MAN MBE900 Operator's Guide (EN) — страница 77 из 122

MAINTENANCE MAINTENANCE When performed on a regular basis, changing the engine oil and ﬁlters is the least costly way of obtaining safe and reliable vehicle operation. Added beneﬁts and savings occur when you check that the valves, fuel injectors, and oil and cooling circuits are in good working order during oil changes. Important: If the engine is stored for more than 18 months, the oil must be changed before the engine can be brought into service. Maintenance Schedule Types There are ﬁve types of maintenance schedule: The maintenance section of this manual explains when you should change your oil and what to look for when checking for wear or damage.

Schedule I (Severe Service) Schedule II (Short Haul) For additional information, please contact your regional ofﬁce. Schedule III (Long Haul) Operating Hours vs. Fuel Consumption (Oil Drain Interval Only) Scheduled Intervals All service intervals and maintenance operations are based on the parts and accessories expressly approved for your engine. UNIMOG Service Schedule To determine which schedule to use, ﬁnd the distance traveled by the vehicle in a year, regardless of vehicle type. The scope and frequency of maintenance work are determined by the engine's operating conditions: severe duty, short haul, long haul or operating hours vs. fuel consumption (oil drain interval only).

Severe Service Applies to vehicles that annually travel up to 100,000 kilometers (60,000 miles) or that operate under severe conditions. Examples of Severe Service usage include: operation on extremely poor roads or where there is heavy dust accumulation; constant exposure to extreme hot, cold, salt-air, or other extreme climates; frequent short-distance travel; construction-site Evidence of regular maintenance is essential if a warranty claim has to be submitted. If optional equipment is installed, be sure to comply with the maintenance requirements for these extra items. 68 All information subject to change without notice. (Rev.