User manual HUSQVARNA YTH 20 F 42 T

[. . . ] 03002 YTH20F42T Owner's Manual SAFETY RULES Safe Operation Practices for Ride-On Mowers DANDER: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. • WARNING: In order to prevent accidental starting when setting up, transporting, adjusting or making repairs, always disconnect spark plug wire and place wire where it cannot contact spark plug. WARNING: Do not coast down a hill in neutral, you may lose control of the tractor. WARNING: Tow only the attachments that are recommended by and comply with specifications of the manufacturer of your tractor. [. . . ] • When the engine is running and the attachment clutch is engaged, any attempt by the operator to leave the seat should shut off the engine. • The attachment clutch should never operate unless the operator is in the seat. ROS "ON" Position Engine "ON" Position (Normal Operating) BLADE REMOVAL (See Fig. 13) Raise mower to highest position to allow access to blades. NOTE: Protect your hands with gloves and/or wrap blade with heavy cloth. • Remove blade bolt by turning counterclockwise. • Install new blade with stamped "GRASS SIDE" facing the ground. IMPORTANT: To ensure proper assembly, center hole in blade must align with star on mandrel assembly. • Install and tighten blade bolt securely (45-55 Ft. IMPORTANT: Special blade bolt is heat treated. BLADE CENTER HOLE BLADE BOLT (SPECIAL) MANDREL ASSEMBLY • 02 54 4 STAR FIG. 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. 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. • When the engine is running with the ignition switch in the ROS "ON" position and the attachment clutch engaged, any attempt by the operator to shift into reverse should NOT shut off the engine. 15 MAINTENANCE • • • • Rinse the battery with plain water and dry. Clean terminals and battery cable ends with wire brush until bright. Coat terminals with grease or petroleum jelly. Reinstall battery (See “REPLACING BATTERY" in the SERVICE AND ADJUSTMENTS section of this manual). [. . . ] Exercise extreme caution when changing direction on slopes. Fold this page along dotted line indicated above. Hold page before you so that its left edge is vertically parallel to a tree trunk or other upright structure. Sight across the fold in the direction of hill slope you want to measure. [. . . ]