Husqvarna MZ 52LE Owners Manual - Page 22

MAINTENANCE MAINTENANCE Check/adjust throttle cable Check the condition of belts, belt pulleys Change the engine oil 1) Replace the engine oil filter Clean/replace the spark plugs Replace the fuel filter Replace paper air filter 2) Check the caster wheels (every 200 hours) Replace the air cleaner's foam pre-filter 2) Change the hydraulic oil (every 500 hours) Replace the hydraulic oil filter (every 500 hours) Dismantle and inspect starter 3) (every 500 hours) Check/adjust the mower deck Check the engine valve clearance 3) Perform the 500-hour service 3) Daily Before After At least once each year ● ♦ ♦ Maintenance interval in hours 50 250 500 ■ ● ■ ■ ■ ● ■ ● 1) First change after 8-10 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours. 2) In dusty conditions, cleaning and replacement are required more often. 3) Performed by authorized service workshop. ● = Described in this manual ♦ = Not described in this manual ■ = Refer to the engine manufacturer's manual WARNING! Before performing any service or adjustment checklist • Engage the park brake. • Place the Blade-switch in the disengaged position. • Turn the ignition switch to OFF position and remove the key. • Make sure the blades and all moving parts have completely stopped. WARNING! Escaping hydraulic oil under pressure can have sufficient force to penetrate the skin, causing serious injury. If injured by escaping fluid, see a doctor at once. Serious infection or reaction can develop if proper medical treatment is not administered immediately. 22