Delta F-25 - Manuals

iv Table of Contents SECTION XII - TEMPERATURE LIMITS Setting Primary Thermostat Limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42Adjustment of Secondary Thermostat Limit . . . . . . . . . . . . . . . . . . . . . . . 42Setting the Thermostatic Mixing Valve . . . . . . . . . . . ...

Product & Safety Information 1 Indicates the presence of a hazardoussituation which, if ignored, will resultin death, serious injury or substantialproperty damage. Indicates a potentially hazardous situ-ation which, if ignored, can result indeath, serious injury or substantialproperty damage. In...

Product & Safety Information 2 Bacteria can develop in the domesticwater system if certain minimum watertemperatures are not maintained. Water temperature over 125ºF can causesevere burns instantly or death fromscalds. • Children, disabled and elderly are athighest risk of being scalded. - Never...

3 Product & Safety Information Do not use this appliance if any parthas been under water. Immediately calla qualified service technician to inspectthe appliance and to replace any part ofthe control system which has beenunder water. WHAT TO DO IF YOU SMELL GAS - Do not try to light any appliance...

4 Product & Safety Information OPERATING RESTRICTIONS • Maximum working pressure for inner(domestic water) tank is 150 psig. • Maximum working pressure for outer(primary water) tank is 45 psig. • Inner tank has factory installedTemperature & Pressure Relief Valvewith an AGA rating of 100,000...

Pre-Installation Items 5 SECTION I - Pre-Installation Items Code Compliance This product must be installed in accor-dance to the following: • All applicable local, state, national and provincial codes, ordinances, regula-tions and laws. • The National Fuel Gas Code NFPA54/ ANSI Z332.1 - Latest editi...

Pre-Installation Items To provide serviceability to the unit it isrecommended that the following clear-ances be maintained: Top and vent hood area - 36 inches. Front and burner area - 24 inches. Rear and primary piping areas - 12inches. When installing the ELITE in a confinedspace, sufficient air mu...

Combustion Air and Venting 7 SECTION II - Providing Air for Combustion and Ventilation The installer must provide adequatecombustion and ventilation to the area inwhich the ELITE is installed. Providingadequate air ensures proper combustionand reduces the potential risk of severepersonal injury or d...

8 Combustion Air and Venting The installer should compensate for any lou-vers, grilles or screens when determining thefree air of the opening. The installer shouldrefer the louver or grille manufacturer ’sinstruction for determining free area. Inabsence of the manufacturer’s instructions theinstalle...

9 Unit Preparation SECTION III - Unit Preparation Handling Instructions The ELITE is generally easier to handle andmaneuver once removed from the shipping car-ton and pallet. To remove the shipping carton and pallet: a. Remove the shipping straps and open the top of the shipping carton to removethe ...

10 Unit Preparation 7. Ensure constant gauge pressure has been maintained throughout the 10 minute test.Check for leaks at all fitting joints. Repairif found. Leaks must be repaired immediatelywhen detected. Failure to repair leakscan damage the unit, resulting in sub-stantial property damage. 8. Ch...

11 Domestic Piping SECTION IV - Domestic Piping General Piping Requirements • All plumbing must meet or exceed all local, state and national plumbing codes. • Use pipe dope or tape suitable for potable water. • Use isolation valves to isolate systemcomponents. • Install unions for easy removal of th...

Domestic Piping 12 The installer must install discharge pipingonto the T&P relief valve. The dischargepiping must be: • Made of material serviceable for tem-peratures of 250ºF or greater. • Directed so that any hot water dis-charge flows away from all persons. • Directed to a suitable place of d...

Domestic Piping 3. Solder the U-Tube Assembly onto the adapter. (See Fig. 1) 4. Once the adapter has sufficiently cooled, re-insert the check valve assem-bly making sure of orientation andreconnect onto the mixing valve. If the installation of the ELITE requiresdomestic hot water for a commercial di...

14 Domestic Piping TR/SMART Series Application For applications requiring large volumes ofdomestic hot water over an extended period,the installer may include a Triangle TubeTR/SMART Indirect Water Heater in conjunc-tion with the ELITE. (See Fig. 6 page 16) The domestic system recirculation, if used...

15 Domestic Piping 7 8 1 To dishwasher ifpermitted by codes 2 3 Optional recirculation line 3 12" Heat trap Cold water inlet 4 3 3 6 9 Fig. 3: ELITE With Recirculation 1. Mixing valve with check valve2. Flow check valve3. Shut off valve4. Backflow preventer or pressure reducing valve* 6. Thermal...

