InstallingInstallationDuct/Air-PlumbingConditioning
TYPICAL BOILER HOT WATER PIPING SHOWING AIR REMOVAL SYSTEM, PROVISIONS FOR THE EXPANSION OF WATER AND THE AUTOMATIC COLD WATER SUPPLY. ALSO SHOWN IS THE AUTOMATIC MIXING VALVE.THIS COULD ALSO BE DONE BY (2) CLOSELY SPACED TEE'S.THE PROPER PIPING FOR THE INTENDED USE WILL BE DETERMINED BY THE INSTALLING CERTIFIED PLUMBER OR HVAC CONTRACTOR.
NOTE: ALWAYS REFER TO THE INDIVIDUAL COMPONENTS RECOMMENDED INSTALLATION INSTRUCTIONS FOR THE PROPER MOUNTING POSITION AND LOCATION WITHIN THE PIPING SYSTEM.
NOTICE: When installing with the Atmospheric Conversion, all of the |
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pressurized system components shown are not necessary. Air vents or | AIR VENT | ** THERMOMETER | |
bleeders should be removed from the plumbing system to prevent air |
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AIR SCOOP |
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from entering the lines. Control dipswitch #6 must be “ON”. |
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| SYSTEM SUPPLY 3/4" | |
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| AUTOMATIC |
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| VALVE | MIXING VALVE |
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* AUTOMATIC AIR VENT |
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* TEMP/PRESSURE |
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| COLD WATER |
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| SUPPLY 1/2" | |
GAUGE | EXPANSION TANK |
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* PRESSURE | (DIAPHRAGM TYPE) |
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UNION |
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RELIEF VALVE |
| PRESSURE REDUCING VALVE | CHECK VALVE (OR BACKFLOW |
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| (PRV) OR COMBINATION PRV | PREVENTER IF REQUIRED) |
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| AND RELIEF VALVE |
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* 3/4" NPT MALE PLUG |
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PIPE TO WITHIN 6" OF THE |
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FLOOR OR A FLOOR DRAIN |
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| SENSING BULB |
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UNION | SYSTEM RETURN 3/4" |
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* BOILER DRAIN, 3/4" NPT MALE X 3/4" HOSE
NOTE: Cold return water temperature (Sustained temperatures below 140 degrees Fahrenheit) will lead to condensation or moisture in the firebox. This moisture can lead to creosote formation. To help minimize moisture and creosote, it is strongly
recommended that some method of temperature balance is incorporated into the* ITEMS SUPPLIED return system.
** OPTIONAL
EXAMPLE OF TYPICAL TANKLESS DOMESTIC HOT WATER PIPING
HIGH TEMPERATURE WATER | TEMPERED HOT WATER TO | |
SHOWERS AND FAUCETS | ||
( IF NEEDED ) | ||
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INLET
OUTLET
NOTE: ALWAYS REFER TO THE INDIVIDUAL COMPONENTS
RECOMMENDED INSTALLATION INSTRUCTIONS FOR THE PROPER
MOUNTING POSITION AND LOCATION WITHIN THE PIPING
SYSTEM.
CUSTOMER SUPPLIED SS
PLATE HEAT EXCHANGER
MIXING VALVE
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DOMESTIC WATER |
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| MIXING VALVE SET TO DESIRED WATER TEMPERATURE. | ||
OUTLET |
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| NORMALLY NOT MORE THAN 120 DEGREES. | ||
HOSE BIB TO BACKFLUSH COIL IF NEEDED | ||||||||||||||||||
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DOMESTIC WATER
INLET
SAFETY RELIEF VALVE
HOSE BIB
FLOW REGULATOR
ISOLATION VALVE
COLD WATER SUPPLY
FLOW REGULATOR WILL NEED TO MATCH THE GPM RATING OF THE DOMESTIC COIL.
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