Stihl MS 462 Rescue Instruction Manual - Page 51

Checking the Chain Saw, 17.1 Checking the Operation of the Chain Brake, 17.2 Testing the Controls

Page 51 highlights

17 Checking the Chain Saw To shut off the engine: 3 1 2 English ► If the chain brake fails to prevent the chain from rotating, have the saw inspected and repaired by an authorized STIHL servicing dealer. 17.2 Testing the Controls Before starting work, confirm that the throttle trigger lockout (1) and throttle trigger (2) are undamaged and functioning properly. 0000-GXX-6503-A0 0000-GXX-1637-A0 ► Release the throttle trigger (2) and throttle trigger lockout (1). ► Move the Master Control Lever (3) to stop position . 17 Checking the Chain Saw 1 2 17.1 Checking the Operation of the Chain Brake WARNING Operating the saw with a missing, damaged, modified or improperly maintained chain brake increases the risk of severe or fatal injury from kickback. Never attempt to modify or disable the chain brake. Never operate a saw if the chain brake has been modified or does not function properly. If you detect a change in the operating characteristics of the chain brake, have your saw serviced immediately by an authorized STIHL servicing dealer. Before starting work, check the operation of the chain brake: ► Run the engine at idle speed. ► Engage the chain brake, @ 13.1. ► Accelerate up to full throttle for no more than 3 seconds. A properly functioning chain brake prevents the chain from rotating. Throttle Trigger Lockout (1) and Throttle Trigger (2) WARNING To reduce the risk of serious or fatal injuries, keep hands, feet and other parts of the body away from the chain. Do not touch the saw chain while the engine is running. Never touch a moving chain with your hand or any part of your body, @ 5.6.3. Keep bystanders out of the area while testing the controls. To test the controls: ► Shut off the engine, @ 16. ► Attempt to depress the throttle trigger. If the trigger can be depressed without first depressing the throttle trigger lockout, take the chain saw to an authorized STIHL servicing dealer to be repaired before use. Stopping the Engine ► Start the engine, @ 15. 0458-787-8621-A 49

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0458-787-8621-A
49
English
17 Checking the Chain Saw
To shut off the engine:
Release the throttle trigger (2) and throttle trigger
lockout (1).
Move the Master Control Lever (3) to stop position
.
17.1
Checking the Operation of the Chain Brake
WARNING
Operating the saw with a missing, damaged, modified or
improperly maintained chain brake increases the risk of
severe or fatal injury from kickback. Never attempt to modify
or disable the chain brake. Never operate a saw if the chain
brake has been modified or does not function properly. If you
detect a change in the operating characteristics of the chain
brake, have your saw serviced immediately by an authorized
STIHL servicing dealer.
Before starting work, check the operation of the chain brake:
Run the engine at idle speed.
Engage the chain brake,
@
13.1.
Accelerate up to full throttle for no more than 3 seconds.
A properly functioning chain brake prevents the chain from
rotating.
If the chain brake fails to prevent the chain from rotating,
have the saw inspected and repaired by an authorized
STIHL servicing dealer.
17.2
Testing the Controls
Before starting work, confirm that the throttle trigger
lockout (1) and throttle trigger (2) are undamaged and
functioning properly.
Throttle Trigger Lockout (1) and Throttle Trigger (2)
WARNING
To reduce the risk of serious or fatal injuries, keep hands,
feet and other parts of the body away from the chain. Do not
touch the saw chain while the engine is running. Never touch
a moving chain with your hand or any part of your body,
@
5.6.3. Keep bystanders out of the area while testing the
controls.
To test the controls:
Shut off the engine,
@
16.
Attempt to depress the throttle trigger.
If the trigger can be depressed without first depressing the
throttle trigger lockout, take the chain saw to an
authorized STIHL servicing dealer to be repaired before
use.
Stopping the Engine
Start the engine,
@
15.
17
Checking the Chain Saw
0000-GXX-6503-A0
3
1
2
0000-GXX-1637-A0
2
1