TM 9-2320-361-20 7-2. PROPELLER SHAFT MAINTENANCE (Contd) b. Disassembly 1. Loosen cap (15) and slide back on shaft (16). 2. Pull shaft (16) out of washer (14), seal (13), and tube of shaft (12). 3. Remove washer (14) and seal (13) from shaft (12). Discard seal (13). NOTE Perform step 4 if lubrication fitting is damaged. 4. Remove lubrication fitting (18). 5. Remove breather (11) from U-joint end of shaft (12). c. Cleaning and Inspection 1. Inspect U-joint for roughness, binding, looseness, and free play. Replace U-joint if there is any roughness, binding, looseness, or free play (para. 7-4). WARNING Drycleaning solvent is flammable and will not be used near open flame. Use only in well-ventilated places. Failure to do so may result in injury to personnel. 2. Clean splined end of shaft (16) with rag saturated with drycleaning solvent. Dry with clean rag. 3. Clean bore (17) of shaft (12) with drycleaning solvent. Clean outside of shaft (12) with rag saturated with drycleaning solvent. 4. Clean breather (11) and lubrication fitting (18) with drycleaning solvent. 5. Inspect shafts (12) and (16) for: a. Breaks, cracks, or bends. Replace if damaged. b. Crossed or stripped threads, Replace if threads are crossed or stripped. 6. Inspect flanges (3) and (6) for cracks and breaks. Replace flanges (3) and (6) if cracked or broken. 7-3