Use And Care Manual
Dimensions
HOBBY
CAMERA
CALEFFI
HOBBY
CAMERA
CALEFFI
WC
SOGGIORNO
WC
SOGGIORNO
3 1 2 55 4 4
CALEFFI
CALEFFI
Code (1 1/4”) 6637C5A 6637D5A 6637E5A 6637F5A 6637G5A 6637H5A 6637I5A 6637L5A 6637M5A 6637N5A 6637O5A
Code (1”)
6686C5S1A 6686D5S1A 6686E5S1A 6686F5S1A 6686G5S1A 6686H5S1A 6686I5S1A 6686L5S1A 6686M5S1A 6686N5S1A 6686O5S1A
Code (1 1/4”)
6687C5S1A 6687D5S1A 6687E5S1A 6687F5S1A 6687G5S1A 6687H5S1A 6687I5S1A 6687L5S1A 6687M5S1A 6687N5S1A 6687O5S1A
No. outlets 345678910111213
Total length 15
3/16”171/8” 19” 21” 23” 25 28 1/8”301/8”321/16”341/16” 36”
Weight (lb) 16.1 17.3 18.5 20.9 22.5 23.6 25.4 27.1 28.9 30.4 32.2
Characteristic components
1 Supply manifold (complete with balancing valves
only for 663 series).
Supply manifold (complete with with flow meters
and built-in flow rate balancing valves only
in TwistFlow 668S1 series).
2 Return manifold complete with shut-off valves
that can be used with thermo-electric actuators.
3 Pair of shut-off ball valves (complete with port for
optional temperature gauge only for 1 1/4”
version).
4 End fittings consisting of a 3-way end fitting,
automatic air vent valve and drain cock.
5 Pair of mounting brackets for use with series 659
boxes or direct wall installation.
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