Husqvarna MZ5424S Operator's Manual page 59

SERVICE JOURNAL
Action Date, mtr reading,
stamp, sign
25-Hour Service
Check the fuel pump's air filter.
Sharpen/Replace mower blades if required.
Check the tire pressures.
Check battery and cables.
Lubricate according to lubrication chart.
Check/clean the engine's cooling air intake.
Clean the air cleaner's pre-filter (foam).
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