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Excellence - Triangle Tube

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1. b A 7 8 To Prestige 24V Terminal Strip Thermostat Thermostat Thermostat Fig 24 Typical Zone Relay Panel Wiring Zone 1 Zone 2 Zone 3 IR ng A ig a R CI TI TI T2 T2 T3 T3 I2 ZC L1 X1 X2 PR PR C1 C1 C2 C2 C3 C3 O 9 O 9 O 9 O 9 a cH T OG a ae Ce TRON 2 Mi A tri Zone 1 Zone 2 Zone 3 P Circulator Circulator Circulator HH Start Up Preparation SECTION IX Start Up Preparation Check Boiler System Water Chemistry A WARNING Do not use petroleum base cleaning or sealing compounds in the boiler system Damage to seals and gaskets in the sys tem components could occur resulting in substantial property damage NOTICE System water including additives must be practically non toxic having a toxicity rating or Class of 1 as listed in Clinical Toxicology of Commercial Products Water pH Level 6 0 to 8 0 Maintain the boiler water pH between 6 0 and 8 0 Check using litmus paper or contact a water treatment company for a chemical analysis If the pH does not meet this requirement do not operate the PRESTIGE Excellence or leave the unit filled until the condition is corrected Water Hardness Less Than 7 Grains For areas wit
2. E Additional zones may 1 be added as shown above Additional zones I l l l 1 Erde o7 Fig 22 Multiple Zone Field Wiring Using Zone Valves 4 Wire Zone Valve H 120 N bod High Voltage Transformer Power I YYYY Fosse l 24 L 4 VAC Room Thermostat Zone Valve Zone 1 LG ten eet Room l Thermostat Zone2 l mare at poe Zone Valve D pog aa Additional L Additional zones may itional zones gt be aded ashnan above 7 8 To Prestige 24V Terminal Strip 3 Wire Zone Valve H 120 N V A C High Voltage Transformer Power scene how tco 1 l V A C Room Thermostat Zone Valve l Zone 1 bo ien A l Room fae DE l Thermostat Leen e Use isolation relay on 3 wire zone valve with Zone 2 r dt y non isolated end switch Zone rat Transformer and the Prestige Valve jam i MCBA control can burn out if isolation relay is not used es r l l Isolation relay To Prestige 24V Terminal Strip mB External Wiring 4 Trian D leTube Thermostat zone 1 Honeywell Fig 23 Field Wiring with Zone Circulators Rs45A Relay Circulator d Zone 1 Thermostat zone 2 cl SIE K sse aud gt Zone 2 Additional zones may be
3. Qualified Installer Prior to installing this product read all instructions included in this manual and all accompanying manuals documents with this appliance Perform all installation steps required in these manuals in the proper order given Failure to adhere to the guide lines within these manuals can result in severe personal injury death or substantial property damage Homeowner This product should be maintained serviced and inspected annually by a qualified service technician This manual is intended for use by a qualified Installer Service Technician NOTICE Please reference the unit s model num ber and the serial number from the rat ing label on the backside of the control panel when inquiring about service or troubleshooting NOTICE Triangle Tube accepts no liability for any damage resulting from incorrect instal lation or from the use of components or fittings not specified by Triangle Tube Pre Installation Items SECTION I Pre Installation Items Code Compliance This product must be installed in accordance to the following All applicable local state national and provincial codes ordinances regula tions and laws For installations in Massachusetts code requires the boiler to be installed by a licensed plumber or gas fitter and if antifreeze is utilized the installation of a reduced pressure backflow preven
4. BEST PRACTICE Indicates a potentially hazardous situation which if ignored can result in death seri Indicates recommendations made by ous injury or substantial property damage Triangle Tube for the installers which will help to ensure optimum operation and A CAUTION longevity of the equipment Indicates a potentially hazardous situation which if ignored may result in minor injury or property damage NOTICE Triangle Tube reserves the right to modify the technical specifications and components of its prod ucts without prior notice Product amp Safety Information 4 TrangleTube A WARNING Bacteria can develop in the domestic water system if certain minimum water tempera tures are not maintained A DANGER HOT WATER CAN SCALD Water temperature over 125 F can cause severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded Never leave them unattended in or near shower bathtub or sink Never allow small children to use a hot water faucet or draw their own bath To avoid any potential scald hazard or if codes require specific water temperatures at the hot water faucet the installer must Install the factory supplied thermostatic mixing valve at this appliance and ensure it is working property and Set the domestic storage temperature to the lowest temperature whi
