CALEFFI MixCal 521 Series Installation And Commissioning Manual Download | Manualshive

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Replacement fittings

Complete kit

Valve size

Connection

Union Nut

Tailpiece

Washer

NA20640

½ inch

NPT male

F61008

R31981

F50055

NA20640C

59893A

NA20649

Sweat

NA10002

NA20649C

59904A

NA20646

Press

incl. w/ tailpc

NA16264

NA20647

PEX crimp

F61008

F0000492

NA20647A

NA10484

NA20650

¾ inch

NPT male

F61008

31901A

F50055

NA20650C

59840A

NA20659

Sweat

NA10003

NA20659C

59905A

NA20656

Press

incl. w/ tailpc

NA16264

NA20656A

F0000698

NA10419

NA20657

PEX crimp

F61008

F0000520

NA20657A

NA10485

NA20660

1 inch

NPT male

incl. w/ tailpc

59817A

F50055

NA20660C

59894A

NA20669

Sweat

59834A

NA20669C

59906A

NA20666

Press

NA16266

NA20667

PEX crimp

F61008

F0000521

NA20667A

NA10486

Replacement parts

Replacement body.
Meets requirements of
NSF/ANSI 372-2011.
Certified to: ASSE
1017/CSA B125.3,
Low lead, by ICC-ES
file PMG-1360.

ASSE 1017

521101A.........................1" male union thread

Point of distribution
mixed temperature
gauge adaptor fits
MixCal™ 521 series
mixing valves. Threaded
union mounting
replaces existing mixed
outlet with ¾" or 1"
sweat pipe connection.

NA10328.........................½" sweat with gauge
NA10056.........................¾" sweat with gauge
NA10058..........................1" sweat with gauge
NA10358 ...............1" union thread with gauge
688003A...Replacement gauge w/ pocket well
R39591............................ Replacement gauge

Removable gauge fits into temperature well.
Gauge dial is 2” diameter and scale from
30—210º F.

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Summary of Contents for MixCal 521 Series

Page 1: ...ontent Reduction of Lead in Drinking Water Act California Health and Safety Code 116875 S 3874 Reduction of Lead in Drinking Water Act certified by ICC ES file PMG 1360 Function The Caleffi MixCal three way thermostatic mixing valve is used in systems producing domestic hot water or in hydronic and radiant heating systems With the unique mixing chamber design MixCal produces very stable mixed wate...

Page 2: ...ntenance of the MixCal thermostatic mixing valve take the necessary precautions to ensure that such temperatures do not endanger people CAUTION To prevent any damage which will cause the electronic mixing valve to not operate correctly treat highly aggressive water before entering the electronic mixing valve Be sure water hardness is less than 10 grains CAUTION If installed in an ASSE 1017 applica...

Page 3: ...rdepression termostaticoregolabile n estpasinstallé mis en service et entretenu correctement selon les instructions contenues dans ce manuel il peut ne pas fonctionner correctement et peut mettre en danger l utilisateur ATTENTION S assurer que tous les raccordements sont étanches ATTENTION Les températures de l eau supérieure à 100 F 38 C peut être dangereux Au cours de l installation mise en serv...

Page 4: ... hot or cold water for other uses or variations in the incoming temperature the thermostatic mixing valve automatically regulates the water flow to obtain the required temperature COLD HOT MIX Inlet port check valve detail for 521 AC models Flow curve Flow should never exceed standards for pipe size and materials Kv 2 6 0 1 10 0 023 0 23 0 046 0 069 0 02 0 05 0 2 0 5 0 115 2 3 0 46 0 69 1 15 20 50...

Page 5: ...the system must be inspected to ensure that it s operating conditions are within the range of the thermostatic mixing valve checking for example the supply temperature supply pressure etc Systems where the Caleffi MixCal series 521 thermostatic mixing valve is to be installed must be drained and cleaned out to remove any dirt or debris which may have accumulated during installation Failure to remo...

Page 6: ...19A and 521619A with integral outlet port temperature gauges provide a time saving temperature setting process to get close to the desired temperture Use of a digital thermometer is recommended for determining the final setting of the mixed water temperature NOTE Gauge adapters with 2 diameter 20 210ºF scale code NA10328 1 2 sweat NA10056 3 4 sweat or NA10058 1 sweat can be separately purchased an...

Page 7: ... HOT COLD 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 CALEFFI CALEFFI 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...

Page 8: ...94A NA20669 Sweat 59834A NA20669C 59906A NA20666 Press NA16266 NA20667 PEX crimp F61008 F0000521 NA20667A NA10486 Replacement parts Replacement body Meets requirements of NSF ANSI 372 2011 Certified to ASSE 1017 CSA B125 3 Low lead by ICC ES file PMG 1360 ASSE 1017 521101A 1 male union thread Point of distribution mixed temperature gauge adaptor fits MixCal 521 series mixing valves Threaded union ...

Page 9: ...gnificantly in comparison with the previous test the details given in the installation and commissioning sections should be checked and maintenance conducted The following should be checked regularly to ensure that the optimum performance levels of the valve are maintained Check every 12 months at least or more often if necessary 1 Check and clean the system filters 2 Check that any check valves p...

Page 10: ...lets of the valve c Incorrect commissioning of the valve Restore inlet conditions within the limits of the valve Erratic flow of water from the valve a Insufficient water supplies b Fluctuations in the supply pressures temperatures c Adverse effect created by other draw off points on the system Stabilize inlet supply condi tions No flow of water from the valve a In line filers blocked b Insufficie...

Page 11: ...11 this page left blank intentionally ...

Page 12: ...Caleffi North America Inc 3883 West Milwaukee Road Milwaukee WI 53208 T 414 238 2360 F 414 238 2366 12 1 17 12 ...

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