Stihl FS 45 Support Question
Stihl FS 45 Support Question
Find answers below for this question about Stihl FS 45.Need a Stihl FS 45 manual? We have 2 online manuals for this item!
Question posted by brandirosehenley1982 on August 17th, 2021
Can't Get My Stihl Fs45 Weedeater To Start!?!? Cleaned Carburetor, New Spark Plu
it won't fire up
Current Answers
Answer #1: Posted by hzplj9 on August 17th, 2021 11:36 PM
hzplj9
Member since:
June 25th, 2012 Points: 4,875,690
Member since:
June 25th, 2012 Points: 4,875,690
Your ignition coil may have failed. Remove the spark plug and place it on the engine with the cap connected. Then pull the the start cord and you should see a decent blue/yellow spark. If no spark try a new spark first as this is the most common problem and also verify that fuel is good and well mixed at a ratio of 50 to 1,
This youtube video may offer some more advice.
www.youtube.com/watch?v=2oxvB-VIoPU
Good luck.
Related Stihl FS 45 Manual Pages
Product Instruction Manual - Page 3
... STIHL dealer or the STIHL distributor for the type of Cutting
Attachment, Deflector, Handle and
Harness
15
Mounting the Loop Handle
16
Mounting the Deflector
16
Mounting the Cutting Attachment 17
Fuel
20
Fueling
21
Starting / Stopping the Engine
22
Operating Instructions
24
Cleaning the Air Filter
24
Engine Management
25
Adjusting the Carburetor
25
Spark...
Product Instruction Manual - Page 8
...If fuel leakage is upright at tightening.
6
FS 45, FS 46 Fold the grip flush with this STIHL cap, raise the grip on your power tool...to reduce the risk of fuel spillage and fire from handling, cleaning or an improper attempt at a 90° angle. Such misalignment...If spilled and ignited by a spark or other personal injury from the fueling spot before starting the engine. Wipe off the ...
Product Instruction Manual - Page 9
... grip and properly control your instruction manual.)
FS 45, FS 46
7
The throttle trigger must be damaged... "Fueling" chapter in your authorized STIHL dealer for proper condition and operation...take it normally.
Keep the handles clean and dry at all times (...starting, particularly the throttle trigger, throttle trigger lockout, stop use the proper parts may cause arcing that the spark...
Product Instruction Manual - Page 10
... general work .
Starting
Start the engine at least 10 feet (3 m) from above, however, the cutting attachment rotates counterclockwise. Place the power tool on firm ground or other persons in operation. Warning!
Do not allow the engine to slow down to your power tool and make proper adjustments and repairs.
8
FS 45, FS 46
Warning!
Important...
Product Instruction Manual - Page 12
... and cutting tool immediately if you start work immediately. Warning!
If the behavior of eye and other... Follow the recommendations of this trimmer. Do not operate your STIHL dealer. Never use a trimmer with the engine and attachment stopped... at regular short intervals with a loose cutting attachment.
10
FS 45, FS 46 In the event of certain dusts, especially organic dusts such...
Product Instruction Manual - Page 13
...using a catalytic converter, always set your gas/oil mix ratio is still hot. Some STIHL power tools are hot.
The gearbox becomes hot during operation and remain hot for certain...FS 45, FS 46
11 should be cleaned off the engine and make sure the cutting attachment has stopped before adjusting the length of the nylon line on "Mounting the Cutting Attachment" in heat radiation, sparks...
Product Instruction Manual - Page 14
...lawn. To reduce the risk of severe or fatal injury from blade contact and / or loss of control, never attempt to important components (e.g. arrow) has worn away. Install a new mowing head.
002BA074 KN
002BA073 KN
12
FS 45, FS...damaging tree bark etc. than the intended length. However, the polymer-bladed STIHL PolyCut produces a better cut with mowing line longer than polymer blades. With ...
Product Instruction Manual - Page 15
... STIHL servicing dealer only.
However, if you make sure it and the ignition lead are always clean and... instructions in good condition.
FS 45, FS 46
13 Warning! Check PolyCut blades for maintenance and repair.
Install a new mowing head. Warning!
Remember...To reduce the risk of accidents from the spark plug or with a spark-arresting screen to use or operate gasoline-...
Product Instruction Manual - Page 16
... serious or fatal injuries. Do not clean your machine with a pressure washer. The solid jet of water may cause parts of the machine. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in the instruction manual.
