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Echo
Gas Line Trimmer

Model # SRM-2100SB TYPE 1 Official Echo trimmer/brushcutter

Here are the diagrams and repair parts for Official Echo SRM-2100SB-TYPE-1 trimmer/brushcutter, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 223 parts  |
Spark Plug 15901010630
#3

Starter/ignition/clutch/fuel system diagram

Spark plug

Part #15901010630

Replaced by #6703

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Manufacturer substitution
This part replaces 15901010630. Substitute parts can look different from the original.
This item is not returnable
$5.29
In Stock
Carburetor 12520013312
Carburetor

Part #12520013312

The manufacturer no longer makes this part, and there's no substitute part

Housing Assembly 61040247731
#1

Gear housing/shield/tools diagram

Housing assembly

Part #61040247731

The manufacturer no longer makes this part, and there's no substitute part

Band (includes Items 19 & 20) 61027252130
#18

Drive shaft/handles/throttle diagram

Band (includes items 19 & 20)

Part #61027252130

The manufacturer no longer makes this part, and there's no substitute part

Holder 61092227432
#27

Crankcase/fan housing/cover diagram

Holder

Part #61092227432

The manufacturer no longer makes this part, and there's no substitute part

Grommet 15611240630
#4

Starter/ignition/clutch/fuel system diagram

Grommet

Part #15611240630

The manufacturer no longer makes this part, and there's no substitute part

Front Handle 35121051730
#13

Drive shaft/handles/throttle diagram

Front handle

Part #35121051730

The manufacturer no longer makes this part, and there's no substitute part

Strainer 13120507320
#26

Starter/ignition/clutch/fuel system diagram

Strainer

Part #13120507320

The manufacturer no longer makes this part, and there's no substitute part

Piston Pin 10001311520
#6

Crankcase/fan housing/cover diagram

Piston pin

Part #10001311520

The manufacturer no longer makes this part, and there's no substitute part

Cutter Line 69901644330
#25

Gear housing/shield/tools diagram

Cutter line

Part #69901644330

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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Why won't my gas line trimmer start?

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

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Why does my gas line trimmer run rough?

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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Why does my gas line trimmer leak gas?

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

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Repair guides for gas line trimmers

These step-by-step repair guides will help you safely fix what’s broken on your grass line trimmer.

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How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

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Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

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Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas line trimmers

Use the advice and tips in these articles and videos to get the most out of your grass line trimmer.

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Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Grass line trimmer maintenance checklist

Grass line trimmer maintenance checklist

Find out how to take care of your grass line trimmer from the start of the trimming season until the end, with this help…

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