User manual MCCULLOCH 55-170 R SPARE PARTS LIST

[. . . ] Dear Customer, Thank you for purchasing a McCulloch product. With proper operation and maintenance, it will provide you with years of service. In order to make the best use of your investment, be CERTAIN to familiarize yourself with the contents of the ENTIRE user manual before attempting to operate and maintain your unit. Be sure to carefully follow the step-by-step instructions in this manual to start, operate and maintain your new product. [. . . ] Your unit is designed with a 3 position choke: CHOKE " ", START " ", and RUN " ". Pull starter rope until resistance is felt (about 4") (Fig. A smooth rapid pull is required for a strong spark. Pull starter rope again 4 times while trigger is in the full throttle position. Once engine starts, leave in the START " " position for 10 seconds. If engine fails to start, repeat steps 1 through 9. NOTE: If engine fails to start after repeated attempts, refer to trouble shooting section. NOTE: Always pull starter rope straight out. pulling starter at an angle will cause rope to rub against the eyelet. This friction will cause the rope to fray and wear more quickly. Always hold starter handle when rope retracts. DO NOT operate unit with other people or animals in the immediate vicinity. Allow a minimum of 50 feet (15 meters) between operator and other people and animals when trimming or mowing. Allow a distance of 100 feet (30 meters) between operator and other people and animals when SCALPING with stringhead cutter. iF OPERATING UNIT ON A SLOPE , stand below the cutting attachment. DO NOT OPERATE on a slope or hilly incline if there is the slightest chance of slipping or losing your footing. When properly equipped with a debris shield and stringhead, your unit will trim weeds and tall grass in those hardto-reach areas - along fences, walls, foundations and around trees. It can also be used for scalping to remove vegetation down to the ground for easier preparation of a garden or to clean out a particular area. NOTE: Trimming around foundations, brick or stone walls, curves, etc. Do not tilt the stringhead during the procedure. Test area to be trimmed for proper cutting height. Keep stringhead at same level for even depth of cut (Figure 6-3A). [. . . ] If necessary, replace with Champion RZ7C or equivalent. Unit won't start or starts but will not run. Failure to follow these steps may cause varnish to form in the carburetor and difficult starting or permanent damage following storage. Clean exterior of engine, drive shaft assembly, debris shield and stringhead. [. . . ]