Genera L I Nform A T Ion - W Iring - ECR International COMBI 115 Installation, Operation And Maintenance Manual

Elect rical W iring I nform at ion:
All field wiring shall conform t o t he aut hority having
jurisdiction or, in the absence of such requirements to:
• USA: Nat ional Elect rical Code, ANSI / NFPA 70,
• Ca na da : Canadian Elect rical Code, Part I , CSA
C22.1: Safet y St andard for Elect rical I nst allat ions.
Wiring diagram s shown in t his m anual ut ilize ARGO™
Cont rols, t he opt iona l use of an I ndirect Dom est ic Hot
Wat er Tank, and opt iona l use of a H2O Buffer Tank.
Reference t he zone cont rol m anufact urer inst ruct ion
m anual for cont rol operat ion and priority set t ing of DHW
zones.
Open Therm
10k Ω DHW I ndirect
Tank Sensor ( 125
Unit Only)
or
DHW I ndirect Tank
Aquastat (Heating
Only Boilers)
* Ground Sensors using t erm inal 4
GEN ERAL I N FO RM AT I O N - W I RI N G
BOILER CONTROL
G
*
0- 10 V Connect ion
Zone Cont rol
End- Swit ch
1 K Ω
S
Out door
Reset
Sensor
D O N O T use 120 V t herm ost at
N o t e
t erm inals ( M1- # 1 and # 2) .
Pr ovide d W ir ing a nd Piping
N o t e
illust r a t ions a r e m e a nt t o show
syst e m conce pt s only. I nst a lle r
is r e sponsible for a ll e quipm e nt
r e quir e d by a ut hor it y ha ving
j ur isdict ion.
Do Not
Use
8
SUPPLY Cord
120V/ 60HZ
PN 240013694 REV. A [09/01/2022]