Water Heater User Manual

20
WATER HEATER INSTALLATION
T&P VALVE DISCHARGE PIPE
Explosion Hazard
Temperature-Pressure Relief Valve
must comply with ANSI Z21.22-
CSA 4.4 and ASME code.
Properly sized temperature-
pressure relief valve must be
installed in opening provided.
Can result in overheating and
excessive tank pressure.
Can cause serious injury or death.
         
   
      
        

Water Damage Hazard
Temperature-Pressure Relief Valve discharge
pipe must terminate at adequate drain.
•
CAUTION

         
            

         



T&P Valve Discharge Pipe Requirements:
 

 
 
 
 


 



 

WATER LINE CONNECTIONS

  

    





WATER (POTABLE) HEATING AND SPACE HEATING
  

   shall

  


         
      

   

THERMOMETERS (NOT SUPPLIED)
 in



WATER PIPING DIAGRAMS



    
         
          



           



NOTE:
         

         

        

