1. DISASSEMBLE VIBRATION RELIEF VALVE

2. CLEAN VIBRATION RELIEF VALVE AND COMPONENT PARTS

TM-5-3895-373-20 Bituminous Distributor Body M918 Model D-63 Manual
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TM 5-3895-373-20 13.4. REPLACE/REPAIR VIBRATION RELIEF VALVE - Continued. B. REPAIR. 1. DISASSEMBLE VIBRATION RELIEF VALVE. a. Place vibration relief valve (7) in bench vise and remove elbow (3), and straight adapters (4 and 5) from vibration relief valve. b. Remove cap nut (9) and flat washer (10). Discard flat washer. c. Hold adjusting screw (11) in position and loosen hex nut (12). Remove hex nut and flat washer (13), making sure that the adjusting screw does not turn. Discard flat washer. d. Measure the exposed threads on adjusting screw (11). This is measurement (A). This measurement will be needed during assembly. e. Remove adjusting screw (11). Take care when removing the adjusting screw, relief spring (14) is putting pressure against the adjusting screw. f. Remove relief spring (14) and check ball (15). Thread locking compound solvent can cause eye damage. Wear safety goggles/glasses when using. Avoid contact with eyes. If solvent contacts eyes, flush eyes with water and get immediate medical attention. NOTE Valve seat may require heat to remove. Heat valve seat with blowtorch, if necessary. g. Use a culture swab soaked with thread locking compound solvent to loosen valve seat (16) from valve body (17). Heat valve seat with blowtorch if necessary. Remove and discard valve seat. GO TO NEXT PAGE 13-20

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