Manuals / Delta / Household Appliance / Electric Heater

Delta 35, 30 External Wiring, Typical Zone Relay Panel Wiring, Storage Tank Recirculation Wiring

Models: 45 30 35 40 F-25

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Fig. 20: Typical Zone Relay Panel Wiring

External Wiring

Thermostat	Thermostat	Thermostat
Zone 1	Zone 2	Zone 3

R C T1 T1

T2 T2

T3 T3

L2 ZC L1 X1 X2

PR PR C1 C1

C2 C2

C3 C3

N H	C	1
120V
	ELITE
			Zone 1	Zone 2	Zone 3
	"Room Thermostat"
			Circulator	Circulator	Circulator
	Snap-Set

Fig. 20: Typical Zone Relay Panel Wiring

Storage Tank

Thermostat

	120					Honeywell
	VAC					Honeywell
	VAC					R845A
H	N					R845A
H	N					Relay
						Relay
	2	1	4	3	5	6

Bronze

Circulator

Fig. 21: Storage Tank Recirculation Wiring

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Image 41

Delta 35, F-25, 30, 45, 40 warranty External Wiring, Typical Zone Relay Panel Wiring, Storage Tank Recirculation Wiring

Contents

F-25/30/35/40& Combination Heaters M A N U A LInput from 100,000 to 199,000 Btu/hr PRODUCT AND SAFETY INFORMATION Table of ContentsSECTION I - PRE-INSTALLATIONITEMS SECTION II - COMBUSTION AIR AND VENTINGSECTION V - PRIMARY PIPING Table of ContentsSECTION VI - VENTING SECTION VII - FUEL PIPINGSECTION VIII - INTERNAL WIRING Table of ContentsSECTION IX - EXTERNAL WIRING SECTION XI - START-UPPROCEDURESSECTION XII - TEMPERATURE LIMITS Table of ContentsSECTION XIII - CHECK-OUTPROCEDURES SECTION XIV - INSTALLATION RECORDDANGER Product & Safety InformationNOTICE BEST PRACTICESDANGER Product & Safety InformationBURN DANGER Product & Safety InformationDANGER NOTICE•pH & chloride limits for the ELITE are Product & Safety InformationPre-InstallationItems SECTION I - Pre-InstallationItemsTop and vent hood area - 36 inches Pre-InstallationItemsBEST PRACTICES NOTICE Combustion Air and VentingBEST PRACTICES Combustion Air and VentingWood louvers will provide 20 to 25% free area Unit Preparation SECTION III - Unit PreparationBEST PRACTICES NOTICECompletion of Hydrostatic Test and Draining Unit PreparationDomestic Piping SECTION IV - Domestic PipingDANGER Domestic PipingThermostatic Mixing Valve Domestic Piping Multiple Units InstallationDANGER Storage Tank ApplicationTR/SMART Series Application Domestic Piping DiagramsDomestic Piping Fig. 3: ELITE With Recirculation Domestic PipingDomestic Piping Domestic PipingFig. 5 : ELITE with Storage Tank Fig. 6: ELITE with TR/SMART Indirect Water HeaterPrimary Piping SECTION V - Primary PipingBEST PRACTICE BEST PRACTICECirculator Primary PipingNOTICE NOTICEPrimary Piping System Piping - Multiple Units InstallationNOTICE NOTICEPrimary Piping Near Appliance PipingFig. 7 : Near Appliance Primary Piping with a Diaphragm Type Expansion TankPrimary Piping • Install balancing valves toCirculator Primary PipingTriangleTube Primary PipingTriangleTube TriangleTubeDANGER SECTION VI - VentingVenting Oil Vent - Direct Vent Applications VentingFig. Fig. 13ABEST PRACTICE VentingNOTICE BEST PRACTICEGas Fired Installations Vent ConnectorsVenting BEST PRACTICENOTICE SECTION VII - Fuel PipingFuel Piping Pipe Sizing - Natural Gas Fuel PipingNatural Gas Supply Pressure Requirements Pipe Sizing - Propane GasGeneral Oil Piping Guidelines Fuel PipingNOTICE SECTION VIII - Internal WiringInternal Wiring Wire Color Code Internal Wiring120V Factory Wiring 24V Factory WiringNOTICE SECTION IX - External WiringExternal Wiring 3 Wire Zone Valve External Wiring4 Wire Zone Valve Fig. 19: Field wiring with zone circulators External WiringHoneywell Thermostat R845A zone Relay 120 VAC H NFig. 21: Storage Tank Recirculation Wiring External WiringFig. 20: Typical Zone Relay Panel Wiring Start-UpPreparation SECTION X - Start Up PreparationNOTICE NOTICENOTICE Start-UpPreparationUse of Antifreeze in the Primary System NOTICENOTICE Start-UpPreparationCheck Low Water Cut-OffDevice NOTICEStart-UpProcedures SECTION XI - Start-UpProceduresTable 2: Recommended Combustion Levels Start-UpProceduresTemperature Limits SECTION XII - Temperature LimitsDANGER NOTICESetting the Thermostatic Mixing Valve Temperature LimitsNOTICE NOTICENOTICE SECTION XIII- Check-OutProceduresCheck-OutProcedures Installation Record SECTION XIV - Installation RecordReplacement Parts SECTION XVII - Replacement PartsReplacements Parts NOTICEFig. 24: Jacket Components Replacements PartsFig. 25: Control Panel Components Replacements PartsFig. 26: Electrical Panel Components Replacements Parts24V Circuit 120 V CircuitFig. 27: Side view SpecificationsFig. 28: Rear view Fig. 29: Top view of ELITEModel SpecificationsPhase III Indirect Fired Water Heaters from Triangle Tube/PhaseTTP Brazed Plate Heat Exchangers Maxi-floPool and Spa Heat Exchangers