TM 9-2320-361-20 14-27. PRIMARY HEATER FUEL FILTER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS EQUIPMENT CONDITION M109A3 and M185A3 Parking brake set (TM 9-2320-361-10). MATERIALS/PARTS Antiseize tape (Appendix C, Item 27) REFERENCES (TM) TM 9-2320-361-10 TM 9-2320-361-20P GENERAL SAFETY INSTRUCTIONS Keep fire extinguisher nearby when working with open fuel lines. a. Removal WARNING Do not perform this procedure while smoking or within 50 feet of sparks or open flame. Fuel is flammable and can explode easily causing injury or death to personnel and damage to equipment. 1. Remove fuel line (8) from elbow (7) and fuel tube (2) from elbow (3). 2. Remove elbows (3) and (7) from filter (6). 3. Remove two screws (5), washers (4), and filter (6) from van body (1). b. Installation NOTE Wrap male pipe threads with antiseize tape prior to installation. 1. Install filter (6) on van body (1) with two washers (4) and screws (5). 2. Install elbows (3) and (7) on filter (6). 3. Install fuel tube (2) on elbow (3) and fuel line (8) on elbow (7). 14-39