Install Instructions
MIX
3
2
4
SUPPLY
HOTCOLD
MIX
BOILER
SUPPLY
MIX
3
2
4
MIX
3
2
4
Safety relief valve
Check valve
Isolation valve
Expansion vessel
Filter
Pump
*
*
*
*
*
*
WATER
HEATER
WATER
HEATER
CA
L
E
F
F
I
C
AL
E
FF
I
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
MIX
3
2
4
SUPPLY
HOTCOLD
MIX
BOILER
SUPPLY
MIX
3
2
4
MIX
3
2
4
Safety relief valve
Check valve
Isolation valve
Expansion vessel
Filter
Pump
*
*
*
*
*
*
WATER
HEATER
WATER
HEATER
CA
L
E
F
F
I
C
AL
E
FF
I
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
*MixCal series 521 thermostatic mixing valves with inlet check valves, “AC” models, can be used
instead of separately installed check valves.
MIX
3
2
4
SUPPLY
HOTCOLD
MIX
BOILER
SUPPLY
MIX
3
2
4
MIX
3
2
4
Safety relief valve
Check valve
Isolation valve
Expansion vessel
Filter
Pump
*
*
*
*
*
*
WATER
HEATER
WATER
HEATER
C
A
LE
F
F
I
CA
L
E
F
F
I
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
Domestic hot water system
without recirculation
Domestic hot water system
with recirculation
CALEFFI
3
2
4
COLD
HOT
HOT/RED
COLD/BLUE
MIX
MIX
3
2
4
SUPPLY
HOTCOLD
MIX
BOILER
SUPPLY
MIX
3
2
4
MIX
3
2
4
Safety relief valve
Check valve
Isolation valve
Expansion vessel
Filter
Pump
*
*
*
*
*
*
WATER
HEATER
WATER
HEATER
CA
L
E
F
F
I
C
AL
E
FF
I
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
CALEFFI
CALEFFI
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
10
0
8
6
4
2
Application Diagrams
Temperature adjustment
The temperature is set to the required value by means of the knob with a graduated scale, on the
top of the valve.
with: T = 155ºF (68ºC) . T = 55ºF (13ºC) . P = 43 psi (3 bar)
Hot Cold
Pos. Min. 1 2 3 4 5 6 7 Max
T (ºF) 81 90 100 111 120 127 138 145 152