badly iced up evapourater control showing -18 but cold room temp was 5 degrees.defrosted it to found evapourater probe suck in the middle of iced up area.
after defrost got coldroom temp to 0 but evapourater fans would not come on. control is a EWPC 974T.
re wired evapourater fan to alternative power. fans came on but not gettin temp. R22 LP 0.8 HP 13.5 ON COMPRESSER AMBIENT TEMP 20 DEGREES