TM 55-1930-209-14&P-19 Table 6-2.  Preventive Maintenance Checks and Services for Shore Discharge System (Continued) B - Before D - Daily Q -  Quarterly D - During W - Weekly S -  Semiannually A - After M - Monthly A -  Annually INTERVAL ITEM PROCEDURES EQUIPMENT ITEM TO BE CHECK FOR AND HAVE IS NOT READY/ NO. INSPECTED REPAIRED OR ADJUSTED AVAILABLE IF B   D   A   D  W  M   Q   S   A AS NECESSARY 6 Hydraulic Power Unit NOTE Electric Motor Use Mobil Oil Co.  Mobilux #2, Shell Oil Co. Alvania #2, Exxon Beacon 325, Standard Oil Company of California, Chevron SR1 No.  2, or some military equivalent lithium-based grease unless a special grease is recom- mended on the motor nameplate. a.    Lubricate hydraulic power unit electric motor as follows: 1)   Replace one pipe plug on one end shield with grease fitting. 2)   Remove other pipe plug for grease relief. 3)   Using a low-pressure grease, pump in grease until new grease appears at grease relief hole. 4)   Remove grease fitting and replace pipe plug. 5)   Repeat steps a thru d on other end shield. 6)   After lubricating both end shields, allow motor to run for 10 minutes before replacing relief plug. b.    Lubricate hydraulic power unit motor/ pump coupling as follows: NOTE Electric motors have a tendency to run hot and stop due to overload.  Allow motor to start automatically after it cools off. 1)   Remove both grease plugs. 2)   Insert grease fitting in one of the grease plug holes. 3)   Fill until excess No.  2 bearing grease or military equivalent grease comes out of opposite hole. 4)   Replace both grease plugs. 6-5