Use the flower watering can located in the custodial closet. The new red watering can holds more water than the green one.
Use a plastic bucket for the floor drains becuse they take more water.
The floor drains have a flapper valve to slow the evaporation of the water in the trap.

Use the plastic watering can stored on the shelf next to the door in the custodial closet.

Fill Air Handler drain through the white funnel adapter on the white pipe just above the P trap. If the water level is about an inch from the small white pipe, it is full. If it is all the way down, low in the trap, it will be leaking air and hence smell.

Fill with 1/2 can of water through the slotted adapter above the P traps by opening both closet doors in both closets. The west closet must have the inactive door opened by releasing the inside slide bolt at the top of the door. Be sure to relock the slide bolt on the west closet inactive door.

Four restrooms on 1st and 2nd floors each have one floor drain to fill with 1/2 gal of water. The basement restroom shower drain needs to be filled as well.

Four restrooms on basement and 2nd floors each have one floor drain to fill with 1/2 gal of water.

Two floor drains in basement to fill with 1/2 gal of water.

One floor drain to fill with 1/2 gal of water.

Located at the coffee maker spill discharge pipe. Use a water pitcher.

A bucket can be found in the basement custodial closet. You can use this for these areas and carry it to the Care Center (fill bucket in the Kitchen) for use in the basement and then return it to the Sanctuary Custodial Closet.

Rehearsal Room Closet is in the center of floor, perhaps behind stored tables.

One near south center support column.
One near doorway to Electrical Panel room
One at the sump pump discharge pipe.

Two floor drains in mechanical room.

One at bottom of stairway.
One near rear exterior door.