Product Overview

4b. For installations with chilled water having the risk of
condensation, the actuator must be installed with the
control stem vertical.
5. The actuator can be
installed on the valve body
in either of the two positions
shown. Attach with a
stainless steel clip.
6. For installing in a box
leave a gap of at least 2
in (50 mm) between the
actuator and frame for
replacement, if necessary,
or maintenance.
Installation
1. The two-way valve can be
installed either on the supply
pipe or on the return pipe.
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2. The three-way valve with
by-pass must be installed on
the supply pipe.
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a. On the supply in the diverter
/mixer position (common
inlet AB and outlets A or B)
and ON/OFF mode
b. On the return in the mixer
position (that is inlets on A
and B and common outlet
AB) and ON/OFF mode
3. The three-way diverter valves can be installed as shown:
4. The valve must be
installed with the control
stem in the horizontal or
vertical position, never
upside down.
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A
AB
B
A
AB
B
Vertical stem Horizontal stem
AB
AB
AB
AB
AB
AB
AB
AB
CALEFFICALEFFICALEFFI
CALEFFI CALEFFI CALEFFI CALEFFI
CALEFFI
CALEFFI
356
min. 30 mm
min. 2 in (50 mm)
CALEFFI
7. Provide for constant ventilation to
prevent the actuator from reaching high
temperatures.
C
A
L
E
F
F
I
C
A
L
E
F
F
I
C
A
L
E
F
F
I
C
A
L
E
F
F
I
Max
0,8 A
M
OPEN
CLOSE
LN