UTICA BOILERS UB95M-200 Installation, Operation & Maintenance Manual page 43

APPENDIX A - BOILER PIPING AND WIRING
Piping Diagram 10 : Bypass Piping (4-Way Valve Option With Circulator On Supply)
TO SYSTEM
FROM SYSTEM
WATER INLET
EXPANSION
TANK
BOILER
ALTERNATE
CIRCULATOR
LOCATION
Piping Diagram 11 : Multiple Boiler Piping
TO SYSTEM FROM SYSTEM
12" MAX 12" MAX
WATER INLET
EXPANSION TANK
ALTERNATE
ALTERNATE
CIRCULATOR
CIRCULATOR
LOCATION
LOCATION
BOILER
BOILER
2
1
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