Install Instructions

4
Wiring Diagram Legends
1. Bold lines indicate action to be taken
in Step shown.
2. Grey lines indicate existing wiring.
PS-802-24
LWCO
HNB
UNI-MATCH
WATER FEEDER
WFE-24
Factory
Jumper
Bar
NHCWB
WNH
• Connect wire from terminal 'N' of water
feeder to terminal ''N' on LWCO.
• Connect wire from terminal 'H' of water
feeder to terminal 'H' on LWCO.
• Connect wire from terminal 'W' of water
feeder to terminal 'W' on LWCO.
Diagram 1
WFE-24 / PS-802-LWCO
WNH
PS-801-120
LWCO
UNI-MATCH
WATER FEEDER
WFE-120
Field or
Factory
Jumper
Wire
P123 45
• Connect wire from terminal 'N' of
water feeder to terminal '2' on LWCO.
• Connect wire from terminal 'H' of
water feeder to terminal '1' on LWCO.
• Connect wire from terminal 'W' of
water feeder to terminal '4' on LWCO.
Diagram 2
WFE-120 / PS-801-LWCO with numbered terminals
PS-801-120
LWCO
UNI-MATCH
WATER FEEDER
WFE-120
NHCWB
WNH
Factory
Jumper
Bar
• Connect wire from terminal 'N' of
water feeder to terminal 'N' on LWCO.
• Connect wire from terminal 'H' of
water feeder to terminal 'H' on LWCO.
• Connect wire from terminal 'W' of
water feeder to terminal 'W' on LWCO.
Diagram 3
WFE-120 / PS-801-LWCO with lettered terminals
WNH
BURNER
12
34
NEUTRAL
24 VAC
HOT
UNI-MATCH
WATER FEEDER
WFE-24
SERIES 67
LOW WATER
CUT-OFF
• Connect wire from terminal 'N' of
water feeder to 'Neutral' wire of
burner circuit.
• Connect wire from terminal 'H' of
water feeder to terminal '2' on
LWCO.
• Connect jumper wire connecting
terminals '2' and '3' of LWCO.
• Connect wire from terminal 'W' of
water feeder to terminal '4' on LWCO.
Diagram 4
WFE-24 / 67 with 24 volt burner circuit
WNH
BURNER
12
34
NEUTRAL
120 VAC
HOT
UNI-MATCH
WATER FEEDER
WFE-120
SERIES 67
LOW WATER
CUT-OFF
• Connect wire from terminal 'N' of water
feeder to 'Neutral' wire of burner circuit.
• Connect wire from terminal 'H' of water
feeder to terminal '2' on LWCO.
• Connect jumper wire connecting terminals
'2' and '3' of LWCO.
• Connect wire from terminal 'W' of
water feeder to terminal '4' on LWCO.
Diagram 5
WFE-120 / 67 with 120 volt burner circuit
WNH
BURNER
24V
TRANSFORMER
12
3 4
NEUTRAL
120 VAC
120 VAC
SUPPLY
HOT
UNI-MATCH
WATER FEEDER
WFE-24
SERIES 67
LOW WATER
CUT-OFF
• Install wire from burner circuit 'Neutral' wire to the trans
former input 'Neutral' terminal.
• Install wire from burner circuit 'Hot' wire to the transformer
input 'Hot' terminal.
• Install wire from transformer output 'Neutral' terminal
to terminal 'N' on the water feeder.
• Install wire from terminal 'W' on the water feeder to terminal
'4' on the low water cut-off.
• Install wire from transformer output 'Hot' terminal to terminal
'H' on water feeder and terminal '3' on low water cut-off.
NOTE: Transformer provided by others.
Diagram 6
WFE-24 / 67 with 120 volt burner circuit
WNH
BURNER
24V
TRANSFORMER
12
34
NEUTRAL
120V
HOT
UNI-MATCH
WATER FEEDER
WFE-120
SERIES 67
LOW WATER
CUT-OFF
• Install wire from burner circuit 'Neutral' wire to terminal 'N'
on water feeder.
• Install wire from burner circuit 'Hot' wire to terminal 'H' on
water feeder and terminal '3' on low water cut-off.
• Install wire from terminal 'W' on the water feeder
to terminal '4' on the low water cut-off.
Diagram 7
WFE-120 / 67 with 24 volt burner circuit