TM 10-4630-207-13&P
0018 00
3. Loosen but do not remove six swing bolts assemblies (figure 1, item 3) on the manway (figure 1,
item 4).
4. Work manway (figure 1, item 4) free of the rim (figure 1, item 5).
5. When manway is free of the rim, swing it open (figure 1, item 4) and secure with the chain.
6. Remove the sludge rake (figure 1, item 6) from the equipment tray and scrape any remaining tank
contents out of the tank.
4
3
5
1
2
4
6
Figure 1. Opening Manway to Clean Tank.
7. Remove primary shutoff mechanism as described in WP 0019 00 under SERVICE.
0018 00-2
