 የኤል 1 የቀድሞው መሠረት ከሌለው (ከዚህ በታች ይመልከቱ) ፣ በቦታው ለመያዝ በበቂ ሁኔታ ወደ ሚያበቃው ቀዳዳ በመጫን ይጫናል ።
If L1's former doesn't have a base (see below), it is mounted by pushing it into a hole that is just sufficiently tight to hold it in place.