The ornamental design for a combined boilerlowwatercutoff and pump controller bottle, as shown and described.
FIG. 1 is a perspective view of a combined boiler low water cutoff and pump controller bottle showing my new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a left side elevation view thereof
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The broken lines shown in the Figures illustrate portions of the combined boiler low water cutoff and pump controller bottle that form no part of the claimed design.