COMBITHERM INSTALLATION AND MAINTENANCE MANUAL #6004/18
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COMBITHERM® INSTALLATION and SPECIFICATIONS
WATER DRAINAGE
The oven must discharge through an indirect waste
pipe by means of an air gap. The drain thread is
1-1/4" NPT.
A union is required. Install a 1-1/4" (32mm)
diameter drain line. The drain line must always be a
positive gradient away from the Combitherm oven
and not more than 12" (305mm) before an air gap.
ATTENTION: 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.
WATER SUPPLY
CONNECT TO POTABLE ( DRINKABLE) COLD WATER ONLY
WATER PRESSURE REQUIREMENTS: MINIMUM 45 PSI (3 BAR)
MAXIMUM 75 PSI (5 BAR)
Flush the water line at the installation site before connecting the oven to the water supply. A shut-off valve
and approved back-flow preventer must be installed when connecting the oven to the cold water intake. The
water supply line must be a minimum of 3/4-inch (19mm). A hose connector (
HO-22116) is supplied for
flexible hose connection to the cold water source. A water filtration system is recommended if the water
supply is between 7 and 9 grains of hardness. If water tests over 14 grains of hardness, the installation of a
water softener is stronly recommended.
PIPE SEALING TAPE (TEFLON®) MUST BE USED AT ALL CONNECTION POINTS.
The use of a pipe sealing compound is not recommended.
THE SHUT-OFF VALVE MUST BE IN THE OPEN POSITION WHEN THE OVEN IS BEING USED.
(c. 38mm to 51mm)