Alto-Shaam 1220 - Manual (Page 30)

COMbIThERM® ES SERIES • ELECTRIC INSTALLATION MANUAL #MN-28897 • 28.
i n s t a l l a t i o n
w a t e r v a l v e
w a t e r d r a i n a g e
s h u t - o f f v a l v e s h o w n
i n t h e o f f p o s i t i o n
note:
the shut-oFF valve
must be in the oPen Position
when the oven is being used.
The oven must discharge through an indirect waste pipe by means of an air gap. The drain fitting is
supplied with a 1-1/2-inch (41mm) npT thread.
a union is required. install a 1-1/2-inch (41mm)
diameter connection, drain line and clamp into
place. The drain line must always be a positive
gradient away from the combitherm oven and not
more than 12-inches (305mm) before an air gap.
NOTE: in the u.s.a., this equipment is to be
installed to comply with the Basic plumbing
code of the Building officials and code
administrators international, inc. [Boca],
and the Food service sanitation Manual of
the Food & drug administration [Fda].
if several units are to be
connected to one drain
pipe, the dimensions
of the pipe must be
sufficient to allow an
unobstructed water
drain system.
1-1/2" (41mm) diameter NPT
at back of oven
WASTE PIPE
1-1/2" to 2" minimum diameter
(c. 38mm to 51mm)
2" (51mm)
Air Gap
FINAL ASM, TOUCH SCREEN
COMBICLEAN
5011685
1-1/2" (41mm)
diameter connection
required
Condensate Pan
Clean Out