User manual POULAN PRO PR600Y21RP

[. . . ] TROUBLESHOOTING - See appropriate section in manual unless directed to an authorized Service Center. PROBLEM Loss of power CAUSE 1. Rear of lawn mower housing or cutting blade dragging in heavy grass. Buildup of grass, leaves, and trash under mower. Buildup of grass, leaves and trash under mower. [. . . ] GEAR CASE WITH METAL HOUSING: · If lubricant is required, use only Texaco Starplex Premium 1 Grease, Part No. GEAR CASE WITH PLASTIC HOUSING: · If lubricant is required, use only ELF Multis EP00. Do not substitute. AIR FILTER Your engine will not run properly and may be damaged by using a dirty air filter. Clean the element after every 25 hours of operation or every season. Replace the air filter every 100 hours of operation or every season, whichever occurs first. Service air cleaner more often under dusty conditions. See the maintenance section of your engine manual. MUFFLER Inspect and replace corroded muffler as it could create a fire hazard and/or damage. SPARK PLUG Replace spark plug at the beginning of each mowing season or after every 100 hours of operation, whichever occurs first. Set spark plug gap according to engine manual specifications. SPARK PLUG BOOT On some models a spark plug boot is packed loose in the parts bag. If your model has the boot, install on spark plug wire and reconnect spark plug wire to spark plug. Spark plug IMPORTANT: The engine alternator will not charge a discharged battery. ALL UNITS: At the end of the mowing season the battery should be charged for 48 hours to protect the battery during winter storage. CAUTION: Always disconnect the engine connector (male) from the battery connector (female) to prevent accidental starting when transporting or storing your lawn mower after the season. HANDLE-MOUNTED KEY SWITCH Engine connector (male) Harness connector (female) Boot ENGINE Read the maintenance section of your engine manual. LUBRICATION Change the oil after the first two hours of operation and every 25 hours thereafter or at least once a year if the lawn mower is not used for 25 hours in one year. TO CHANGE ENGINE OIL (SEE ENGINE MANUAL) · Be sure lawn mower is on level surface. · Oil will drain more freely when warm. · Catch oil in a suitable container. · For engines without dipstick, remove bottom oil drain plug. · For engines with oil fill cap/dipstick, remove bottom drain plug or remove engine oil cap and turn mower on its side. · After oil has drained completely, replace oil drain plug and tighten securely. · Fill to top of slot inside of filler hole or to "FULL" line on dipstick on models so equipped. [. . . ] "AUTOWALK" ADJUSTMENT Over time, the drive control system may become "loose", resulting in decreased speed. There is a turnbuckle on the underside of the drive control housing to increase tension on the drive cable. Proceed as follows: · Turn unit off and disconnect spark plug wire from spark plug. · Turn nut on underside of drive control to increase drive speed. [. . . ]