Maintenance And Service
Figure 8-4 – Discharge Air Filter Removal
8.4 HOPPERS Depending on the cargo, it may be necessary to thoroughly clean the hoppers, discharge valves and discharge lines. 1. Verify hopper is completely empty. 2. Verify the blow down valve is open and that the tank and line pressure are at zero. 3. Open and remove clamps (A). See Figure 8-5. Slide seals (D) completely off the discharge valve and onto the discharge lines. See Figure 8-6. 4. Remove safety pin (B) from flange. 5. Insert a pipe into bracket (C) and pull on pipe to release discharge valve. 6. Clean hopper, valve and discharge lines with pressurized air. 7. Repeat procedure for other hoppers.
Figure 8-5 – Remove Discharge Valve
Figure 8-6 – Discharge Valve Seals
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