Primary Piping SECTION V - Primary Piping General Piping Requirements Low Water Cutoff Device - The ELITE is equipped with a factoryinstalled pressure switch style Low WaterCut Off device. - The minimum operating system pressureallowable with this device is 10 psig. - Check local codes which require...

Primary Piping DO NOT install automatic air vents on aclosed-type expansion tank system. Airmust remain in the system and bereturned to the expansion tank to pro-vide an air cushion. An automatic airvent would cause air to be vented fromthe system resulting in a water-loggedexpansion tank. Circulato...

19 Primary Piping If the radiant system tubing contains nooxygen barrier, a stainless steel heatexchanger must be used. Failure toinstall a heat exchanger could lead topremature failure of the outer tank andvoid any warranty claim. Radiant heating system piping shouldinclude a means of regulating th...

20 Primary Piping 1 2 12" Max. To system 4 7 5 2 2 3 2 From system Cold Water fill supply Supply flow 2 Return flow 8 8 1 To system 2 2 12" Max. 3 4 7 6 2 2 2 Supply flow Return flow From system Cold Water fill supply Near Appliance Piping 1. Appliance Circulator2. Shut Off valve3. Expansion...

21 Primary Piping 1 12" max. 2 2 3 6 2 3 6 2 3 2 3 2 2 2 5 L O A D L O A D 1 2 2 2 2 2 5 2 4 6 4 12" max. L O A D L O A D Fig. 8: Primary piping - Zoning with Circulators Fig. 9: Primary Piping - Zoning with Zone Valves 1. Appliance circulator2. Shut-off valves3. Flow check valve4. Zone valv...

22 Primary Piping 1 8 2 3 2 7 6 5 2 5 H M C LOAD Fig. 10: Primary Piping - Low Temperature Radiant System Note: Adjust system temperature valve to establish maximum sup-ply/return temperature differen-tial of 30ºF and a minimum130ºF return water temperatureto the ELITE 1. Circulator2. Shut Off valve...

24 Venting SECTION VI - Venting Oil Vent - General Requirements Improper installation of vent systemcould cause improper draft causing fluegas leakage and carbon monoxide emis-sions, which could cause severe personalinjury or death. Installation must comply with local require-ments for oil burning a...

25 Venting Install a barometric control device in the ventconnector as shown in Fig. 13 and 13A andadjust per the manufacturer’s instruction whenexcess draft needs to be relieved or whenapplicable codes require a device. Install an induced draft fan in the chimney forapplications in which: - Excessi...

Venting 26 Gas Venting -General Requirements The venting system must be installed in accor-dance with: - NFPA 54 National Fuel Gas Code, ANSIZ223.1. - NFPA 211 Standard for Chimneys, Ventand Solid Fuel Burning Appliances. For installations in Canada the venting systemmust be installed in accordance ...

27 Venting Vent Connectors - When a vent connector must be locatedin or pass through an un-conditionedspace, attic or crawl space, that portionof the vent connector must be listed asType B or other approved material hav-ing equivalent insulation qualities. - The minimum clearance to com-bustibles fo...

28 Fuel Piping SECTION VII - Fuel Piping Gas Supply Piping Connection The gas supply piping must be installedin accordance to all applicable local,state and national codes and utilityrequirements. 1. Remove the burner jacket hood. Refer to Fig. 15 to pipe gas supply to the burner. a. Install a pipe ...

29 Fuel Piping Pipe Sizing - Natural Gas 1. Refer to Table 1 for pipe length and diame- ter requirements. Based on rated ELITEinput (divide by 1,000 to obtain cubic feetper hour). - Table 1 is based on Natural Gas with aspecific gravity of 0.60 and a pressuredrop through the gas piping of0.30”w.c.. ...

30 Fuel Piping General Oil Piping Guidelines Location and installation of oil tanks, oil pipingand burners must comply with: - NFPA 31, Standard for the Installationof Oil-Burning Equipment - Local codes and regulations - Manufacturer’s information providedwith the burner and oil pump. For installat...

31 Internal Wiring Wire Color Code 120 VAC On-Off Switch Manual Reset Limit Equipment Ground Circulator Burner Control Factory Jumper Factory Jumper Auto Reset Limit LWCO W W BL BL BL BL BL OR Y Y Y V V V V T T P P B B B r r B B B B B B H N H 2 1 3 4 5 7 6 9 12 12 10 13 14 11 R2A R2B R1 R2 R1A 120V ...

