Testing The Chain Brake; Checking The Controls; Checking Chain Lubrication; Testing The Battery - Stihl MSA 161 T Instruction Manual

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► Use a STIHL filing gauge to check that a filing angle of 30°
has been maintained on all cutters. The STIHL filing
gauge must match the chain pitch.
► If a filing angle of 30° has not been maintained:
Resharpen the saw chain.
► If you have any queries: Contact your STIHL servicing
dealer for assistance.

10.4 Testing the Chain Brake

► Switch on the saw.
► Engage the chain brake.
The chain brake is operating properly If the chain stops
immediately.
► If the chain does not stop immediately: Do not use your
chainsaw and contact your STIHL servicing dealer for
assistance.
The chain brake is defective.

10.5 Checking the Controls

Lockout button, Ergo lever and trigger
► Engage the chain brake and remove the battery.
► Attempt to pull the trigger lever without depressing the
lockout button.
► If the trigger can be pulled: Contact a STIHL servicing
dealer for assistance.
The lockout button is faulty.
► Depress the lockout button and hold it in that position.
► Depress the Ergo lever and hold it in that position.
► Pull the trigger and then let it go.
► If either the lockout button, Ergo lever or the trigger is stiff
or does not spring back to the idle position: Do not use the
chainsaw and contact your STIHL servicing dealer for
assistance.
The lockout button, Ergo lever or trigger is defective.
Switching On
► Fit the battery.
► Disengage the chain brake.
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10 Testing the Chain Saw and Battery
► Depress the lockout button and hold it in that position.
► Depress the Ergo lever and hold it in that position.
► Pull the trigger and hold it there.
The chain rotates.
► Release the trigger.
The chain stops rotating.
► If the chain continues to rotate: Engage the chain brake,
remove the battery and contact your STIHL servicing
dealer for assistance.
The saw has a malfunction.

10.6 Checking Chain Lubrication

► Fit the battery.
► Disengage the chain brake.
► Hold the guide bar over a light surface.
► Switch on the saw.
Chain oil is thrown off the chain and is visible on the light
surface. Chain lubrication is operating properly.
If no chain oil can be seen:
► Fill up with chain oil.
► Check chain lubrication again.
► If chain oil is still not visible on the light surface: Do not
use your chain saw and contact your STIHL servicing
dealer. Chain lubrication is defective.

10.7 Testing the Battery

► Press button on battery.
The LEDs glow or flash.
► If the LEDs do not glow or flash: Do not use the battery
and contact your STIHL servicing dealer.
There is a malfunction in the battery.
0458-791-9821-C