12/16 CC1N7421E December 04, 1998 Landis & Staefa Division
Other application examples
Burner without fan assistance and
without «LP»
Burner with fan control via auxiliary contactor «HS»
with «LP»
Legend
AGK25... PTC resistor LP Air pressure monitor
AL Fault status signal (alarm) LR Load controller
BV... Fuel valve M Fan motor
Dbr... Wire link MS Synchronous motor
EK2 Remote lockout reset button NL Nominal load
FE Detector electrode QRA... UV detector
FS Flame signal R Control thermostat / pressurestat
GP Gas pressure monitor RV Gas regulation damper
HS Main switch SA Actuator SQN...
K1...4 Internal relays SB Safety limit thermostat
KL Low flame t Time
LK Air damper W Limit thermostat / pressure monitor
LKP Air damper position Z Ignition transformer
23
11 6
AGK
7421a04/1098
*
12
2
3
11
6
GP/SB
R/W
L
N
M
HS AGK25
LP
7421a05/0398
* Note:
different from LGB2...
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