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TWO TEMPERATURE GRAVITY CIRCULATION
WITH HORIZONTAL STORAGE TANK AND MIXING VALVE
TEMPERATURE &
PRESSURE RELIEF VALVE
THERMOMETER
1-1/2” MIN.
INSULATED
GATE
VALVE
COLD WATER
SUPPLY
1-1/2” MIN.
5” MIN.
TEMPERED
WATER
OUTLET
MIXING VALVE
COLD WATER
SUPPLY
6” MIN.
180
0
TO
DISHWASHER
2” RISER
STORAGE TANK
(INSULATED)
TWO TEMPERATURE FORCED CIRCULATION
WITH 180
O
CIRCULATING LOOP
TOGGLE
SWITCH
+
-
CIRCULATING PUMP
DISHWASHER
WATER HAMMER
ARRESTOR
PRESSURE
REDUCING
VALVE
AS SHORT AS POSSIBLE
WATER TEMPERATURE
CONTROL NOTE 2
3/4 #75
ALL BRONZE
CIRCULATING
PUMP
CHECK VALVE
MIXING
VALVE
COLD
WATER
SUPPLY
DRAIN VALVE
NOTE 4
TEMPERED
WATER OUTLET
PLUG COCK
NOTE 3
AS
SHORT
AS
POSSIBLE
TOGGLE SWITCH NOTE 1
Note 1: Toggle switch controls 180
o
water circulation.
Install on or close to dishwasher. Close switch when starting
dishwasher. Open switch when dishwasher is not operating.
Note 2: Install water temperature control in an uninsulated
tee in the circulating line ahead of the dishwashing machine
takeoff. Control should be set at 185
0
Note 3: Adjust plug cock so the circulating line flow rates
does not cause unnecessary turbulation in the tank.
Note 4: Return circulating line connection is made through
the water heater drain opening.
WATER
TEMP
CONTROL