5. Outdoor Reset Control Summer Winter Switch at Boiler If required the CH Central Heating system can be turned off at the boiler similar to manual summer winter switch by press hold the button while in the Skb4Y mode the display will show eGFF Press hold the button to turn the CH system back on the display will show c followed by CH set point temperature Parameter 4 or CH target temperature A WARNING If a parameter setting is changed but the STORE button is not pressed to save the setting the MCBA will automatically store the setting after 20 minutes Ensure all parameters are at their factory set tings or appropriately revised for the application prior to commissioning the boiler Failure to comply could result in erratic or unreliable operation of the Prestige boiler NOTICE Once a parameter setting has been revised and stored pressing the STEP button will display the setting of the next parameter without showing P_XX To avoid confusion it is advisable to contin ue pressing the STEP button until Parameter 46 is reached The next press of the STEP button will cause the display to roll over to Parameter 1 Continue pressing the STEP button until the next parameter to be adjusted is reached and revise the setting Adjusting Outdoor Reset Curve Parameters 4 10 11 amp 12 define the settings of the outdoor reset curve See Graph 1 and Table 3
6. 4 TrangleTube prestige Excellence ia Water Boiler Part 1012 be 4 qnangie c VOI a INSTALLATION ANDMAINTENANCE Warranty Registration Card must be filled out by the customer and mailed within thirty 30 days of NOTICE installation in order to gain warranty coverage When receiving the PRESTIGE Excellence unit any claims for damage or shortage in shipment must be filed immediately against the transportation company by the consignee Leave all documentation received with appliance with owner for future reference If the information in this manual is not followed exactly a fire or explosion A WARNING ie may result causing property damage personal injury or death FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier Revised Date 06 9 10 2010 28 Manual Prestige Excellence This manual outlines the requirements for installation of the PRESTIGE Exc
7. 5 Return the DHW storage temperature and room thermostat to the desired setting 4 TrangleTube Boiler Control Display Standby Mode 5E AM This is the standard mode for the PRESTIGE Excellence The control automatically returns to this mode after 20 minutes if no keys have been pressed on the display Any parameters that were modified are then stored The first character shows on left side of dis play the current status of the boiler depending on the condition of both the boiler and the burner The last 3 characters indicate the boiler supply temperature If the burner is blocked due to a soft lockout the display alternates between a 9 followed by the boiler supply temperature and a b with a two digit error code TO TEMPORARILY PLACE THE BURN ER INTO HIGH FIRE TEST MODE press the MODE button until 5 E b f is displayed Then press and hold both the MODE and button simultaneously until the first digit flash es H While in the test mode high limit will function boiler circulator will function Internal 3 way valve will be diverted to CH MODE the test mode will time out in approxi mately 10 minutes Start Up Procedures TO TEMPORARILY PLACE THE BURN ER INTO LOW FIRE TEST MODE press the MODE button until SE bY is displayed Then press and hold both the MODE and button simultaneously until the first digit flash gs L TO DEACTIVATE THE HIGH OR LOW FIRE
8. ter device is required in the boiler s cold water fill or make up water supply line For installation in Massachusetts All direct vented appliances must com ply with the guidelines as outlined on page 11 The National Fuel Gas Code NFPA54 ANSI Z 223 1 Latest edition National Electric Code ANSI NFPA 70 For installations in Canada Installation Code for Gas Burning Equipment CGA B149 1 or B149 2 Canadian Electrical Code Part 1 CSA C22 1 Standards for Controls and Safety Devices for Automatically Fired Boilers ANSI ASME CSD 1 when required NOTICE The PRESTIGE Excellence boiler gas manifold and gas controls meet the safe lighting and other performance require ments as specified in ANSI Z21 13 latest edition Determining Product Location Before locating the PRESTIGE Excellence check for convenient locations to Heating system piping Venting 4 TrangleTube Gas supply piping Electrical service Ensure the boiler location allows the combus tion air vent piping to be routed directly through the building and terminate properly outside with a minimum amount of length and bends Ensure the area chosen for the installation of the PRESTIGE Excellence is free of any com bustible materials gasoline and other flamma ble liquids A WARNING Failure to remove or maintain the area free of combustible materials gasoline and other flammable liquids or vapors can result in severe
