MAINTENANCE

Fuel shut off valve is located at the right rear of the seat. The valve has three positions a right tank, left tank and center is the off position. FIG

-13. NOTE: EFI models the left position is the off position.

Pump release valves located at the right front corner of the pumps. Used to release the system so the machine may be moved by hand when not running. Tilt seat forward to gain access to the pumps. Use a 5/8” wrench to open valve. NOTE: Only rotate valve 1/4 turn to release system.

Fuel Valve

FIG - 13

Maintenance

WARNING: No settings, adjustments or

maintenance is to be made unless: Engine is stopped, key has been removed, park brake is on and battery cable removed from battery.

Annual inspection and maintenance from an authorized Husqvarna dealer is recommended to keep your machine in the best condition mechanically and ensures safe operation.

Engine oil

Should be checked daily before starting the machine. See the engine manufacturers manual for specifications on type of oil, filling instructions and service intervals. FIG - 14

Mower blades

Inspect blades and sharpen or replace as needed. Check blades daily or as needed. Bent, cracked or blades with large notches in them should be replaced. Sharpen to an angle of 22 to 28 degrees. Always check the balance of the blades after sharpening to prevent excessive vibration.

Safety interlock system

Check daily and never operate the machine if the system is not functioning properly. The starter should crank only when the operator is in the seat, the parking brake is applied, blade switch off and the motion control levers in the neutral slots. If the machine starts with any of these controls in an operating position, turn the machine off an repair the system immediately.

“F” Full

Operating Mark

Range

FIG - 14

13

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Husqvarna 968999180 / ZTH5221KAA, 968999182 / ZTH5223KOA Maintenance, Engine oil, Mower blades, Safety interlock system