Weil-McLain PFG-7 - Manual (Page 7)

7 Part Number 550-110-031/0605
Control Supplement — Standing Pilot Boilers
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.
Figure 2
Control installation — PFG-6 & 7 water boilers
1. Mount and wire controls per wiring diagram, page
6, and Figure 2.
2. Operating and limit circuit wiring must be 18 gauge
or heavier (as supplied with the boiler).
3. Bring supply wiring to boiler. Must be 14 gauge or
heavier.