Three Phase To Single Phase Connection; Water Connection - Southbend R2 Operator's Manual

NOTE:
This unit has one power supply for controls and elements, as well as one ground wire. A POSITIVE GROUND
CONNECTION IS ESSENTIAL.
DO NOT ALLOW ANY TAMPERING OR ADJUSTMENT OF ANY CONTROL OR WIRING. THE UNIT IS FAC-
TORY SET. ADJUSTMENT OF ANY INTERNAL COMPONENT OTHER THAN THE FIELD TERMINAL
BLOCK CAN VOID THE WARRANTY.
ELECTRICAL CONNECTION NOTE:
All 208-220-240 and 480 volt units will have three terminal block sections. "Ll-L2-L3." for use with either 3-wire 3-phase or
2-wire, single-phase, 50 or 60 Hz.
Ail 380V and 415V units will have four terminal block sections, "Ll-L2-L3-N," for use with European style 4-wire 3-phase
with neutral.
THREE PHASETO SINGLE PHASE CONNECTION:
Be sure that the input voltage matches the requirement on the serial plate. The unit is factory wired per customer order.
If
necessary to change phase, remove control panel, item "A" in figure 2, and rearrange element lead wires 2 and 3 as shown
below.
,,"" .j :.. ..:.
208 - 220 - 240 - 48CV
^, j__ ,._,,__,.:,
^ ~ .y-.y I .'."'%'W"- I';
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i' i .:-
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INSIDE RIGHT SIDE O"EN!NG
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WIRES CONTACTOR
5 1
~
Ll
32
L2
3-PHASE
64 13
WIRES CONTACTOR
/ 246-f~ @2
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ARRANGE ELEMENT WIRES AS SHOWN
FIGURE 2
WATER CONNECTION:
Connect cold water line, l/4" (6mm) NPT into female side of strainer located at right lower side of unit as you face the
back of the steamer.
Water line pressure should be 30 psi (205 kpa) minimum to 60 psi (410 kpa) maximum.
NOTE: To facilitate cleaning, and allow access to rear of unit, flexible connections are recommended.
Recommended Plumbing:
(Furnished by Installer)
COLD
WATER
SUPPLY
OFF
REDUCING
VALVE
VALVE
VALVE IF
REQUIRED
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b, WARNING
Do not connect steamer to a hot water hose. A hot water connection will damage the steamer.
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