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TCS-3401S Tanaka Chainsaw - Overview

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Purge Bulb – Part Number: 12318139130
$9.80
In Stock
Purge Bulb
★★★★★
★★★★★
(3)
Part #12318139130
This OEM replacement part is used to pump fuel from the tank to the carburetor in order to start the engine. It may also be referred to as a Primer Bulb. It is made of durable black plastic and is sold individually. This part will be found in various locations, depending on your model; refer to your owners manual to locate it on your machine, but is commonly found on the side of the air cleaner or carburetor. To complete this repair, you will need a screwdriver. The Purge Bulb needs to be replaced when it is cracked or damaged. It will become fatigued through regular use and may leak fuel when it is malfunctioning. Customers rated this repair as Easy.
Pump Filter Body – Part Number: 66A3864
No Longer Available
Pump Filter Body
Part #66A3864
This is a genuine OEM replacement part, it is sold individually. The Fuel Filter is inside of the fuel tank. Its purpose is to filter out dirt and other debris from contaminating the carburetor. It will at sometime become clogged and restrict the fuel getting to the carburetor,and will have to be replaced. We do have an article and video on How to Replace the Fuel Filters in Your Outdoor Power Equipment.. You can see this by going to the front page of our site and clicking on Repair Center.
Pipe-fuel-2.5x4x105 – Part Number: 6692353
No Longer Available
Pipe-fuel-2.5x4x105
Part #6692353
This fuel pipe is manufactured for Tanaka gas powered handheld equipment. It is a genuine OEM sourced item, not an aftermarket imitation. This fuel pipe allows the gas to flow between the tank and the carburetor. By pressing the primmer bulb it will fill the carburetor with fuel, once it is full the excess fuel will be forced back into the tank through the fuel return line. It is made from flexible clear plastic and it is sold individually.
Clip 7 – Part Number: 6692312
$5.28
Special Order
Clip 7
Part #6692312
The clip goes between the pump filter body assembly and the rubber pipe cap. This is an authentic part from Tanaka for use in bicycle engines, chainsaws, blowers, edgers, trimmers, brush cutters, and power augers. This item is available individually and is made of metal. During the installation process, a wrench and a screwdriver might be needed to replace this part. It will need to be replaced if it bends or breaks.
Clutch Spring – Part Number: 6689424
$6.40
On Order
Clutch Spring
Part #6689424
It is a high-quality replacement for a damaged or a missing clutch spring that allows the clutch to retract. Refer to the diagrams for your specific model to ensure the correct repair procedure. Keep in mind this high-quality clutch spring is made of durable metal and is sold as an individual item. This authentic manufacturer-sourced component is specially designed for Tanaka chainsaws. A screwdriver and pliers might be needed to replace this clutch spring.
Oil Filter – Part Number: 6690919
$6.40
In Stock
Oil Filter
Part #6690919
Combo. Box Spanner 10X19 – Part Number: 6685666
$9.56
In Stock
Combo. Box Spanner 10X19
Part #6685666
Piston Ring – Part Number: 6686122
$8.14
Special Order
Piston Ring
Part #6686122
Small Washer 5 – Part Number: 6684864
$4.23
Special Order
Small Washer 5
Part #6684864
This is a genuine replacement part sourced from the original manufacturer for use with bicycle engines made by Tanaka. The user will need to replace this small washer if it is missing or not working correctly. This part is made of durable material and sold individually.
Spring-starter Pawl – Part Number: 6685105
$4.23
Special Order
Spring-starter Pawl
Part #6685105
Bar Clamp Nut – Part Number: 6685166
No Longer Available
Bar Clamp Nut
Part #6685166
This is an original Tanaka replacement part. The bar clamp nut is designed by the manufacturer for use in chainsaws, pruning saws, and hedge trimmers. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that there are different nuts used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You will require a wrench when replacing this item. This part is sold individually.
Collar – Part Number: 6690805
$4.23
In Stock
Collar
Part #6690805
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Bulb was worn out and broken open
18 of 22 people found this instruction helpful.
  • Richard from SPRING HILL, FL
  • Really Easy
  • 15 - 30 mins
  • Pliers, Screw drivers
The unit is a press fit. To remove the old one required breaking the plastic compression tabs that hold it in place. That was simple enough. Replacing requires lining up in the correct position to meet the inner hose. Then push it in. The compression tabs on the replacement click in and hold.in place.
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