Alto-Shaam 1220 Water connections, Water requirements Two 2 cold water inlets drinking quality

i n s t a l l a t i o n

water connections

water requirements

two (2) cold water inlets - drinking quality

one (1) treated water inlet:	3/4” npT*
one (1) untreated water inlet:	3/4” npT*
line pressure:	30 to 90 psi
	2.8 to 6.2 bar

* Can manifold off of one 3/4” line

REFER TO PUBLISHED SPECIFIC WATER REQUIREMENTS

water drain: 1-1/2” connection with air gap

Flush the water line at the installation site.

install water intake filters (provided) [see Figure 1] before connecting the oven to the water supply.

a hose connector is supplied for flexible hose connection to the COLD water source.

Backflow Prevention — The equipment must be installed with adequate backflow protection to comply with applicable federal, state, and local codes.

PiPe sealing taPe (teFlon®) must be used at all connection Points. The use of a pipe sealing compound is not recommended.

	one suggested		Install water
	method of installation		intake filters
Incoming cold	Water Filter
water connection
			Figure 1
T connection
	Cold water	Treated cold water
	line to filter	to backflow preventer
	or treatment	to treated connection
Cold water line	system	on oven
to untreated
oven connection
	CombiGuard™		note:
	FI-23014 shown
			both treated and untreated
alto-shaam now offers an improved water			water connections must
			be connected For ProPer
filtration system for combitherm®. The
combiguard™ 10 & 20 triple-guard water			oPeration oF the oven.
			both connections can be
filtration system filters dirt, sediment, and other
			treated water, but should
debris as small as 1/2 micron. This system also significantly reduces
			never be connected to only
chlorine content to protect against corrosive chorine compounds.
			untreated water.
combiguard improves equipment efficiency, reduces service requirements
and extends the life of the combi oven. after installation, confirm that			unions or FleXible lines
water quality standards specified in this manual are being met. Filtration			should be used to allow For
systems include one filter cartridge. additional cartridges can be purchased			oven movement when being
separately. refer to an earlier page for additional ordering information.			serviced or cleaning
The combiguard™ Bws Blended water system utilizes reverse osmosis to			is needed.
remove more than 97% of the total dissolved solids from water which can be
precisely blended with filtered and treated water.

CombiTherm® ES series • electric INSTALLATION MANUAL #MN-28897 • 27.