Weil-McLain BCP-8X - Manual (Page 18)

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To be able to change the BCP-8S settings the Program/Run Switch must be set to Program.
The switch is located under the Enclosure Wiring Cover for security. The Enclosure Wiring
Cover can be securely closed using a padlock.
PROGRAM RUN
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Hold Button: MENU//
-- STAGE SETTINGS --
Reaction Time 1min
Purge Delay 0.0min
Min Runtime 2min
Standby Delay 10min
Lst Stge Hld 5.0psi
Throttle 2psi
BACK SELECT
-- REACTION TIME --
2min
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Hold Button: MENU///Reaction TimeLQ3,'/RJLFRQO\
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stage until the Reaction Time has elapsed. Then, it will recalculate if a stage is need.
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on a single stage and calculate how long it takes until the system begins to respond to
that stage. That period should be set as the Reaction Time.
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Hold Button: MENU///Purge DelayLQ3,'/RJLFRQO\
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--- PURGE DELAY ----
0.0min
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over. This allows the boiler to fully come on line and to begin producing output.
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through the entire Purge Delay period (see PID operation on page
).
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Hold Button: MENU///Min RuntimeLQ3,'/RJLFRQO\
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- MINIMUM Runtime -
2min
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‡ ,QLWLDOO\VHWWKHMinimum Runtime to half the Reaction Time.
‡ ,I6\VWHPWHQGVWRRYHUVKRRWUHGXFHWKHMinimum Runtime. If boilers tend to short cycle, increase Minimum Runtime.
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Hold Button: MENU///Standby DelayLQ3,'/RJLFRQO\
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FDQQHYHUEHD/HDG6WDJH The Standby Delay only applies to boilers in Standby Mode.
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-- STANDBY DELAY --
10min
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will result in smoother set point operation in extreme conditions. However, longer Standby Delays may prevent a Standby
boiler from starting if the other boilers can eventually meet the load, or if the load decreases.
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