LO-5-5420-202-13 Lubrication Order for M48A5 M60A1 BRIDGE LAUNCHER AVLB Download
Page 10 of 28
LO 5-5420-202-13 Card 10 of 22 NOTES: WARNING FRH fluid may cause irritation to the eyes and skin. Avoid contact with eyes, skin, and clothing. Wear protective goggles, gloves, and clothing. If FRH fluid comes in contact with eyes or skin, flush the area with water. Failure to comply may result in injury or illness to personnel. 6. RESERVOIR DRAIN AND FILL. a) Routine samples of FRH fluid must be submitted to an assigned AOAP laboratory every 25 hours of operation or 30 days, whichever occurs first, in accordance with DA PAM 738-750. FRH fluid will be analyzed for condition and will be changed only when directed by the AOAP laboratory. After refilling reservoir, operate hydraulic system for 5 minutes. Bleed, if necessary. b) In the event AOAP laboratory support is not available, drain FRH fluid annually or every 3,000 miles, whichever occurs first. 7. AOAP. Oil samples from both engine and transmission must be submitted to an assigned AOAP laboratory every 25 hours of operation or 60 days, whichever occurs first, in accordance with DA PAM 738-750. Oil will be analyzed for condition and will be changed only when directed by the AOAP laboratory. In the event AOAP laboratory support is not available, drain oil every 1500 miles or semiannually, whichever occurs first. Semiannual oil changes are to be coordinated with seasonal changes. When using OEA oil, drain every 750 miles or quarterly, whichever occurs first. 8. Drain oil only after operation while oil is warm. To drain engine, remove engine drain plug access cover from bottom of hull and remove drain plug and gasket. Remove vent bolt and sealing washer (on oil filter cover) and loosen filter housing drain valve 3/4-inch hex nut (below filter cover) six turns. After draining, clean and install drain plug, new gasket and access cover. Remove cover and filter elements from filter housing, clean housing, install new filter elements, and reinstall housing cover with new gasket. Torque 3/4-inch hex nut to 150 lb-in (17 N•m) (do not overtighten). Install vent bolt and new sealing washer. Refill crankcase with 17 gallons (64.4 L) of seasonal grade oil, start engine, and follow checking procedures in Note 2.