Brake Lever; Operation - Hyundai HYC5620 User Manual

4.1.5. Tighten the chain by using the chain tensioning screw in a clockwise direction.
4.1.6. Do this until the chain can be pulled away from the guide bar by until the tie straps just
touch the bottom side of the bar rail.
4.1.7. Then check the chain for smooth rotation and proper tension while moving it by a gloved
hand. Operate the brake to make sure it locks.
4.1.8. Tighten the nuts securely with the bar tip held up.
4.1.9. Run chain saw for 10 minutes and readjust with the chain until correct tension is achieved.
4.2. Chain Brake.
4.2.1. The chain brake is a device which stops the chain instantaneously if the chain saw recoils
due to kickback.
4.2.2. Normally, the brake is activated automatically by inertial force.
4.2.3. It can also be activated manually by pushing the brake lever (Front handle guard) down
toward the front.
4.2.4. When the brake operates, a white cone pops up from the base of the brake lever.
4.2.5. To release brake, pull up the front handle guard toward the front handle until a "click" is
heard.
4.3. Checking chain oil supply.
4.3.1. After starting the engine, run the chain at medium speed
and see if chain oil is scattered off as shown in the figure.
4.3.2. The chain oil flow can be changed by inserting a screwdriver
in the hole on bottom of the clutch side.
4.3.3. Adjust according to your work conditions.
4.3.4. (1) Chain oil flow adjusting shaft.
4.3.5. (2) Anti-clockwise – Increase.
4.3.6. (3) Clockwise – Decrease.
When the brake operates, release the throttle lever to slow down the engine
speed.
Continuous operation with the brake engaged will generate heat from the
clutch and will cause serious damage to the clutch and surrounding structure.
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