Weil-McLain BCP-8 Installation and Operation Instructions Manual

Loading ...

%&3:,QVWDOODWLRQDQG2SHUDWLRQ0DQXDO

5(7851/$*

$GMXVWDEOHIURPWRPLQXWHV 'HIDXOWPLQXWHV

Hold Button: MENU/Min. Return/Return Lag

 ,WLVWKHWLPHLWWDNHVIRUWKHV\VWHPUHWXUQWRFKDQJHDIWHUVHTXHQFLQJWKHVWDJHV

 ,QLWLDOO\DGMXVWWKLVYDOXHWRHTXDOWKH5HDFWLRQ7LPH7KHQLQH[WUHPHFROGZHDWKHU

monitor the return making sure it is about 10°F above the Minimum Return setting and

adjust it if needed.

---- RETURN LAG ----

2min

[ ]

BACK SAVE

6<67(06(77,1*6

Hold Button: MENU/<System Settings>

7KH6\VWHP6HWWLQJVPHQXSURYLGHVDFFHVVWRDGMXVWLQJDQG¿QHWXQLQJWKHV\VWHPIRUHQKDQFHG

comfort and better fuel savings. The BCP-8W behaves differently based on the selected Control

Modes (see Startup Settings 17).

- SYSTEM SETTINGS -

Setback 0

Run-On 2min

Pump Exercise Off

BACK SELECT

PROGRAM RUN

352*5$0&+$1*(6(77,1*6

To be able to change the BCP-8W 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.

67$*(6(77,1*6

Button: MENU/<System Settings>/<Stage Settings>

-- STAGE SETTINGS --

Reaction Time 1min

Purge Delay 0.0min

Min Runtime 2min

Standby Delay 10min

Last Stage Hold5 F

Throttle 2 F

BACK SELECT

-- REACTION TIME --

2min

[ ]

BACK SAVE

5($&7,217,0(

$GMXVWDEOHIURPWRPLQXWHV 'HIDXOWPLQXWHV

Hold Button: MENU/<System Settings>/<Stage Settings>/Reaction TimeLQ3,'/RJLFRQO\

 ,WLVWKHDPRXQWRIWLPHLWWDNHVDVLQJOHVWDJHWRDIIHFWWKHV\VWHP

 $IWHUWKH%&3:WXUQVRQDVWDJHWU\LQJWRPHHWDVHWSRLQWLWZLOOQRWWXUQRQDQRWKHU

stage until the Reaction Time has elapsed.

 7RGHWHUPLQHWKHRSWLPXPWLPHLQDKHDWLQJV\VWHPVWDUWZLWKDKRWV\VWHP7XUQRQ

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 (See PID operation ).

385*('(/$<

$GMXVWDEOHIURPWRPLQXWHV 'HIDXOWPLQXWHV

Hold Button: MENU/<System Settings>/<Stage Settings>/Purge DelayLQ3,'/RJLFRQO\

 0RVWODUJHERLOHUVPXVWJRWKURXJKDSXUJHF\FOHEHIRUHWKH\DUHEURXJKWRQOLQH

 :KHQWKH%&3:DFWLYDWHVDERLOHUWKHORZHVWVWDJHRQDERLOHULWGRHVQRWVWDUWWR

calculate its output until the Purge Delay is over. This allows the boiler to fully come on

line and to begin producing output.

--- PURGE DELAY ----

1.0min

[ ]

BACK SAVE

 7KH3XUJH'HOD\KHOSVSUHYHQWVKRUWF\FOLQJRIDQHZO\DFWLYDWHGERLOHU2QFHWKHORZHVWERLOHUVWDJHLVDFWLYDWHGLW0867UXQ

through the entire Purge Delay period (See PID operation on page ).

 7KHPLQLPXP3XUJH'HOD\VHWWLQJ0867EHVHWWRWKHWLPHUHTXLUHGE\WKHERLOHUVPDQXIDFWXUHUVSHFL¿FDWLRQ

0,1,0805817,0(

$GMXVWDEOHIURPWRPLQXWHV 'HIDXOWPLQXWHV

Hold Button: MENU/<System Settings>/<Stage Settings>/Min RuntimeLQ3,'/RJLFRQO\

 7KLVLVWKHPLQLPXPDPRXQWRIWLPHDQ\VWDJHZLOOUXQ (See PID operation on page ).

 )RUWKHORZHVWVWDJHRIDERLOHUWKH0LQLPXP5XQWLPHVWDUWVDIWHUWKHSXUJHF\FOH

- MINIMUM RUNTIME -

1min

[ ]

BACK SAVE

 7KLVWLPHUGRHVQRWDSSO\WRWKHODVWVWDJHRQOLQH7KH/DVW6WDJH+ROGDSSOLHVLQWKDWFDVH

 ,QLWLDOO\VHWWKHMinimum Runtime to half the Reaction Time.

 ,I6\VWHPWHQGVWRRYHUVKRRWUHGXFHWKHMinimum Runtime. If boilers tend to short cycle, increase Minimum Runtime.

Loading ...

Weil-McLain BCP-8 Boiler Control Panels (BCP)

Installation and Operation Instructions Manual - Page 24