American Water Heater Commercial Gas NonDampered Water Heater CG3275T75 CG32100T77 User Manual

31
NOTES:
1. Preferred piping  diagram.
2.  The temperature and pressure relief valve setting shall not exceed press\
ure rating of any component in the system.
3.  Service valves are shown for servicing unit. However , local codes shall govern their usage.
4.  The  Tank  Temperature Control should be wired to and control the pump between the w\
ater heater(s) and the storage tank(s).5.  The water heater ’s  operating thermostat should be set 5 degrees F higher than the T ank Temperature Control.SINGLE F...

32
NOTES:
1 .  Pref erred  piping  diagram.
2 .  The t emperat ure and  pressure  relief valve  setting  shall not exceed  pressure  rating  of  any  component  in the  syst em.
3 .  Servic e v alv es  are s hown f or serv icing  unit. However , local  codes  shall govern t heir usage.
4 .  The  Tank  Temperat ure Cont rol should  be wired t o and  control the pump  between t he wat er heat er(s)  and the storage t ank(s).SINGLE F LUE  - (2 UNITS)
LEGEND
TEMPERA TURE & PRESSURE
RELIEF V ALVEPRESSURE...

33
NOTES:
1 .  Pref erred  piping  diagram.
2 .  The t emperat ure and  pressure  relief valve  setting  shall not exceed  pressure  rating  of  any  component  in the  syst em.
3 .  Servic e v alv es  are s hown f or serv icing  unit. However , local  codes  shall govern t heir usage.SINGLE F LUE  - (2 UNITS)  TWO TEMPERA TURE ONE PRE-HEA TER/ONE BOOSTER HEA TER
LEGEND
TEMPERATURE & PRESSURE
RELIEF V ALVEPRESSURE RELIEF V ALVECIRCULA TING PUMPTA NK  TEMPER AT URE CO NTR O LDRAIN
FULL  PORT BALL  VAL...

34
notes 

35
notes 

36