CS 40EM - Saw HITACHI - Free user manual and instructions
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| Product type | Chain saw |
| Brand | Hitachi |
| Model | CS 40EM |
| Displacement | 40 cm³ |
| Power | 1.8 kW |
| Guide bar length | 40 cm |
| Weight (without guide bar and chain) | 4.5 kg |
| Fuel type | Gasoline (2-stroke mix) |
| Fuel tank capacity | 0.4 L |
| Chain oil tank capacity | 0.2 L |
| Ignition system | Electronic |
| Stop system | Instant stop |
| Safety | Chain brake, hand guard |
| Maintenance and cleaning | Clean air filter, lubricate guide bar, check chain tension |
| Spare parts | Available (guide bar, chain, filter, spark plug) |
| General information | User manual included |
Frequently Asked Questions - CS 40EM HITACHI
What is the recommended fuel mix?
Use a 2-stroke oil-gasoline mix at a 50:1 ratio with a quality oil.
How to start the saw?
Activate the chain brake, open the choke, pull the starter until priming, then close the choke and pull again.
How to adjust chain tension?
Loosen the guide bar nut, turn the tension screw to adjust, then retighten the nut. The chain should be pullable by hand without excessive slack.
How often should I clean the air filter?
Clean the air filter every 10 hours of use or more often in a dusty environment.
How to replace the spark plug?
Disconnect the cap, remove the spark plug with a wrench, check the gap (0.5 mm), install the new one and hand-tighten.
What oil to use for the chain?
Use a special adhesive chain oil, preferably biodegradable.
How to activate the chain brake?
Push the hand guard forward. The brake engages automatically in case of kickback.
What to do if the saw does not start?
Check the fuel, spark plug, and air filter. Ensure the stop switch is in the run position.
How to sharpen the chain?
Use a round file matching the chain pitch. File each tooth at a 30° angle relative to the guide bar.
Where to find spare parts?
Spare parts are available at authorized Hitachi dealers or online.
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USER MANUAL CS 40EM HITACHI
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Product information
Brand : HITACHI
Model : CS 40EM
Category : Saw