Operator's Manual
Table Of Contents
- Table of Contents
- IIntroduction 3
- Servicing Information 3
- Parts/Serial Number 3
- Service 4
- ECHO Consumer Product Support 4
- Product Registration 4
- Additional Literature 4
- Safety 5
- Manual Safety Symbols and Important Information 5
- International Symbols 6
- Personal Condition and Safety Equipment 8
- Equipment 12
- Emission Control
- (Exhaust & Evaporative) 14
- CARB And EPA Emissions Control Information 14
- Description 15
- Contents 16
- Assembly 17
- Support Handle Installation 17
- Operation 17
- Operation With Blades 18
- Blade Selection 19
- Fuel 21
- Starting Cold Engine 24
- Starting Warm Engine 25
- Stopping Engine 27
- Applications 27
- Operating Techniques 28
- Reaction Forces 28
- Blade Cutting Problems 29
- Maintenance 30
- Skill Levels 30
- Maintenance Intervals 31
- Air Filter 32
- Fuel Filter 33
- Spark Plug 34
- Cooling System 34
- Exhaust System 36
- Carburetor Adjustment 38
- Lubrication 39
- Nylon Line Replacement 40
- Sharpening Metal Blades 41
- Troubleshooting 43
- Storage 45
- Long Term Storage (Over 30 Days) 45
- Specifications 46
- Product Registration 48
- Introduction
- Servicing Information
- Parts/Serial Number
- Service
- ECHO Consumer Product Support
- Product Registration
- Additional Literature
- Safety
- Manual Safety Symbols and Important Information
- International Symbols
- Personal Condition and Safety Equipment
- Equipment
- Emission Control
- (Exhaust & Evaporative)
- CARB And EPA Emissions Control Information
- Description
- Contents
- Assembly
- Support Handle Installation
- Operation
- Operation With Blades
- Blade Selection
- Fuel
- Starting Cold Engine
- Starting Warm Engine
- Stopping Engine
- Applications
- Operating Techniques
- Reaction Forces
- Blade Cutting Problems
- Maintenance
- Skill Levels
- Maintenance Intervals
- Air Filter
- Fuel Filter
- Spark Plug
- Cooling System
- Exhaust System
- Carburetor Adjustment
- Lubrication
- Nylon Line Replacement
- Sharpening Metal Blades
- Troubleshooting
- Storage
- Long Term Storage (Over 30 Days)
- Specifications
- Product Registration
- Notes
SRM-225 MAINTENANCE
X7732273804 33
© 11/19 ECHO Incorporated
Air Filter
Level 1.
1. Close choke (COLD START [ ] position). This prevents dirt from
entering the carburetor throat when the air filter is removed. Brush
accumulated dirt from air cleaner area.
2. Remove air filter cover. Brush
dirt from inside cover.
3. Replace filter if it is damaged,
fuel soaked, very dirty, or the
rubber sealing edges are
deformed.
• Lightly brush debris from
filter.
• Soak heavily soiled filters in
water/detergent solution to
loosen dirt, then brush
lightly.
• Rinse with clean water and
allow to dry completely before reuse.
4. Install air filter in air filter case.
5. Install air filter cover.
Parts Required: Tune-Up Kit










