Husqvarna W436 Operation Manual - Page 19

MAINTENANCE SCHEDULE MAINTENANCE Perform the Safety Interlock System Check. 1) Before Use ● Maintenance interval in hours 25 50 100 Check the engine's oil level. Do not operate with low oil level. ■ Check/clean the engine's air cleaner. ■ Check/clean the engine's cooling air intake. ■ Check for fuel and oil leakages. ♦ Check all nuts, bolts, and other fasteners. Replace if needed. ♦ Check tires for proper inflation (10-14 PSI, 70-95 kPa), excessive ♦ wear or damage Perform Engine Manual Maintenance Schedule ■ Check belts and tension for wear, damage or slippage. ♦ Check, sharpen or replace mower blades ● Clean the foam air cleaner filter ■ Oil all pivot points, pin connections. Grease lube fittings ● Change engine oil 2) ■ Check spark plug ■ Check muffler for wear or damage. Replace if needed. ■ Clean the paper air cleaner filter ■ 1) A Safety Interlock System failure or improper operation of unit can result in death or serious injury. Test each time the unit is operated. If it does not function as described, do not operate until repairs are made. 2) First change after 8 hours and every 100 hours thereafter. ● = Described in this manual ♦ = Not described in this manual ■ = Refer to the Engine Manual - 19 -