2-16. OPERATING MANHOLE FILL COVER.
Stand clear of fill cover (4) when opening manhole. Pressure buildup inside tank may
cause fill cover to fly open. Failure to follow this warning may result in serious injury or
death to personnel
Use caution when opening manhole primary latch (3). If there is pressure buildup inside
tank, it must first be relieved, then manhole primary latch slowly opened. Failure to
follow this warning may result in serious injury or death to personnel.
a. Remove dust cap (1) from vapor
b. Pull vapor vent control lever in cabi-