Table 1. Operator's Preventive Maintenance Checks and Services for Drum
Item To Be
This drum is only authorized to be filled with
DRINKING WATER. The drum is designed
and permanently labeled for use with
DRINKING WATER ONLY. Filling the drum
with any other liquid may cause sickness or
death of crewmembers.
Any liquid that is
Before Drum Assembly 1. Check whether drum has been used with any liquid other than
drinking water. Failure to check the drum could lead to sickness or not known to be
water is found in
Mold or mildew is
2. Check drum for mold or mildew.
Before Coupler Valve
Coupler valve not installed onto drum.
Check both coupler valves for:
Missing or damaged gaskets (1).
damaged gasket (1),
Cracked or damaged handwheel (2).
cracked or broken
Loose or missing handwheel nut (3).
valve body (6),
Damaged or missing pull rings (4).
missing or damaged
Loose packing nut (5).
cam arm assembly
Cracked or broken valve body (6).
(7) or if valve stem
Excessive wear or looseness of cam arm assemblies (7).
(8) binds or cannot
Binding or excessive looseness of valve stem (8), by turning
Clean coupler valves with detergent.