This is a genuine OEM sourced replacement carburetor. It is specially designed for use with Echo and Shindaiwa trimmer/brushcutters. Carburetor plays a key role in a gas powered equipment. It is used to mix the air and gas before the fuel mix goes to the engine. This is a metal body carburetor with a rubber primer bulb. Please note gaskets are sold separately.
To complete this repair you will need a screwdriver.
• Remove the rear cover
• Remove the carburetor
• Remove the fuel filter
• Install the fuel filter
• Install the carburetor
• Re-assemble and test the unit
Carburetor Rb-k75 A021000742
OEM part for: Echo, Shindaiwa
Part Number: A021000742
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Product Description ?
- Classification: Part
- Weight: 0.26 lbs.
- Shipping: Ships Worldwide
Frequently Purchased Together ?
Compatibility
This Carburetor Rb-k75 will fit the following 113 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
This item works with the following types of products:
- Hedge Trimmer Parts
- Trimmer Parts
- Grass Trimmer Parts
This part replaces obsolete part #: A021000741, A021000740
Repair Videos ?
Filthy Filters? This article will show you how to install a filter kit on an Echo SRM-225 trimmer....
May 27, 2015
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Customer Part Reviews ?
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Questions & Answers ?
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Trimmer would not run @ high speed
Tool Type
Hedge Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver
Parts Used
Couldn't stop fuel from leaking out of the intake orifice causing the air filter to soak up the fuel.
Tool Type
Edger
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver
Parts Used
2. Removed carburetor, (2-screws, Phillips head).
3. Disconnected fuel control cable.
4. Disconnected fuel lines one at a time insuring the port I removed one from I installed onto the same one on the new carburetor.
5. Using the two screws removed in item#2 above, re-installed the new carburetor.
6. Installed the fuel control cable.
7. Primed the plastic primer bulb.
8. Started engine on second pull.
Trimmer would only run with almost full choke, carburetor needed rebuilding
Tool Type
Hedge Trimmer
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Spark plug socket
Would not start
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers
Parts Used
it would pnly run with choke slightly on low idle
Tool Type
Trimmer
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver
Parts Used
Would not start
Tool Type
Trimmer
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set
2. Disconnected throttle cable and fuel lines from carburetor
3. Removed carburetor
4. Removed fuel tank and cleaned w/carburetor cleaner
5. Replaced in-tank pickup
6. Installed carburetor
6. Installed new air filter case
7. Added fuel and started trimmer
Trimmer would only run on near full to full choke.
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, No other tools
Parts Used
Removed the fuel lines and throttle
Removed the two screws and the old carburetor
Installed the new carburetor on the screws
Replace the fuel lines and throttle and the air filter
Ran rough, would not accelerate.
Tool Type
Trimmer
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Pliers
String Trimmer would start and then die. Would not stay running
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Socket set
2. Using slotted screwdriver removed two screws holding air filter base and carburetor from engine and removed carburetor.
3. Disconnected throttle cable from carburetor
4. Removed old carburetor gasket from engine
5. Put new gasket on engine
6. Attached throttle cable
7. Set new carburetor in place and set carburetor in place
8. Attached carburetor and filter base to engine using two screws previously removed
9. Reattached fuel lines
10. Replaced air filter and cover.
11. Started engine by pushing priming bulb several times and pulling starter cord approximately 6 times.
Engine now runs great.
Would not idle
Tool Type
Hedge Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver
Parts Used
2. Put new one on
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Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
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