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10.1 - Wiring and connection diagram
Fig. 29
LEGEND :
W :
White
B :
Blue
Gy :
Grey
Br :
Brown
Bk :
Black
O :
Orange
R :
Red
Dk. G :
Dark green
Lt. G :
Light green
LEGEND :
L :
Phase
N :
Neutral
M/A: On/Off switch
E/H: Summer/Winter switch
TSE: Overheat safety cutout aquastat
TRC: Adjustable thermostat
TSF: Flue gas safety cutout thermostat
Notes :
- Electric power leads factory provided at right rear of unit. Permanently field splice 120-1-60 field provi-
ded power circuit leads in NEC junction box.
- Control circuit leads factory provided at right rear of the unit are 24 volt, NEC class 2 for connection to
a room thermostat.
120 V / 60 Hz / + earth
- 30 -
V1: On light
V2: Burner safety shutdown light
C :
Burner connector
F :
Fuse (6,3 A)
R :
Relay
T :
Main transformer 120/24 volts
CC : Circulating pump
INSTALLATION
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