Maintenance - Section 4 OM4012.1 03/01 Page 4-6 Lubrication & Service 50 HOUR LUBRICATION AND MAINTENANCE CHECKS MOTORIZED WHEELS - Check for correct oil level. Refer to G.E. Motorized Wheel Service & Maintenance Manual for the lubrication specifications and service intervals. * These checks are required only after the initial hours of operation (such as: the commissioning of a new truck, or after a new or rebuilt component installation), check: *1. ENGINE - Sample engine oil and analyze for contaminants. If contaminant levels are beyond allowable limits, change engine oil and lube oil filter elements after the initial 50 hours of operation; then at each 500 hours of operation thereafter.
Lube Key “A”. Refer to engine maintenance manual when servic- ing the engine or any of its components. NOTE: When installing spin-on filter elements, thread onto base until the seal touches the base and then tighten only 1/2 to 3/4 additional turn by hand to seat element fully. Do not use a wrench or strap to tighten filter elements . *2. FUEL FILTERS - Change the Primary Fuel Filter, (Fuel Separator) and Secondary Fuel Filters. Refer to the shop manual, Section “C” for servicing instructions for the fuel filter elements. *3. HYDRAULIC SYSTEM FILTERS - Replace filter elements only, after the initial 50, 100, and 250 hours of operation; then at each 500 hours of operation thereafter. *4.
FAN and FAN/BELT DRIVE ASSEMBLY - Check torque for the six fan mounting capscrews: 175 ft.lbs. (237 N.m). # Check the belt tension: 250 - 295 kg (550 - 650 lbs) . # Check the torque for the eight fan drive coupling mounting capscrews: 75 ft.lbs. (100 N.m). Refer to Engine Manual for these (# ) procedures. Truck Serial Number ___________________________ Site Unit Number ______________________________ Date: Hour Meter ______________ _________________ Name of Service person ________________________ COMMENTS √’d INITIALS