American Standard PFWF071A93ABA Installation Manual page 56

Option 5 - Field Installed Room
Thermostat, Orange J2 jumper removed,
Yellow J5 jumper removed
120 VAC Power
(Field Wiring)
L1 N
(HV)
Remove J1 if
External Limit
is Connected
Option 6 - Field Installed Room
Thermostat, Orange J2 jumper removed,
Blue J4 jumper removed, Yellow J5
jumper removed
120 VAC Power
(Field Wiring)
L1 N
(HV)
1
L
Remove J1 if
External Limit
is Connected
18-CG03D1-4
56
External
Limits
(e.g., LWCO)
(Field Supplied)
(Field Supplied)
G
L1
7 8
1 2 3 5 6
4
L N
J2
LWCO
POWER
(ORANGE)
J1
J2
Removed
External
Limits
(e.g., LWCO)
(Field Supplied) (Field Supplied)
G
L1
7 8
2 3 5 6
4
N
J2
POWER LWCO
(ORANGE)
J1
J2
Removed
System Configuration
1. Pump Runs on Call from Room Thermostat OR
if Water Temperature is Above Supply Water
Thermostat setting
2. Burner Cycles with Supply Water Thermostat
during Call from Room Thermostat. Burner
Operation is Prevented when Room Thermostat
Circ Pump
is Satisfied
Setup
1. Remove Orange J2 jumper
2. Remove Yellow J5 jumper
External Limits (where required)
1. Remove Black J1 jumper
2. Connect External Limit to 5 & 6 Terminals
G
N
9 10 11
13 14 15 16 17 18
12
L N
PUMP
Room Thermostat
System Configuration
1. Pump Runs off Room Thermostat
2. Burner Cycles with Supply Water Thermostat
during Call from Room Thermostat; Burner
Operation is Prevented when Room Thermostat
is Satisfied
Setup
Circ Pump
1. Remove Orange J2 jumper
2. Remove Blue J4 jumper
3. Remove Yellow J5 jumper
External Limits (where required)
1. Remove Black J1 jumper
2. Connect External Limit to 5 & 6 Terminals
G
N
9
10 11
13 14 15 16 17 18
12
L N
PUMP
Room Thermostat
(Field Supplied)
19 20 21 22 23 24
J4 J5
T T
(YELLOW)
(BLUE)
J4
J5
Removed
(Field Supplied)
19 20 21 22 23 24
J5
J4
T T
(YELLOW)
(BLUE)
J5
Removed
J4
Removed
(LV)
(LV)