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Inspect/Adjust fan/alternator belt x x
Replace fan/alternator belt (1) xx
Replace coolant (9)
Check/test emergency stop x x
Clean radiator x
Drain condensate and water from spillage-free frame xx
Check for leaks on engine-air-, oil-, or fuel system xx
Hoses and clamps - Inspect xx
Check electrical system cables for wear xx
Check/Test glow plugs xx
Check torque on critical bolt connections (4) xx
Check electrolyte (if applicable) battery terminals (5) x x x x
Analyse coolant xx
Grease locks and hinges xx
Check rubber flexibles (3) xx
Drain/Clean fuel tank water and sediments x
Inspect/clean fuel tank breather filter xx
Replace fuel tank breather filter xx
Adjust engine inlet and outlet valves (6) x
Check engine protective devices xx
Inspect starter motor xx
Inspect charging alternator (7) xx
Maintenance schedule
Daily Every 250 hours Every 500 hours Every 750 hours Yearly
Service pack
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00_00_HiLight H4_EN.book Page 40 Monday, April 18, 2016 2:10 PM