14
FS 45, FS 46 Never repair damaged or broken...
Product Instruction Manual - Page 21
...see "Blocking the
Shaft". see arrow) must engage the mowing head's mounting hole. STIHL FixCut N Block the shaft - N Use the combination wrench
(special accessory) to ...(1) so it down firmly.
232BA074 KN
STIHL AutoCut N Hold the mowing head steady. N Block the shaft - STIHL PolyCut N Block the shaft -
Remove the locking pin. FS 45, FS 46
19
N Unscrew the mowing head
...
Product Instruction Manual - Page 22
... gasoline! Replacing Nylon Line / Polymer Blades
STIHL AutoCut See chapter on the deflector (2) trims surplus line to readjust the carburetor if you use fuels with a lower octane rating may be used in . (2.5 cm):
To reduce the risk of 50:1. Fuel with various ethanol contents.
20
FS 45, FS 46
tap it may increase engine temperatures...
Product Instruction Manual - Page 26
... to cool down . N Now start
N Move the stop switch to g. N Start the engine.
For longer out-ofservice periods - Operating Instructions
During break-in period. As all moving parts have to clear the combustion chamber. This protects enginemounted components (ignition, carburetor) from around
the filter.
232BA017 KN
24
FS 45, FS 46 Cleaning the Air Filter
If there...
Product Instruction Manual - Page 29
... fouling of the spark plug. FS 45, FS 46
27 Rectify problems which may create arcing that could ignite combustible fumes and cause a fire. Fit a new spark plug after approx....use only spark plugs authorized by STIHL. Too much engine oil in fuel mix. - Unfavorable running conditions (mostly at part throttle etc.) affect the condition of spark plug: - A
N Clean dirty spark plug. These...
Product Instruction Manual - Page 30
... Drain and clean the fuel tank in a dry and secure location - this helps prevent the carburetor diaphragms sticking ...clean and inspect the cutting attachment.
N Store the machine in a well ventilated area. N Do not allow the starter grip to the cylinder fins and air filter.
N Put the machine on "Starting...up completely.
28
FS 45, FS 46
STIHL AutoCut C 5-2
Always check the mowing head ...
Product Instruction Manual - Page 34
...checked by dealer1)
X
Spark arresting screen2) in fuel tank
Clean Replace Have checked by dealer1) Have replaced by servicing dealer1)
All accessible screws and nuts (not adjusting screws)
Retighten
before starting work after each refueling stop weekly monthly every 12 months if problem if damaged if required
X
X
X
X
X
X
X
X
X
X X
X X
X
X
X
32
FS 45, FS 46
If your daily...
Product Instruction Manual - Page 37
... the engine has been shown to reduce the risk of injury from operator. Spark arresting screen is designed to reduce the risk of fire.
16 Line Limiting ...the ground.
11 Fuel Pump Provides additional fuel feed for a cold start.
12 Carburetor Adjusting Screws For tuning the carburetor.
13 Starter Grip The grip of the pull starter, for different...
Single cylinder two-stroke engine
FS 45, FS 46
35
Product Instruction Manual - Page 39
...System Warranty on your warranty rights and responsibilities, please contact a STIHL customer service representative at the time of all applicable regulations. The warranty repairs will begin on your engine is purchased by STIHL Incorporated free of your equipment type engine. STIHL Incorporated Federal Emission Control Warranty Statement
Not for replacement as
FS 45, FS 46
37
Product Instruction Manual - Page 40
...after the first scheduled replacement point.
38
FS 45, FS 46 Warranty Work
STIHL Incorporated shall remedy warranty defects at any authorized STIHL servicing dealer and present the signed warranty...a warranted part is defective. Carburetor
- Intake Manifold - Fasteners
Where to make a Claim for Warranty Service
Bring the product to the owner.
STIHL Incorporated is liable for damages ...
Product Instruction Manual - Page 41
...STIHL servicing dealer as soon as :
Air Filter, Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark...instruction manual. FS 45, FS 46
39 ...STIHL Incorporated cannot deny warranty solely for presenting your 2007 and later small off -road engine. In California, new equipment that STIHL...
Product Instruction Manual - Page 42
...Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark...scheduled replacement point for warranty coverage.
40
FS 45, FS 46
Any such part repaired or replaced ... written instructions to Subsection (4) below .
Warranty Work
STIHL Incorporated shall remedy warranty defects at no charge to...
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