Timer Westinghouse Oven 3-Button

Timer, 3 button, fitted to the following Westinghouse ovens & ranges: 
PEK1370W-L, PEK1370W-R, WDE147WA-L, WDE147WA-R, WFE912SB, WLE527WA, WLE535WA, WLE537WA, WLE547WA, WLE624WA, WLE626WA, WLE644WA, WLE646WA

Clock buttons left to right: - adj, Mode, + adj