User manual HUSQVARNA 997103910

[. . . ] Operate only at the lowest possible speed when on a slope. Too heavy of a load, while on a slope, is dangerous. Tires can lose traction with the ground and cause you to lose control of your tractor. • • • • • • • • • • WARNING Engine exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. • • Do not operate machine without the entire grass catcher, discharge guard, or other safety devices in place and working. Never leave a running machine unattended. [. . . ] Your transmission is now purged and now ready for normal operation. • • • 13 MAINTENANCE MAINTENANCE SCHEDULE Check Brake Operation BEFORE EACH USE EVERY 8 HOURS EVERY 25 HOURS EVERY 50 HOURS EVERY 100 HOURS EVERY SEASON BEFORE STORAGE T Check Operator Presence & ROS Systems R A Check for Loose Fasteners C Check/Replace Mower Blades T Lubrication Chart 0 Check Battery Level R Clean Battery and Terminals Check Transaxle Cooling Check Mower Levelness Check V-Belts Check Engine Oil Level Change Engine Oil (with oil filter) Check Tire Pressure 3 4 1, 2 1, 2 2 2 E Clean Air Filter N G Clean Air Screen I Inspect Muffler/Spark Arrester N Replace Oil Filter (If equipped) E Clean Engine Cooling Fins Replace Spark Plug Change Engine Oil (without oil filter) 1, 2 2 maint_sch-tractore. ROS. e Replace Air Filter Paper Cartridge 2 Replace Fuel Filter 1 - Change more often when operating under a heavy load or in high ambient temperatures. 2 - Service more often when operating in dirty or dusty conditions. 3 - Replace blades more often when mowing in sandy soil. 4 - Not required if equipped with maintenance-free battery. GENERAL RECOMMENDATIONS The warranty on this tractor does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, operator must maintain tractor as instructed in this manual. Some adjustments will need to be made periodically to properly maintain your tractor. At least once a season, check to see if you should make any of the adjustments described in the Service and Adjustments section of this manual. • At least once a year you should replace the spark plug, clean or replace air filter, and check blades and belts for wear. A new spark plug and clean air filter assure proper air-fuel mixture and help your engine run better and last longer. LUBRICATION CHART ➀ SPINDLE ZERK ➀ FRONT WHEEL BEARING ZERK ➀ SPINDLE ZERK ➀ FRONT WHEEL BEARING ZERK ➁ ENGINE 01964 BEFORE EACH USE • • • • • Check engine oil level. Check operator presence and ROS systems for proper operation. Check for loose fasteners. ➀ General Purpose Grease ➁ Refer to Maintenance “ENGINE” Section IMPORTANT: DO NOT OIL OR GREASE THE PIVOT POINTS WHICH HAVE SPECIAL NYLON BEARINGS. 13 BATTERY Your tractor has a battery charging system which is sufficient for normal use. However, periodic charging of the battery with an automotive charger will extend its life. • Keep battery and terminals clean. • Recharge at 6-10 amperes for 1 hour. NOTE: The original equipment battery on your tractor is maintenance free. Do not attempt to open or remove caps or covers. Adding or checking level of electrolyte is not necessary. TO CLEAN BATTERY AND TERMINALS Corrosion and dirt on the battery and terminals can cause the battery to “leak” power. • Disconnect BLACK battery cable first then RED battery cable and remove battery from tractor. • Rinse the battery with plain water and dry. • Clean terminals and battery cable ends with wire brush until bright. 02828 CHECK REVERSE OPERATION (ROS) SYSTEM • When the engine is running with the ignition switch in the engine "ON" position and the attachment clutch engaged, any attempt by the operator to shift into reverse should shut off the engine. [. . . ] 532 40 66-21 532 18 01-66 532 14 06-75 873 80 06-00 532 12 41-81 532 17 18-77 532 19 69-77 532 17 18-52 DESCRIPTION Seat Bracket Pivot Fender Strap, Asm Fender Nut, Lock W/Ins. 3/8-16 unc Spring, Seat Cprsn Bolt 5/16-18 uncx 3/4 w/Sems Pan, Seat Bolt, Shoulder 5/16-18 KEY NO. 873 80 05-00 532 19 76-61 532 19 82-00 874 76 06-12 819 13 38-12 DESCRIPTION Nut, Lock 5/16-18 unc Handle Slide Seat Spring Latch Seat Bolt Fin Hex 3/8-16 unc x 3/4 Washer 13/32 x 2-3/8 x 12 Ga. NOTE: All component dimensions given in U. S. inches 1 inch = 25. 4 mm 36 TRACTOR - - MODEL NUMBER YTH20F42T (997103910), PRODUCT NO. [. . . ]