Install Instructions

14
The diagrams on the following pages represent the AR861-3II. The AR861-
2II is wired in a similar fashion.
Priority
T-Stat
Primary Wiring
Class 2 Wiring
AR861-3II
Primary Wiring
Jumper
Priority
Circ
L4006A
T-Stat
T-Stat
Circ
L2
G
W
L
A R
GZ1
T1
T1
T2
T2
T3
T3
HZ1
GZ2
HZ2
GZ3
HZ3
G
Circ
120 VAC
L1
Hot
Milli Volt
Gas Valve
AR861-2II & AR861-3II APPLICATIONS




Each of the low voltage controllers (SPST Thermostats) will actuate a circulator
and start the burner when used in conjunction with an isolated switch aquastat.
Jumper:
To be placed between terminals
L
and
W
. In this position
A
and
R
become the isolated end switch. (Jumper is factory installed in this position)
Terminals
A
and
R
Isolated End Switch