Dunkirk Q95M-200 Installation, Operation & Maintenance Manual page 31

Wiring Diagram 2: Multizone Wiring With Zone Valves And Domestic Hot Water Priority (With Zone Valve)
SWITCH LEGEND
ON
1_7 OFF
_llow
White
t
24VAC
N
LINE
IN
N
ARGO AZqCUP
CONTROL
T_
ON
INDIRECT WATER
ROL HEATER AQUASTAT
] OR THERMOSTAT
STATUS
PRIORITY ON
PRIMARY PUMP
PRIORITY PUMP
X-X CONTACT
ZR ON
T T T T T T T T
,9,...... o _
!1\ /l\ /l\
ZC ON
\1!
O
/1\
_1 ONEVALvE/PUMP
PRIORITY
ZR-ZC
DPM-2
OPTION SWITCH
Boiler Control Panel
--I0 CNT1L1
--qO CNT2 L2
IOoNwT, CNC1 O
_ DHWT2 CH C2
A1 DHWC1
A2 DHW C2
N_
120 VAC
L>--
PRIMARY PRIORITY FROM BOILER
1 20VAC PUMP PUMP
@
I®°°°l_I°°°°l_ I°°°°l _
PRI ZONE / ZONE 2 / ZONE 3
1 2 3 4
'Z" _P_'_ C,RCULAToRCH & DHWBYsTEM _ _ _J 1_ 34_j SWITcHJUMPERUEND 1234 12j _ j___l, J_ J_ _ _ _ _
DO NOT USE -- t'_'_ END
SWITCH
_: a_ >,
_8y_ _u>-
4WlREZONE _D _ 0
WLVE ONlY _0_ _8 _ i _-BS°
aa I
Note: Install
wire jumper
between
terminals 3
and 4 when
using zone
valves
without an
end switch.