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“BURNER”
“BURNER”
TH
TR
+
ROBERTSHAW
7000DERHC
GASVALVE
VENTDAMPER(NOTE2)
NOTE2
LESSVENT
DAMPER
2.ON BOILERSLESS VENTDAMPER,DAMPER HARNESSNOTUSED. REDAND BLUE
LEADSAREJUMPED TOGETHER USINGRED JUMPERWIRE.
RD
RD
RD
ALARM
ALARM
2
(NOTE 2)
2. WHEN DAMPERIS NOTUSED,DAMPER HARNESSIS REPLACEDWITH JUMPERPLUG.
PILOTVALVE
MAINVALVE
TH
TR
+
ROBERTSHAW
7000DERHC
GASVALVE
RD
RD
RD/YE
RD/YE - REDwithYELLOWTRACE
RD
BL
ALARM
ALARM
RD/YE
Figure B: Water Boiler Wiring (Less Tankless Heater)
4
Figure A: Steam Boiler Wiring