Originally Posted by funola

If the unit is working fine, leave it alone. If it is not, then try replacing the electrolytics and see if it helps. The big one with rubbed off numbers is about the same size as the 47 uf, so replace it with a 47 uf. The small one with rubbed off numbers, replace it with a 10 uf. The exact capacitance values for those 3 electrolytics are not critical IMO, as I said earlier, they are not for timing, i.e. control the duration of glow on/ off times.