TM 10-7360-211-13&P Change 7     4-7 4-12. REPAIR OF DRAIN HOSES (SINGLE OR THREE SINK). INITIAL SET UP Tools General Mechanic's Tool Kit (Item I, Section III, Appendix B) Knife, Pocket (Item 5, Section III, Appendix B) Wrench, Adjustable (Item 12, Section III, Appendix B) Wrench, Pipe (Item 14, Section III, Appendix B) Materials/Parts Hose (Bulk Material) Sealing Compound Equipment Condition   Drain hoses removed (para 2-8a(3)(c)). REMOVAL AND REPLACEMENT OF HOSES 1. Loosen hose clamps (1). 2. Slide the defective hoses (2) off nipples (3). 3. Measure and cut bulk hose to size. 4. Slide hose end (2) over nipple (3). 5. Position hose clamps (1); tighten. REMOVAL AND REPLACEMENT OF COUPLING, STREET ELBOW, NIPPLE OR TEE 1. Unscrew coupling (4) from street elbow (5). 2. Remove hoses (2) per steps 1 and 2 above. 3. Unscrew nipple (3) from street elbow (5) or tee (6). 4. Inspect for defective threads. Replace defective parts. 5. Place Sealing Compound (Item 5, Appendix E) on threads to ensure leakproof seal. 6. Thread nipples (3) into tee (6) and street elbow (5). 7. Thread coupling (4) onto street elbow (5). 8. Install hoses and clamps.