Diagram Reference Legend - Lennox Baltic BCK 020 Installation, Operating And Maintenance

ELECTRICAL DATA - wiring diagrams

DIAGRAM REFERENCE LEGEND

-A1 Soft starter
-B2 Smoke detection head
-B4 Gas manifold ionisation probe
-B6 Gas manifold ignition electrode
-B13 Dirty air filter pressure switch / air flow rate
-B14 Hot water battery antifreeze thermostat
-B16 Fire thermostat
-B17 Gas manifold smoke minimum gas pressure switch
-B19 Blower fan motor -MS1-MS2 stoptherme
-B21 Gas manifold extraction air pressure switch
-B23-B24 Extraction fan motor -ME1-ME2 stoptherme
-B25-B26 Electric battery -E1-E2 safety klixon
-B29 Gas manifold air flow rate safety klixon
-B32 Gas manifold flashback safety klixon
-B41-B42 Compressor -MG1-MG2 high pressure safety switch
-B45 Gas manifold 1 / gas manifold 2 regulation klixon
-B51-B52 Compressor -MG1-MG2 low pressure safety switch
-B61-B62 Compressor -MG1-MG2 high pressure control switch
-B71-B72 Condenser -MC1-MC2 fan motor stoptherme
-B81-B82 Scroll compressor -MG1-MG2 protection module
-BE50 Climatic 50 extension board
-BG10 CO2 sensor
-BH10 Regulation hygrometry probe
-BH11 External hygrometry probe
-BT10 Regulation temperature probe
-BT11 External temperature probe
-BT12 Blower temperature probe
-BT17 Return air sensor
-BT91-BT92 Defrost temperature sensor compressor 1-2
-BM50 Climatic 50
BX 50 Multiplexer Climatic 50
-C1-C2-C3-C4 Condensator
-E1-E2 Heater -E1-E2
-E11 Smoke detector printed circuit
-E14 Burner control box
-EF47 Gaz burner printed circuit
-F1 Secondary circuit -T1 128VA / 24V protection fuse
-KA31 Gas burner fault relay
-KE1-KE2 Heater -E1-E2 contactor
-KM1 Blower fan motor -MS1-MS2 contactor
-KM5 Extraction fan motor -ME1-ME2 contactor
-KM9-KM10 Condenser 1 / condenser 2 fan motor contactor
-KM11-KM12 Compressor -MG1-MG2 contactor
-MC1-MC2 Condenser -MC1-MC2 fan motor
-ME1-ME2 Extraction fan motor -ME1-ME2 contactor
-MG1-MG2 Compressor -MG1-MG2 contactor
-MR1 Economiser damper motor
-MR3 Fresh air damper motor
-MS1 Blower fan motor -MS1-MS2
-Q1 Blower fan motor -MS1-MS2 protection
-Q5 Extraction fan motor -ME1-ME2 protection
-Q9 Condenser -MC1-MC2 fan motor protection
-Q11-Q12 Compressor -MG1-MG2 protection
-QF1 Primary circuit protection -T1
-QF2 Primary circuit protection -T3
-QF3 Secondary circuit protection -T3
-QG Main switch
-QE1-QE2 Heater -E1-E2 protection
-T1 Control circuit transformer 400v / 24v
-T3 Burner power supply transformer 400 / 230v
-TCB control thermostat
UF Cooling unit
UT Air treatment unit
-V1 Electric heater static contactor
-YV2 Hot water 3-way valve
-YV11-YV12 Compressor -MG1-MG2 cycle reversing valve
-YV31 Burner gas solenoid valve
-YV41 Gas manifold safety solenoid valve
-YV51 Gas manifold main solenoid valve
-Z* Capacity resistance circuit
IOM / ROOFTOP BALTIC Series - 0704-E Page 127