TM 9-2320-209-20-3-3 b. Replacement. FRAME 1 1. Put strainer (1) into strainer housing (2). 2. Put lockwashers (3) on four screws (4). 3. Put gasket (5) on flange (6), alining holes. Hold gasket in place and put strainer cover (7) against gasket, dining holes. 4. Using wrench, screw in and tighten four screws (4) with lockwashers (3). END OF TASK 18-151