Husqvarna HUV4421GX Owners Manual - Page 37

Periodic Service Schedule PERIODIC SERVICE SCHEDULE REGULAR INTERVAL SERVICE Engine Annual service by trained technician only (or every 100 hours of operation, whichever comes first) Radiator Engine air intake system General vehicle Fuel filters appropriate maintenance and service manual. Check for leaks around gaskets, fill plugs, etc. Kawasaki gasoline engines: Adjust valve clearance. See Kawasaki FH680D Service Manual. Gasoline vehicles: Inspect, clean, and gap spark plug; replace if necessary. See authorized dealer or trained technician for service. Diesel vehicles: Check the v-belt for proper tension or damage. Adjust or replace if necessary. Diesel vehicles: Change engine coolant. See Radiator and Cooling System Section in the maintenance and service manual. Diesel vehicles: Check clamps for tightness; check hoses for cracks. Replace if necessary. Replace air filter element. See Air Intake System on page 47. Check clamps for tightness; check hose for cracks. Check for loose hardware and tighten if necessary. Replace. Dispose of used filters properly. WARNING • If any problems are found during scheduled inspection or service, do not operate vehicle until repairs are made. Failure to make necessary repairs could result in fire, property damage, severe personal injury, or death. HUV 4421 Owner's Manual Page 35