Replacing the Drive Belt

If drive belt becomes worn, oil-soaked, excessively cracked, frayed, or otherwise damaged, replace the belt.

1.Remove the drive side cover by removing the six screws as shown in (Figure 31).

5 6

4 7

			1
	3
			2
	Figure 31
1.	Drive side cover	5.	Idler pulley
2.	Screw	6.	Engine pulley
3.	Drive pulley	7.	Drive belt

4. Idler arm

2.Press down on front of idler arm to release the belt tension (Figure 31).

3.Remove the drive belt from the drive pulley (Figure 31).

4.Install the new drive belt, routing it as shown in (Figure 32).

NOTE: Route the new drive belt first around the engine pulley, then the idler pulley, and finally around the drive pulley while pressing down on the front of the idler arm. (Figure 32).

5.Install the drive side cover with the screws removed in step 1.

1 2

Figure 32

1.Idler arm

2.Idler pulley

3.Engine pulley

4.Drive pulley

NOTE: Ensure that the drive belt is properly adjusted and operating; refer to Checking the Control Cable and Adjusting the Control Cable in the Maintenance section of this manual.

96182000500, MC621 specifications

The McCulloch 96182000500, a part of the MC621 line, is a powerful and versatile chainsaw engineered for both domestic and professional use. Known for its exceptional performance, the MC621 combines innovative technology with user-friendly features, making it an excellent choice for tree care, limb removal, and light-duty logging tasks.

One of the standout features of the MC621 is its robust 40cc engine. This reliable two-stroke engine provides ample power for effective cutting, allowing users to tackle even the toughest jobs with ease. The engine design is optimized for fuel efficiency, helping to reduce both consumption and emissions, which is a significant consideration for environmentally conscious users.

Ease of operation is another key characteristic of the McCulloch MC621. It features an automatic chain lubrication system that ensures the chain remains well-oiled during use for enhanced lifespan and performance. This system reduces downtime because users don't have to manually lubricate the chain frequently. Additionally, the quick-release air filter allows for straightforward maintenance, enabling users to easily access and clean the filter to maintain optimal engine performance.

For user comfort and stability, the design of the MC621 includes an ergonomic handle that provides a secure grip and reduces vibrations. This feature plays a crucial role in minimizing operator fatigue during extended use. Additionally, the chainsaw comes equipped with a user-friendly starting system that simplifies ignition, making it easy for anyone to get started quickly, even for those who may not be experienced with chainsaws.

Safety is of paramount importance in the design of the McCulloch MC621. It includes a robust chain brake that activates in case of kickback, providing an extra layer of protection for the user. The chainsaw also features a throttle lock, which prevents accidental throttle activation while starting the machine, further enhancing user safety.

In summary, the McCulloch 96182000500 MC621 is a well-rounded chainsaw that excels in performance, ease of use, and safety. With its powerful engine, automatic chain lubrication, ergonomic design, and enhanced safety features, it is suited for hobbyists and professionals alike, making it a valuable tool for any outdoor project. Whether you need to trim branches or tackle more demanding cutting tasks, the MC621 stands out as a reliable choice in the market.