Maintenance
Safety Devices Inspection
Maintenance
HDdoc012020
3-21
3
3. Blade cover safety switches and its circuits inspection.
Start the engine;
Turn the tensioner handle to engage the blade;
Open left blade housing cover;
Engine should be stopped;
Try to start the engine. The engine should remain stopped;
Close blade housing cover;
Engine should remain stopped.
Re-start the engine
Turn the tensioner handle to engage the blade;
Open right blade housing cover;
Engine should be stopped;
Try to start the engine. The engine should remain stopped;
Close blade housing cover;
Engine should remain stopped.
4. Blade brake and its circuit inspection
Start the engine;
Turn the tensioner handle right to engage the blade.
Stop the engine by switching the key to “0” position. Measure the braking time.
Re-start the engine. Turn the tensioner handle right to engage the blade.
Turn the tensioner handle left to stop the blade. Measure the braking time.
Braking time should always be shorter then 10 seconds. If the braking time is longer it is necce-
sary to adjust or replace brake pads.