33 External Wiring SECTION IX - External Wiring Installation Compliance All field wiring made during installation mustcomply with: - National Electrical Code NFPA 70 andany other national, state, provincial orlocal codes or requirements. - In Canada, CSA C22.1 CanadianElectrical Code Part 1, and any...

External Wiring To ELITE "Room Thermostat" Snap Set H H High Voltage 120 V.A.C. 24 V.A.C. Room Thermostat Room Thermostat Zone 1 Zone 2 Additional zones Additional zones may be added as shown above Transformer (Power) Zone Valve Zone Valve * Isolation relay 1 C 34 4 Wire Zone Valve Fig. 18: ...

36 External Wiring Thermostat Zone 1 Zone 1Circulator 120V N ELITE "Room Thermostat" Snap-Set Zone 2Circulator Zone 3Circulator Thermostat Zone 2 Thermostat Zone 3 R C T1 T1 T2 T2 T3 T3 C3 C3 C2 C2 C1 C1 PR PR X2 X1 L1 L2 ZC H C 1 Fig. 20: Typical Zone Relay Panel Wiring T T Bronze Circulato...

37 Start-Up Preparation 4. Set the primary thermostat to the highest possible setting. SECTION X - Start Up Preparation Check System and Domestic WaterChemistry Do not use petroleum-base cleaning orsealing compounds in the primary sys-tem. Damage to seals and gaskets in thesystem components could oc...

Start-Up Preparation 38 System water including additives must bepractically non-toxic, having a toxicityrating or Class of 1, as listed in ClinicalToxicology of Commercial Products. Use of Antifreeze in the Primary System NEVER use automotive or ethylene gly-col antifreeze or undiluted antifreeze in...

39 Start-Up Preparation 3. Fill the outer tank to correct system pressure. Correct pressure will varywith each application. Typical residential system fill pressure is12 psi. System pressure will increasewhen system temperature increases.Operating pressure of the system shouldnever exceed 25 psi. 4....

40 Start-Up Procedures SECTION XI - Start-Up Procedures Final Checks Before Start-up Verify the ELITE and the primary anddomestic systems are full of water andall system components are correctly setfor operation. Verify Start-up Preparation items outlinedon pages 37 thru 39 have been completed. Veri...

41 Start-Up Procedures A combustion test must be performedafter any burner adjustments are made.Allow the unit to operate for approxi-mately 10 minutes after adjustmentbefore measuring any combustion levels.Failure to comply with these procedurescould result in severe personal injury,death or substa...

42 Temperature Limits SECTION XII - Temperature Limits Studies have indicated that dangerousbacteria can form in the potable waterdistribution system if certain minimumwater temperatures are not maintained.For prevention of this, it is recommend-ed that the Secondary Thermostat be setas shown in Fig...

43 Temperature Limits Setting the Thermostatic Mixing Valve The thermostatic mixing valve controlsthe outlet hot water temperature deliv-ered to the faucets. POTENTIAL SCALD HAZARD Themixing valve must be installed on theELITE. Removal of the mixing valvewill create a potential scald hazardresulting...

45 Installation Record SECTION XIV - Installation Record Measured Rate of Input: Thermostatic Mixing Valve Setting: Measured Domestic Outlet Temperature: Combustion Readings: CO 2 O 2 CO The following items were completed during installation: Installation instructions have been followed and complete...

46 Replacements Parts SECTION XVII - Replacement Parts Replacement Parts Replacement parts can be ordered andpurchased through a local Triangle Tubedistributor. When ordering parts, spec-ify the Model Number and SerialNumber. Include a description of thepart and a replacement part number.Using modif...

Specifications 50 C 13" Approx. 11" A J H E B D 6 4 3 Domestic cold Domestic hot 1 2 F G 10 5 Fig. 28: Rear view Fig. 27: Side view 1. Primary circuit, ø 1” NPT 2. Primary circuit drain valve connection, ø 1/2” NPT 3. Domestic temperature/pressure relief valve (150psi), ø 3/4” NPT 4. Primary...

Specifications 51 Table 4: ELITE Data Table 3: Dimensional Data 2 1 2 3 4 5 6 7 4 6 8 10 12 14 16 Head Loss (Ft.) Flow Rate (gpm) Graph 1: ELITE Pressure Loss - Primary Side Model 10 Min. Peak 1st Hour Continuous Flow Flow Rating @ 80ºF Rise (gallons) (gallons) (gph) F-25 56 163 128 F-30 61 188 153 ...