rid ors ▁are ▁covered ▁in ▁v ault ed - ceil ings ▁built ▁on ▁corn ices , ▁ill umin ated ▁by ▁rect angular ▁windows ▁and ▁rect angular ▁door ways ▁to ▁the ▁various ▁dependencies ▁of ▁the ▁college . ▁ ▁Culture ▁The ▁chap el ▁is ▁the ▁centre ▁of ▁annual ▁pil gr images ▁on ▁ 1 0 ▁June ▁ 1 5 ▁August , ▁and ▁ 8 ▁September , ▁while ▁Nov enas ▁regularly ▁fall ▁from ▁ 1 ▁to ▁ 9 ▁June ▁and ▁ 6 ▁to ▁ 1 4 ▁August . ▁ ▁References ▁Notes ▁ ▁S ources ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁▁▁ ▁N ossa ▁Sen hora ▁L apa ▁S ern an cel he ▁Category : C atholic ▁pil gr image ▁sites <0x0A> </s> ▁A ▁solar ▁controller ▁is ▁an ▁electronic ▁device ▁that ▁controls ▁the ▁circul ating ▁p ump ▁in ▁a ▁solar ▁hot ▁water ▁system ▁to ▁har vest ▁as ▁much ▁heat ▁as ▁possible ▁from ▁the ▁solar ▁pan els ▁and ▁protect ▁the ▁system ▁from ▁over he ating . ▁ ▁The ▁basic ▁job ▁of ▁the ▁controller ▁is ▁to ▁turn ▁the ▁circul ating ▁p ump ▁on ▁when ▁there ▁is ▁heat ▁available ▁in ▁the ▁pan els , ▁moving ▁the ▁working ▁fluid ▁through ▁the ▁pan els ▁to ▁the ▁heat ▁ex ch anger ▁at ▁the ▁thermal ▁store . ▁He at ▁is ▁available ▁whenever ▁the ▁temperature ▁of ▁the ▁solar ▁panel ▁is ▁greater ▁than ▁the ▁temperature ▁of ▁the ▁water ▁in ▁the ▁heat ▁ex ch anger . ▁Over he at ▁protection ▁is ▁achieved ▁by ▁turning ▁the ▁p ump ▁off ▁when ▁the ▁store ▁reaches ▁its ▁maximum ▁temperature ▁and ▁sometimes ▁cool ing ▁the ▁store ▁by