorporated or at any independent test laboratory. Warranty WorkSTIHL Incorporated shall remedy war- ranty defects at any authorized STIHL servicing dealer or warranty station. Any such work shall be free of charge to the owner if it is determined that a warranted part is defective. Any manufacturer- approved or equivalent replacement part may be used for any warranty maintenance or repairs on emission- related parts and must be provided without charge to the owner. STIHL Incorporated is liable for damages to other engine components caused by the failure of a warranted part still under warranty. The California Air Resources Boards Emission Warranty Parts List specifically defines the emission-related warranted parts. These warranted parts are: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) FastenersWhere to make a claim for Warranty Service Bring the product to any authorized STIHL servicing dealer and present the signed warranty card. Maintenance RequirementsThe maintenance instructions in this manual are based on the application of the recommended 2-stroke fuel-oil mixture (see also instruction Fuel). Deviations from this recommendation regarding quality and mixing ratio of fuel and oil may require shorter maintenance intervals.LimitationsThis Emission Control Systems War- ranty shall not cover any of the following: :repair or replacement required because of misuse, neglect or lack of required maintenance, :repairs improperly performed or replacements not conforming to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in writing by STIHL Incorporated, and :replacement of parts and other services and adjustments necessary for required maintenance at and after the first scheduled replacement point.
49 HT 70, HT 75español / EE.UU Las tintas contienen aceites vegetales, el papel es reciclable Impreso en papel sin cloro © ANDREAS STIHL AG & Co. KG, 2003 0458 390 3021. M7. D3. PM. Printed in USA STIHlContenidoGuía para el uso de este manual ... 50 Medidas de seguridad .................... 51 Uso del podador de varilla .............. 61 Montaje de la barra y la cadena ..... 64 Tensado de la cadena de sierra ..... 65 Revisión de tensión de la cadena .. 65 Ajuste del cable del acelerador ...... 65 Combustible ................................... 66 Llenado de combustible ................. 67 Aceite de la cadena ........................ 68 Llenado del tanque de aceite de la cadena ................................... 68 Revisión de la lubricación de la cadena ................................... 69 Ajuste del eje telescópico ............... 69 Colocación del arnés ...................... 70 Arranque / Parada del motor .......... 71 Instrucciones de manejo ................ 75 Cuidado de la barra guía ................ 76 Limpieza del filtro de aire ............... 76 Manejo del motor ............................ 77 Ajuste del carburador ..................... 77 Chispero* en silenciador ................ 79 Revisión de la bujía ........................ 80 Sustitución de la cuerda de arranque y resorte de rebobinado ..................................... 81 Almacenamiento de la máquina ..... 83 *vea “Guía para el uso de este manual”Revisión de la rueda dentada de cadena ........................ 84 Sustitución de rueda dentada de cadena ...................................... 84 Mantenimiento y afilado de la cadena de sierra ......................... 85 Tabla de mantenimiento ................. 89 Piezas y controles .......................... 90 Especificaciones ............................ 92 Accesorios especiales .................... 93 Mantenimiento y reparación ........... 93 Declaración de garantía de STIHL Incorporated sobre sistemas de control de emisiones según normas Federales y del Estado de California ................. 94El manejo de este podador de varilla sólo debe permitirse a personas que comprendan el contenido de este manual. Para obtener el rendimiento y satisfac- ción máximos del podador de varilla STIHL, es importante leer y comprender las instrucciones de mantenimiento y las precauciones de seguridad, a partir de la página 45, antes de usarlo. Comuníquese con el concesionario o distribuidor de STIHL si no se entiende alguna de las instrucciones dadas en el presente manual. ! Advertencia Dado que el podador de varilla es una herramienta de corte motorizada de gran velocidad y de largo alcance, es necesario tomar medidas especiales de seguridad para reducir el riesgo de lesiones. El uso descuidado o inadecuado puede causar lesiones graves e incluso morta- les. La filosofía de STIHL es mejorar conti- nuamente todos su productos. Como resultado, de vez en cuando se llevan a cabo modificaciones y mejoramientos técnicos. Si las características de fun- cionamiento o la apariencia de su poda- dor de varilla difieren de las descritas en este manual, comuníquese con el concesionario STIHL para obtener la información y ayuda que requiera.