TM 55-1930-209-14&P-19 Table 3-3.  Preventive Maintenance Checks and Services for ROWPU 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 (e) Empty and dean glass collecting bowl on bottom d engine crankcase filter system s fold- lows: Pull down on metal tab of cage surrounding bowl. Unsnap wire cage on each side of bottom of bowl. Remove bowl and wipe with dean cloth.  Do not use abra- sives. Replace fuel filter in reverse order. 81 Pump V Belts WARNING To prevent electric shock, ensure battery Is disconnected before performing this procedure. NOTE Refer to TM 55-1930-209-14&P-2, para 6.2.10 for complete Instructions and Illustrations on belt tensioning. a.  Check tension on pump V-belts.  If they appear to be slack adjust tension. 1)  Adjust HP pump Vet as follows: Remove 32 mounting bolts and Iockwashers.  Remove front V-belt housing (two pieces). Place a straight edge on V-belt in a straight line with bearing bases. Place tension meter pointer on the line on the center of the front belt NOTE Do not contact O-ring on tester stern. 3-32 Change 1