12
Circuit diagrams
Logano G115 WS US/CA – 6 720 813 418 (2019/09)
52
Fig. 50 Circuit diagram 3
Becket NX Burner Wiring
Becket NX Wiring Schematic -
With a L7248C1006 Aquastat –
1) Connect room thermostat or end switch wiring to the T T terminals of the L7248C Aquastat.
Note: DO NOT CONNECT ROOM THERMOSTAT TO THE “T T” TERMINALS OF THE R7184B OR 7505B PRIMARY CONTROL!
2) Connect 120 Vac power source to L1 on the L7248C aquastat.
3) Connect neutral source to L2 on the L7248C aquastat.
4) Connect the black wire in wire harness to B1 of the L7248C (the black wire on the R7184B or 7505B Primary Control).
5) Connect the white wire in wire harness to B2 of the L7248C (the white wire on the R7184B or 7505B Primary Control).
6) Connect the green wire in the wire harness to ground screw on the L7248C (the ground connection on the R7184B or 7505B Prima ry Control).
7) Install a jumper wire on the T T terminals of the R7184B or 7505B Primary Control.
Field wiring
Factory wired
Violet
Orange
Blue
Yellow
Black
Honeywell R7184B series Primary Control
or Beckett Genisys 7505B Primary Control
Low Voltage – Field
installed
T
T
A
A
Yellow
White
Burner Junction Box
Field installed
jumper
CAD
Cell
Green wire
Black wire
White wire
Quick
connect plug
Ground
T
B1
Honeywell
Operating
Aquastat
(L7248C1006)
Ground
T
Thermostat,
aquastat, or end
switch,
C1
C2
L1
B2
L2
Fuse
Service
Switch
N
Neutral
L
Hot
WMO-1*
Red
*) Canadian installations: Install in series with start wire to the burner.
