Accu 1-L and accu 2-L are added as integers and the result is stored in accu 1. Accu 2 stays unchained. If the result is bigger than 32767 the OV-bit will be set.
L 2000
L MW 12
+I
T MW 14 // in MW 14 is now displayed 2000 + MW 12
See also:
EN-input and ENO-output