Circuit Diagrams - Buderus Logano G115/3 WS Installation And Service Instructions Manual

12

Circuit diagrams

12 Circuit diagrams
N L
Neutral Hot
Fuse
Service
Switch
WMO-1*)
Riello F3 or F5 Series Oil fired Burner
Using a L7248C1006 Aquastat –
1) Connect room thermostat or end switch wiring to the "T T" terminals of the L7248C aquastat.
2) Connect incoming 120 Vac power source to L1 on the L7248C aquastat .
3) Connect a neutral to "L2" on the L7248C aquastat.
4) Connect black wire in wire harness to terminal B1 of the L7248C (the "L" terminal on the Riello burner terminal block).
5) Connect white wire in wire harness to terminal B2 of the L7248C (the "N" Terminal on the Riello burner terminal block).
6) Connect green wire to ground screw on L7248C (the ground connection on Riello Burner).
7) Red wire is not used in this application.
*) Canadian installations: Install in series with start wire to the burner (phase).
Fig. 48 Circuit diagram 1
50
Riello F3 or F5 Series Oil Burner Wiring
Thermostat,
aquastat, or end
switch,
T
T
L1
Honeywell
L2
Operating
Aquastat
C2
(L7248C1006)
B2
C1
Ground
B1
Red wire- NOT USED IN
THIS APPLICATION
Terminal strip on Riello Burner
N
Ground
Green wire
White wire
Black wire
Logano G115 WS US/CA – 6 720 813 418 (2019/09)
X L
Quick connect
plug
Low Voltage
Field installed
Field wiring
Factory wired