Install Instructions

ManualsBrandsCaleffi ManualsBalancing Valves1" Sweat Union FlowCal Automatic Flow Balancing Valve (7 GPM)

This safety alert symbol will be us ed in this manual to draw attention to safety related

instructions. When used, the safety alert symbol means ATTENTION! BECOME ALERT!

YOUR SAFETY IS INVOLVED! FAILURE TO FOLLOW THESE INSTRUCTIONS MAY

RESULT IN A SAFETY HAZARD.

CAUTION: All work must be performed by qualified personnel trained in the

proper application, installation, and maintenance of systems in accordance

with all applicable codes and ordinances .

CAUTION: Over-tightening and breakage c an oc c ur with the us e of Teflon

pipe joint compounds . Teflon

provides lubricity so that care mus t be

exerc ised not to over-tighten joints . Failure to follow these instructions

could result in property damage and /or personal injury.

WARNING: System fluids are under pres s ure or temperature c an be

hazardous. B e sure the pres s ure has been reduced to zero and the

system temperature is below 100°F (38°C ). Failure to follow thes e

instructions could result in property damage and/or personal injury.

Material: B ody: low-lead brass (<0.25% Lead content)

FlowCal

™ flow cartridge:

Spring:

S eals:

Performanc e: Medium:

anti-s c

ale polymer

stainless steel

peroxide-cured E PDM

water, glyc ol solutions

50%

Max. percentage of

glycol:

Max. working pressure:

Working temperature range:

232 psi

(16 bar)

32-212°F (0-100°C )

CALEFFI

FlowCal™ Compact Automatic Balancing Valve with polymer cartridge

127 Series

NA10169.02

www.caleffi.com

Connections: 1/2",

3/4" and 1" NPT, Sweat, Press, PEX crimp

This valve is certiﬁed to NSF/ANSI 372-2011, low lead laws and

listed by ICC-ES, ﬁle PMG-1360.

Function

The FlowCal™ automatic balancing valve maintains a cons tant

fixed flow rate within varying system differential pressure ranges.

The 127 series utilize an exclusive, interchangeable flow

cartridge, made of anti-s cale, low noise polymer and a compact

low-lead brass valve body for use in cooling, heating and

domestic water systems.

Product range

127 Series Compact Automatic Balancing Valve with polymer

cartridge, 1/2", 3/4", 1"

Technical characteristics

SAFETY INSTRUCTION

Summary of content (2 pages)

PAGE 1
CALEFFI www.ca leffi.com NA10169.02 FlowCal™ Compact Automatic Balancing Valve with polymer cartridge 127 Series © Copyright 2018 Calef fi Function The FlowCal™ automatic balancing valve maintains a cons tant fixed flow rate within varying s ys tem differential pres s ure ranges . The 127 series utilize an exclusive, interchangeable flow cartridge, made of anti-s cale, low nois e polymer and a compact low-lead brass valve body for use in cooling, heating and domes tic water s ys tems .
PAGE 2
Installation Install the FlowCal™ automatic balancing valves on the circuit return pipe with flow direction arrows indicating proper flow direction. It is important to allow easy access to the FlowCal™ for inspection and maintenance. Pump Shut-off valve FlowCalTM Zone valve USER CIRCUIT Regulator FlowCalTM cartridge assembly and disassembly The internal flow cartridge can be removed easily from the valve body for inspection or replacement by unscrewing the cartridge locking nut.