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Echo CS-352 - User Manual

Echo CS-352
60 pages
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X7503275704
© 09/20 ECHO Incorporated
Operator’s
Manual
CS-352
CHAIN SAW
The engine exhaust from this product contains chemicals
known to the State of California to cause cancer, birth defects,
or other reproductive harm.
Read and understand all provided literature before
use. Failure to do so could result in serious injury.
Note: This product complies with CAN ICES-2/NMB-2.

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Questions and Answers

  • J
    Justin WarnerAug 17, 2025
    What to do if my Echo Chainsaw engine cranks but doesn't start?
    • J
      Janice CoffeyAug 18, 2025
      If your Echo Chainsaw engine cranks but starts hard or doesn’t start, there are several potential causes: * A clogged fuel strainer or fuel line. In this case you should clean or replace them. * A problem with the carburetor. It is suggested to see your Echo dealer. * A fuel mixture that is too rich. You can open the choke, clean or replace the air filter, or adjust the carburetor. Alternatively, consult your Echo dealer. * No spark. Turn the switch to ON. If the problem persists, see your Echo dealer. * Incorrect spark gap, carbon buildup, fuel fouling, or a defective plug. Adjust the spark gap to .65mm (0.026 in.), clean or replace the plug if it’s covered with carbon or fouled with fuel, or replace the plug if defective.
  • F
    feliciawebsterAug 20, 2025
    How to fix an Echo CS-352 that is hard to start or does not start?
    • J
      John GuzmanAug 20, 2025
      If your Echo Chainsaw is hard to start or won't start, the possible causes include a clogged fuel filter or fuel line. You can try to clean or replace the fuel filter, or clean the fuel line. If the issue persists, it might be a carburetor problem, and you should consult your Echo dealer.
  • A
    Antonio RobinsonAug 22, 2025
    Why is my Echo Chainsaw engine hard to start?
    • M
      Michael MartinAug 23, 2025
      The Echo Chainsaw engine may be hard to start due to several reasons. It could be that the fuel strainer or fuel line is obstructed, in which case you should clean or replace them. Another possibility is that the fuel mixture is too rich. Try opening the choke, cleaning or replacing the air filter, or adjusting the carburetor. Also, check the spark plug. If it has an incorrect gap, is covered with carbon, fouled with fuel, or is defective, adjust the gap to 0.65mm (0.026 in.) or clean/replace the plug. If these steps don't resolve the issue, or if the carburetor is the cause, consult your dealer. Ensure the switch is turned to the ON position.
  • K
    Kara ClementsAug 25, 2025
    What to do if my Echo Chainsaw engine does not crank?
    • R
      Rebecca VazquezAug 26, 2025
      If your Echo Chainsaw engine does not crank, this indicates an internal engine problem. It is suggested to see your Echo dealer.
  • M
    Matthew HancockAug 27, 2025
    What to do if my Echo CS-352 engine runs, but dies or does not accelerate properly?
    • E
      Emily RuizAug 27, 2025
      If your Echo Chainsaw engine cranks but dies or fails to accelerate properly, it could be due to normal wear, contaminants or residues in the fuel, vibration or extended operation in dirty or dusty locations. Try to clean or replace parts as needed, replace the fuel, adjust components, or clean the affected areas.
  • E
    Elizabeth BrewerAug 30, 2025
    Why does my Echo Chainsaw engine crank but start hard or not start?
    • A
      anthonywilsonAug 30, 2025
      If your Echo Chainsaw engine cranks but starts hard or doesn't start at all, it might be due to a clogged fuel strainer or fuel line, or a carburetor issue. Try cleaning or replacing the fuel strainer or fuel line. Also, the fuel mixture may be too rich, so try opening the choke, cleaning or replacing the air filter, or adjusting the carburetor. Additionally, make sure the stop switch is in the ON position. Check the spark gap and clean or replace the spark plug if necessary.
  • A
    Adam GraySep 1, 2025
    What to do if my Echo CS-352 engine runs poorly?
    • W
      William KellerSep 1, 2025
      If your Echo Chainsaw engine runs poorly, several factors could be responsible. A dirty air filter or fuel filter could be the cause; try cleaning or replacing them. Additionally, a blocked fuel vent, a dirty spark plug, or carburetor issues could be the problem. Clean the fuel vent, clean and adjust or replace the spark plug, or adjust the carburetor. Overheating could also be a factor if the cooling system is blocked, so ensure that the cooling system is clean. Lastly, check the exhaust port or spark arrestor screen for blockages and clean if necessary.
  • T
    Tyler SalasSep 4, 2025
    Why is my Echo CS-352 Chainsaw muffler wet with fuel?
    • J
      Jared TuckerSep 4, 2025
      If the muffler of your Echo Chainsaw is wet with fuel, it indicates that the fuel mixture is too rich. You can try opening the choke, cleaning or replacing the air filter, or adjusting the carburetor. If these steps don't resolve the issue, consult your Echo dealer.
  • S
    shaffertonyaSep 6, 2025
    What to do if Echo Chainsaw engine runs, but dies?
    • G
      guzmangeraldSep 6, 2025
      If your Echo Chainsaw engine runs but dies, or does not accelerate properly, it might be due to normal wear, in which case you should clean or replace the worn parts. Another cause may be contaminants or residue in the fuel. In this case, replace the fuel filter or the fuel. It could also be due to contaminated fuel, in which case you should clean or replace the fuel.
  • C
    Cory SchmidtSep 9, 2025
    What to do if Echo CS-352 Chainsaw engine runs, but dies or does not accelerate properly?
    • M
      Marc WalkerSep 9, 2025
      If your Echo Chainsaw engine runs but dies or does not accelerate properly, consider the following: * A dirty air filter: Clean or replace it. * A dirty fuel filter: Replace it. * A plugged fuel vent: Clean or replace it. * A dirty or worn plug: Clean and adjust or replace it. * Improper adjustment: Adjust it. * A dirty or plugged cooling system: Clean it. * A plugged spark arrestor screen: Replace it.

Summary

Safety Guidelines

Rules For Safe Operation

Essential guidelines and precautions for safe chainsaw operation and kickback prevention.

Chain Brake Operation and Testing

Instructions on how to use and test the chain brake for safety.

Other Safety Precautions

Comprehensive list of additional safety measures for operating the chainsaw.

Operation Procedures

Fuel Requirements and Recommendations

Specifies approved gasoline and two-stroke oil for optimal engine performance and warranty.

Handling Fuel Safely

Safety precautions for mixing, storing, and handling flammable fuel mixtures.

Starting a Cold Engine

Step-by-step instructions for safely starting the chainsaw from a cold state.

Starting a Warm Engine

Instructions for starting the chainsaw when it is already warm.

Running the Chainsaw

How to operate the chainsaw, including unlocking the brake and managing throttle.

Cutting Instructions

General Cutting Safety and Techniques

Basic safety rules, kickback avoidance, and proper handling for cutting wood.

Felling The Tree Safely

Detailed steps and safety precautions for felling trees correctly.

Maintenance Procedures

Maintenance Intervals Schedule

A table outlining routine maintenance tasks and their recommended frequency.

Troubleshooting Engine Problems

Engine Start and Run Issues

Troubleshooting chart for issues like engine not starting or dying during operation.

Engine Performance and Crank Issues

Troubleshooting for acceleration problems, engine dying, and failure to crank.

Storage Guidelines

Echo CS-352 Specifications

General IconGeneral
Engine Displacement34.0 cc
Engine Type2-stroke
Chain Pitch3/8 inch
Bar Length16 inches
Weight8.8 lbs
Power Output1.3 kW
Chain Gauge0.050 inch

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