Xylem McDonnell & Miller Uni-Match WF2 Series - Page 8

8
WNH
BURNER
24V
TRANSFORMER
12
34
NEUTRAL
120V
HOT
UNI-MATCH
WATER FEEDER
WF-U-24
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 WF2-U-120 / 67 with 24 volt burner circuit
WNH
MILLIVOLT
BURNER
CIRCUIT
12
34
NEUTRAL
HOT
120V
UNI-MATCH
WATER FEEDER
WF2-U-120
SERIES 67
LOW WATER
CUT-OFF
• Install wire from 120 volt circuit 'Neutral' wire to
terminal 'N' on water feeder.
• Install wire from 120 volt 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 8 WF2-U-120 / 67 with millivolt burner circuit
WNH
MILLIVOLT
BURNER
CIRCUIT
12
34
NEUTRAL HOT
24V
TRANSFORMER
120V
UNI-MATCH
WATER FEEDER
WF2-U-24
SERIES 67
LOW WATER
CUT-OFF
• Install wire from 120 volt circuit 'Neutral' wire to
the transformer input 'Neutral' terminal.
• Install wire from 120 volt 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 transformer output 'Hot' terminal
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.
NOTE: Transformer provided by others.
Diagram 9 WF2-U-24 / 67 with millivolt burner circuit