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2-way installed on the supply 

Installation 

The valve can be installed vertically or horizontally, but not turned upside down. 

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A 3-way valve cannot be transformed into a 2-way valve and vice versa.

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The flow is from A to B (see diagram below) and must be installed so the paddle
closes against the direction of flow as indicated in the following diagrams.

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The  2-way  valves  can  be  installed  on  the
supply  or  on  the  return;  for  correct
installation  it  is  necessary  to  respect  the
direction  of  flow  indicated  from  the  arrow
on the body valve.

2-way valve with normally closed actuator 

2-way installed on the return 

Содержание Z-one Z1 Series

Страница 1: ...acteristics of Body Material body forged brass optional lead free brass see page 6 for certification statement seat machined brass stem stainless steel two o ring seals EPDM paddle EPDM Medium water a...

Страница 2: ...non condensing Approvals UL873 cUL Listed CE UL 1995 sec 18 air plenum ducts NormallyOpenActuatorsmustbepowereddownduringoff season Flow Characteristics Connection size Flow Coefficient Max Close off...

Страница 3: ...is from A to B see diagram below and must be installed so the paddle closes against the direction of flow as indicated in the following diagrams The 2 way valves can be installed on the supply or on t...

Страница 4: ...ithout power Port A closed Port A closed Port B opened Port AB opened N C opened with power Port A opened Port A opened Port B closed Port AB opened N C manually opened Port A opened Port A opened Por...

Страница 5: ...ll the actuator up Installing the Actuator 1 Move the manual open lever to the lock open position 3 Verify the correct position of the valve stem into the mating actuator hole Rotate stem if required...

Страница 6: ...e 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 CAUTION Avoid locatio...

Страница 7: ...ION Syst me fluides sont sous pression ou de temp rature peut s av rer dangereuse Veillez ce que la pression a t r duite z ro et la temp rature du syst me est inf rieure 100 F 38 c De suivre ces instr...

Страница 8: ...___________________________________________ Caleffi North America Inc 3883 W Milwaukee Road Milwaukee WI 53208 Tel 414 238 2360 Fax 414 238 2366 www caleffi com Copyright 2018 Caleffi North America In...

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