Piping Diagrams and Application Information
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Piping Diagrams

Non-condensing Gas Water Heaters, Electric Water Heaters and QuickDraw Steam and Boiler Water Heaters
Domestic Water Side Piping Source Steam and Boiler Water
Single Heater 1 Heater with 1 tank Steam Piping to Water Heaters
Two Heaters - balanced 1 Heater with 2 tanks Boiler Water system considerations
Two Heaters - rev. return 2 Heaters with 1 tank  
3 or more Heaters 2 Heaters with 2 tanks  

Direct Combustion Air Instructions

TURBOPOWER and TURBOPOWER LOW NOx
MAXIM Standard and MAXIM Low NOx (greater than 399,000 BTU)
MAXIM Standard and MAXIM Low NOx (199,000 to 399,000 BTU)

MAXIM IFB
POWER VT and POWER VT LOW NOx