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Part Number 550-110-032/0607
Standing Pilot Boilers — Control Supplement
Figure 2
EG-75 water boilers without tankless heaters
Figure 1
1. Mount and wire controls per wiring diagram, page
4, and Figure 1.
a. Attach junction box inside left jacket panel with #8-32
x ½” machine screws provided.
b. Install transformer with plug-in relay receptacle and
relay.
c. Operating and limit circuit wiring must be 18 gauge
or heavier.
2. Bring supply wiring to boiler. Must be 14 gauge or
heavier.
3. Proceed to page 12.
1. Mount and wire controls per wiring diagram, page
4, and Figure 2.
a. Attach junction box inside left jacket panel with
#8-32 x ½” machine screws and green ground nuts
provided.
b. Install transformer with plug-in relay receptacle and
relay. In Canada, use chain and hook strain relief.
c. Operating and limit circuit wiring must be 18 gauge
or heavier.
2. Bring supply wiring to boiler. Must be 14 gauge or
heavier.
3. Proceed to page 12.
EG-30 thru -65 water boilers without tankless heaters
Control installation
For your safety, turn off electrical power supply and turn off external gas supply valve before attempting to work on the
boiler. Failure to comply can cause severe personal injury, death or substantial property damage.