Weil-McLain BCP-8S User Manual download pdf (Page 28)

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Hold Button: MENU/<System Settings>/<DHW Settings>

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dry-contact input will add the DHW Set Point and Differential control capability.

 On a DHW call, the BCP-8W will raise the Target to either 200ºF or the Maximum

Target, which ever is lower.

 The BCP-8W provides three levels of DHW pump operation. The ¿UVWLVZKHQ3ULPDU\

Secondary is selected as the DHW Piping from the Startup Menu on page 18. This

option will provide no DHW Priority. And, if there was a DHW call during the Summer

or when the outdoor temperature is above the Outdoor Cutoff, both the DHW Pump and

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-- DHW SETTINGS ---

DHW Temp. 140 F

DHW Prior Tmr 60min

DHW Set Point120

DHW Diff. 5

BACK SELECT

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terminates, whichever is sooner. If the DHW call was still active after the DHW Priority Timer elapses, the System relay will

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Hold Button: MENU/<System Settings>/<DHW Settings>/DHW Prior. Timer LQ3DUDOOHO

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18). It provides the user with the capability of selecting the DHW Priority period. If

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System Pump operation. That is, when in Summer or Outdoor Cutoff, a DHW call will

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DHW PRIORITY TIMER

2min

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Priority Timer or until the DHW call expertise, whichever happens sooner. If the DHW call did not expire within the Priority

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'+:6(732,175(48,5(6$1237,21$/'+:7(03(5$785(6(1625

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Hold Button: MENU/<System Settings>/<DHW Settings>/DHW Set Point

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HQHUJL]HZKHQUHDFKHG

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-- DHW SET POINT --

140 F

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BACK SAVE

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(See page 28). In addition to being able to view and log DHW temperature history.

'+:',))(5(17,$/

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Hold Button: MENU/<System Settings>/<DHW Settings>/DHW Diff.

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6HW3RLQWEHIRUHD'+:FDOOFDQEHUHFRJQL]HGDQGWKH'+:3XPSUHOD\HQHUJL]HG

 $ODUJH'+:'LIIHUHQWLDOZLOOUHVXOWLQRVFLOODWLRQLQWKH'+:WHPSHUDWXUH+RZHYHUD

small DHW Differential will have a tighter control over the DHW temperature but might

result in boilers coming on frequently for short periods to satisfy the DHW Set Point and

Differential settings.

DHW DIFFERENTIAL

10 F

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Weil-McLain BCP-8S User Manual Page 28

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