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 SAFETY INSTRUCTION

This safety alert symbol will be used 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 can occur with the use of Teflon

®

pipe joint compounds. Teflon

®

 provides lubricity so that care must be

exercised not to over-tighten joints. Failure to follow these instructions

could result in property damage and /or personal injury.

WARNING:

 System fluids under pressure or temperature can be

hazardous. Be sure the pressure has been reduced to zero and the

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

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

Caleffi shall not be liable for damages resulting from stress corrosion, misapplication or misuse of it products.

CAUTION:

 

Make sure that all the connecting pipework is water tight.

2

WARNING:

 

This product can expose you to chemicals including lead, which is known 

to the State of California to cause cancer and birth defects or other reproductive harm. 

For more information go to www.P65Warnings.ca.gov.

Содержание NA51 Series

Страница 1: ...ion connections flowing Cv 30 sizes 1 and 1 NA5214 series with NPT female and male threaded press PEX crimp and expansion and sweat dual union connections flowing Cv 75 sizes 1 and 2 Technical specifi...

Страница 2: ...e must be exercised not to over tighten joints Failure to follow these instructions could result in property damage and or personal injury WARNING System fluids under pressure or temperature can be ha...

Страница 3: ...pect de ces instructions peut entra ner des dommages mat riels et ou des blessures AVERTISSEMENT Les liquides du syst me sont sous pression ou de la temp rature peuvent tre dangereux tre s r que la pr...

Страница 4: ...A C B A A A A A NPT female sweat press PEX crimp A A PEX expansion A A Dimensions Lay length press 2 7 16 inch press 2 5 16 inch 1 press 4 inch 1 press 5 7 8 inch 1 press 5 1 8 inch 2 press 7 7 8 inch...

Страница 5: ...16 NA51257 PEX crimp 4 15 16 NA51258 PEX expansion 5 5 8 NA51300 1 metric no fittings 1 1 1 5 NA51360 1 NPT Male 4 1 8 1 1 8 2 0 NA51369 1 SWT 3 7 8 NA51363 1 NPT Female 3 7 8 NA51366 1 press 5 7 8 NA...

Страница 6: ...iameters upstream straight pipe to reduce turbulence at the check valve Service and Maintenance Turn off supply water or make sure inlet and outlet shutoff valves are in closed position before servici...

Страница 7: ...NOTES 7...

Страница 8: ...ulation circulator on each branch return cold water check valves Caleffi North America Inc 3883 West Milwaukee Road Milwaukee WI 53208 T 414 238 2360 F 414 238 2366 05 2023 For Technical Support call...

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