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Stihl MS 170 Support Question

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Question posted by bamcleod on April 19th, 2023

Fuel Tank Replacement

How do I replace a damaged fuel tank on my stihl ms170 chainsaw ?KNSU

Current Answers

Answer #1: Posted by hzplj9 on April 19th, 2023 3:14 PM
This answer was accepted by the poster of the original question.
hzplj9

Member since:
June 25th, 2012

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This youtube video explains it all with a full strip-down and repair.

www.youtube.com/watch?v=b4i5VWqvVng

This one may be better:

www.youtube.com/watch?v=l-zA8ZdtWeA

Hope that solves your problem. Please mark as helpful if it leads you to a satisfactory solution.Thank you.

Related Stihl MS 170 Manual Pages

Product Instruction Manual - Page 3

... and Replacing the Chain Sprocket 41 Maintaining and Sharpening the Saw Chain Maintenance and Care Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks { MS 170, MS 170 C, MS 180, MS 180...
Product Instruction Manual - Page 4

...damage, including damage...MS 170, MS 170 C, MS 180, MS 180 C Warning! chain oil Engaging and disengaging the STIHL Quickstop chain brake Direction of its individual components. English Guide to Using this Manual Pictograms The meanings of the pictograms attached to or embossed on the machine are explained in this manual may contain paragraphs that require your special attention. Fuel tank...
Product Instruction Manual - Page 7

...may be extremely dangerous. MS 170, MS 170 C, MS 180, MS 180 C 5 To reduce the risk of doubt, have it checked by STIHL for which it to prevent turnover, fuel spillage and damage to release slowly. ...not smoke or bring any pressure build-up inside the fuel tank depending on your hands. Never operate your STIHL servicing dealer. THE POWER TOOL For illustrations and definitions of...
Product Instruction Manual - Page 8

... found, do this with the raised positioning 6 MS 170, MS 170 C, MS 180, MS 180 C Different models may be equipped with the top of the cap. In order to your clothing. Grip the cap and check for fuel leakage while refueling and during operation. Left: Right: Base of cap in the fuel tank opening . this happens, change your machine...
Product Instruction Manual - Page 9

... to the idle position. it is damaged, improperly adjusted or maintained, or not completely or securely assembled. To reduce the risk of fuel. The throttle trigger must be used ...MS 170, MS 170 C, MS 180, MS 180 C 7 Screw Cap Warning! Unit vibrations can be followed as possible. In order to maintain a firm grip and properly control your power tool. The screwdriver end of the STIHL...
Product Instruction Manual - Page 13

...fences, nails and the like. Never modify your employer or a local OSHA representative. MS 170, MS 170 C, MS 180, MS 180 C 11 Accelerating the engine while the saw is not designed for a while... to 0 or STOP. Replace damaged, broken or excessively worn antivibration elements immediately, since they are hot. If you might be replaced, consult your STIHL servicing dealer only. It can...
Product Instruction Manual - Page 25

...forest fires is engaged. replace worn sprockets or chains. Keep the chain sharp. MS 170, MS 170 C, MS 180, MS 180 C 23 Warning! ...immediately for longer than a few days, always empty the fuel tank (see chapter "Storing the Machine" in good condition. ... adjustment screws after each STIHL chain saw should be thoroughly cleaned or there is damaged, missing or modified. In ...
Product Instruction Manual - Page 31

.... N Place the pickup body in the tank and close the filler cap. MS 170, MS 170 C, MS 180, MS 180 C 29 When mixing, pour oil into the mixture. N Open the filler cap and drain the fuel tank. Do not kink the fuel hose - Fuel mix ages Fueling Preparations English Change the fuel pickup body Only mix sufficient fuel for a few days work, not to...
Product Instruction Manual - Page 32

... the filler cap is environmentally harmful. Take care not to seize. MS 170, MS 170 C, MS 180, MS 180 C It is recommended. STIHL Bioplus) since it to remove, especially in the oil tank when the fuel tank is empty. N Position the machine so that no dirt falls into the tank. N Close the filler cap. If the oil level in hard deposits...
Product Instruction Manual - Page 34

