Weil-McLain BCP-8X Boiler User Manual


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PID Operation ................... 5
OSS Operation. .................. 5
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Selecting the System Features ........... 6
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Mounting the Enclosure ............... 7
Install the Sensors .................. 8
System Pressure Sensor Installation ....... 8
Outdoor Sensor Installation ............ 8
Wiring ........................ 9
Wiring the Power (Terminals 1, 2) ......... 9
Wiring the Inputs . .................. 9
System Pressure Sensor Wiring (Terminals 25, 26) 9
Outdoor Sensor Wiring (Terminals 29, 30). .... 9
Wiring the Shutdown (Terminals 35, 36) . ..... 9
Wiring the T-STAT (Terminals 35, 36) .......10
Wiring the Setback (Terminals 35, 36) . ..... .10
Wiring the Prove (Terminals 37, 38) ........10
Wiring the Outputs . ................ .10
Wiring the System Output (Terminals 19, 20) . . . 10
Wiring the Comb. Air Damper (Terminals 23, 24) . 10
Wiring the Stages (Terminals 3 to 17) .......11
Connecting to the BCP-8X Panels and 420MOD
Interface ......................11
Selecting the BCP-8X Panel Letter ........11
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Program Change Settings .............14
Startup Sequence .................14
Control Mode ...................14
Sensor Type ....................14
Display Standard. ................ .14
Setting the EMS Set Points (Available in 420MOD only)
14
Combustion Air Damper Output ..........15
External Input Mode ................15
Burner Type ....................15
Total Boilers ....................15
Staging. ..................... .15
Sequence .....................16
Control Logic. .................. .16
Sensor Fault ....................16
Setting the Control to Factory Defaults .......16
Operating Settings . ................ .17
Program Change Settings .............17
Season. ..................... .17
Set Point (Not Adjustable in EMS Mode) .....17
Outdoor Cutoff Temperature . .......... .17
System Settings ...................17
Program Change Settings .............18
Stage Settings ....................18
Reaction Time ...................18
Purge Delay ....................18
Minimum Runtime .................18
Standby Delay ...................18
Last Stage Hold ..................19
Lead Settings ....................19
Lead Boiler. ................... .20
Rotate Mode . .................. .20
Setback Schedule ..................20
Setback ......................20
Day/Night Schedules ...............21
Set Present Time .................21
Combustion Air Damper Operation .........21
Run-On ......................21
System Exercise . ................ .21
Maintenance .....................21
System & Outdoor Sensor Trim ..........22
History ........................22
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Display . ..................... .22
Pressure Transducer Default Settings and Ranges24
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Program Change Settings .............26
Season. ..................... .26
Set Point (Not Adjustable in EMS Mode) .....27
Outdoor Cutoff Temperature . .......... .27
Setback ......................27
Day/Night Schedules ...............27
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