CleaverBrooks FLX Operation, Service And Parts Manual page 69

Packaged boiler
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Sequence Of Operation
MNEMONIC
A
Amber (Color Of Pilot Light)
AAFL
Atomizing Air Failure Light
AAFR
Atomizing Air Failure Relay
AAPL
Atomizing Air Proven Light
AAPS
Atomizing Air Proving Switch
AAPS-B
Atomizing Air Proving Switch- Burner
AAPS-C
Atomizing Air Proving Switch- Compressor
AASS
Atomizing Air Selector Switch
AB
Alarm Bell
ACCR
Air Compressor Control Relay
ACM
Air Compressor Motor
ACMCB
Air Compressor Motor Circuit Breaker
ACMF
Air Compressor Motor Fuses
ACMS
Air Compressor Motor Starter
ACMSI
Air Compressor Motor Starter Interlock
AH
Alarm Horn
ALFR
Assured Low Fire Relay
ALWCO
Auxiliary Low Water Cutoff
AM
Ammeter
AMS
Atomizing Media Switch
AOV
Auxiliary Oil Valve
APR
Air Purge Relay
APV
Air Purge Valve
AR
Alarm Relay
AS
Auxiliary Switch (Suffix)
ASR
Alarm Silencing Relay
ASS
Alarm Silencing Switch
ASV
Atomizing Steam Valve
AT
Annunciator Transformer
AWCBDS
Auxiliary Water Column Blowdown Switch
B
Blue (Color of Pilot Light)
BC
Bias Control
BDCS
Breeching Damper Closed Switch
BDOS
Breeching Damper Open Switch
BDRS
Blowdown/Reset Switch
BFPL
Boiler Feed Pump Light
BFPM
Boiler Feed Pump Motor
BFPMCB
Boiler Feed Pump Motor Circuit Breaker
BFPMF
Boiler Feed Pump Motor Fuses
BFPMS
Boiler Feed Pump Motor Starter
BFPS
Boiler Feed Pump Switch
BFTS
Back Flow Temperature Switch
BHS
Boiler - Header Switch
BIOL
Boiler in Operation Light
BIOR
Boiler In Operation Relay
BM
Blower Motor
BMCB
Blower Motor Circuit Breaker
BMCR
Blower Motor Control Relay
BMF
Blower Motor Fuses
BMPR
Blower Motor Power Relay
BMPS
Blower Motor Purge Switch
BMR
Blower Motor Relay
BMS
Blower Motor Starter
BMSI
Blower Motor Starter Interlock
BMSS
Boiler Master Selector Switch
750-177
DESCRIPTION
A
B
Figure 4-1: Electrical Nomenclature
MNEMONIC
BS
Burner Switch
BSS
Boiler Selector Switch
BWPM
Booster Water Pump Motor
BWT
Booster Water Thermostat
CAFL
Combustion Air Failure Light
CAFR
Combustion Air Failure Relay
CAP
Capacitor
CAPS
Combustion Air Proving Switch
CCCB
Control Circuit - Circuit Breaker
CCF
Control Circuit Fuse
CCRS
Control Circuit Reset Switch
CCT
Control Circuit Transformer
CIPL
Changeover In Progress Light
CL
Canopy Light
CLS
Canopy Light Switch
COPS
Changeover Pressure Switch
COR
Changeover Relay
COTD
Changeover Time Delay
CPOL
Control Power on Light
CR
Control Relay
CSSS
Control System Selector Switch
CWPM
Circulating Water Pump Motor
CWPMCB
Circulating Water Pump Motor Circuit Breaker
CWPMF
Circulating Water Pump Motor Fuses
CWPMS
Circulating Water Pump Motor Starter
CWPMSI
Circulating Water Pump Motor Starter Interlock
CWPR
Circulating Water Pump Relay
CWPS
Circulating Water Pump Switch
CWSV
Cooling Water Solenoid Valve
D
Denotes Digester Gas Equipment (Prefix)
DCVM
Direct Current Voltmeter
DG
Draft Gauge
DGHPV
Digester Gas Housing Purge Valve
DHWC
Deaerator High Water Control
DHWL
Deaerator High Water Light
DHWR
Deaerator High Water Relay
DISC
Disconnect (Entrance Switch)
DLWC
Deaerator Low Water Control
DLWL
Deaerator Low Water Light
DLWR
Deaerator Low Water Relay
DM
Damper Motor
DMT
Damper Motor Transformer
DNS
Day-Night Switch
DODE
Delay On Deenergization (Timer)
DOE
Delay On Energization (Timer)
DPS
Damper Positioning Switch
DS
Door Switch
EDS
Emergency Door Switch
ESS
Emergency Stop Switch
ETM
Elapsed Time Meter
FADM
Fresh Air Damper Motor
FADR
Fresh Air Damper Relay
FD
Flame Detector
Chapter 4
DESCRIPTION
C
D
E
F
4-5

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