...guard has not been modified in any way. If the fuel tank has run when the throttle trigger is switched off - ...opening of the combustion chamber, if the engine was flooded 32 MS 170, MS 170 C, MS 180, MS 180 C The hand guard must not rotate. It is ... it serviced and maintained regularly by trained personnel, such as your STIHL servicing dealer, at idle speed, engage the chain brake (push...
Product Instruction Manual - Page 38

... as it can damage the crankshaft and bearings. Long-term storage See "Storing the machine" 36 MS 170, MS 170 C, MS 180, MS 180 C Retension if...correct when the chain fits snugly against the underside of fuel in the shortblock are greater during the break-in period,...operation, allow engine to run at high revs with a full tank of the bar but can be dissipated by hand. After finishing...
Product Instruction Manual - Page 40

... there is firmly seated, then 2 turns clockwise (standard setting LD = 2) MS 170, MS 170 C, MS 180, MS 180 C g., warm soapy water) and dry it is a noticeable loss of any major hardware. flammable cleaning liquid (e. N Reinstall air filter 38 LD Standard setting N Check the air filter and replace if necessary N Check spark arresting screen - carburation, ignition, timing and...
Product Instruction Manual - Page 42

... tank N Unscrew fuel tank filler cap - drain fuel tank Chain oil and fuel ...or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS 180 C Rectify problems... starter grip snap back, guide it replaced by STIHL. Replacing the starter rope and rewind spring N... N Pull the starter rope only in fuel mix. - Replace a damaged starter rope in the boot may create arcing...
Product Instruction Manual - Page 43

...: Pull the hand guard toward the front handle. It is dry - MS 170, MS 170 C, MS 180, MS 180 C 41 STIHL BioPlus, completely fill the chain oil tank. Replace the chain sprocket - after using two saw chains in rotation with local environmental requirements. STIHL recommends the use of original STIHL sprockets to ensure correct operation of the chain brake. 143BA042 KN...
Product Instruction Manual - Page 44

... angle STIHL saw chain, increased wear - g., 63 PMX, 36 RMX 10 75 The angles must be identical for cracks and damaged rivets N Replace damaged or ...STIHL recommends STIHL servicing dealers. Never use a dull or damaged saw chains are exceptions. rework accordingly Carbide-tipped (Duro) saw chain - Ripping chains have an X in the saw chain breakage. 42 MS 170, MS 170 C, MS 180, MS...
Product Instruction Manual - Page 48

... tank Clean Chain Lubrication Check Inspect, also check sharpness Saw chain Check chain tension Sharpen Check (wear, damage) Guide bar Clean and turn over Deburr Replace Chain sprocket Check Air filter Clean Replace Anti-vibration elements Check Have replaced by dealer1) 46 X X X X X X X X X X X X XX X X X X X X X X X X X XX X X X X X X X MS 170...
Product Instruction Manual - Page 51

... by inertia. 5 Muffler with adjusting wheel. 14 Oil Filler Cap For closing the fuel tank. 22 Throttle Trigger Controls the speed of the engine. 23 Throttle Trigger Lockout Must ... Fuel Filler Cap For closing the oil tank. 15 Bumper Spike Toothed stop the rotation of the saw. 25 Rear Hand Guard Gives added protection to the operator's hands. (not illustrated) MS 170, MS 170 C, MS 180, MS...
Product Instruction Manual - Page 56

... you for damages to other engine components caused by STIHL Incorporated, and N replacement of parts and other services and adjustments necessary for Warranty Service Bring the product to any authorized STIHL servicing dealer and present the signed warranty card. STIHL Incorporated is liable for the cost of the emission test. Fuel Line - Air Filter - Intake Manifold - Fuel Tank...
Product Instruction Manual - Page 57

...MS 170, MS 170 C, MS 180, MS 180 C 55 Owner's Warranty Responsibilities As the small off -road equipment engine at 1-800-4678445 or you retain all receipts covering maintenance on your small offroad equipment engine, but STIHL...be repaired or replaced by STIHL Incorporated at the ...(if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. STIHL Incorporated will be...
Product Instruction Manual - Page 58

..., Intake Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners Where to make a Claim for damages to service the subject engines. 6. Limitations The repair or replacement of any warranted part otherwise eligible for warranty coverage may be used for any warranty...

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