Engineering Manual

A-62
Unit: inch
Open as a rule
20 in. or more
if the front and both sides
are open
4 in. or more/
8 in. or more if
there are obstacles
to both sides
Open as a rule
20 in. or more if the back,
both sides and top are open
14 in. or more
4 in. or more
REQUIRED SPACE
MUZ-D30NA MUZ-D36NA MUY-D30NA MUY-D36NA