9. able or unsafe operation Check System Piping Inspect all piping water and gas on the boiler system for leaks and verify that the piping is leak free and properly supported Inspect the fittings and components on the unit and verify they are leak free A WARNING Eliminate all boiler water system leaks Continual fresh make up water will reduce the heat exchanger life causing boiler failure Leaking water may also cause severe property damage to the sur rounding area Inspect the gas supply piping using the procedure outlined on Page 38 or Maintenance Procedures Clean Condensate Drain Assembly 1 Loosen the slip ring nut from the conden sate drain assembly disconnecting the assembly from the boiler 2 Empty any water from the trap and drain assembly Flush with fresh water as neces sary to clean 3 Check the drain piping from the condensate drain assembly to the drain Flush to clean as necessary 4 Reassemble the condensate drain assembly onto the boiler by tightening the slip ring nut with rubber seal onto the boiler Hand tight only 5 Remove the fill plug on the condensate drain assembly and fill with water See Fig 15 on page 23 6 Replace the fill plug on drain assembly Check Ventilation Air Openings Verify that all ventilation openings to the mechanical room or building are open and unobstructed Check the operation and wiring of any aut
10. allowing it to snap closed After T amp P relief valve is operated if it continues to release water close cold water inlet to water heater imme diately Follow draining instructions and replace T amp P relief valve If T amp P relief valve weeps periodically it may be due to thermal expansion see Thermal Expansion page 6 Do not plug T amp P relief valve or discharge piping A WARNING Plugging T amp P relief valve or discharge pip ing can cause excessive pressure in water heater resulting in severe personal injury death or substantial property damage l Follow instructions on circulator to oil it if required Ll Check mixing valve valves pipes and fit tings for leaks L Check function of field installed controls and valves See component manufacturer s instructions L Review homeowner s maintenance responsi bilities and their frequencies including any not listed in the following section Homeowner monthly maintenance to include L Check air vent operation e Automatic air vent remove cap Briefly push in valve and release it to clean valve seat Screw cap on completely then unscrew one full turn If air vent does not operate call qualified service technician L Visually check valves pipes and fittings for leaks Call qualified service technician to repair leaks Filling Water Heater See Filling the Outer Boiler Water Tank and Filling the Inner Domestic Water T
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12. page 50 for an example of modifying the outdoor reset curve 4 TrangleTube CH Maximum Boiler Operating Setpoint Parameter 4 Minimum Maximum Factory Setting Setting Setting If an outdoor temperature sensor is not con nected to the boiler the boiler setpoint for a heating call will be set to the CH Maximum Boiler Operating Setpoint If an outdoor tem perature sensor is connected the CH Maximum Boiler Operating Setpoint becomes the boiler setpoint on the CH Reset Curve Coldest Day The outdoor temperature can be monitored on the boiler display via item 4 of the INFO menu CH Minimum Boiler Operating Setpoint Parameter 10 Maximum Setting This parameter is not applicable if an outdoor sensor is not connected to the boiler When an outdoor temperature sensor is connected the CH Minimum Boiler Operating Setpoint becomes the boiler setpoint on the CH Reset Curve Warmest Day Factory Setting je CH Reset Curve Coldest Day Parameter 11 Minimum Maximum Factory Setting Setting Setting This parameter is not applicable if an outdoor sensor is not connected to the boiler When an outdoor temperature sensor is connected the CH Reset Curve Coldest Day is the coldest design temperature of the heating system s Outdoor Reset Control CH Reset Curve Warmest Day Parameter 12 Minimum Maximum Factory Setting Setting Setting 64 F This parameter is not applicable if an outdoor sensor
13. yg N3ATVA Z Euuuel ener M N3dO SATWA 9 leulwias oaea ONPA Keen fay 9p02 10 02 91M ON J0oeImou M z BuneeH 8 External Wiring SECTION VIII External Wiring Installation Compliance All field wiring made during installation must comply with National Electrical Code NFPA 70 and any other national state provincial or local codes or requirements In Canada CSA C22 1 Canadian Electrical Code Part 1 and any other local codes A WARNING ELECTRICAL SHOCK HAZARD Before making any electrical connec tions to the PRESTIGE Excellence dis connect electrical power supply at the service panel Failure to comply can cause severe personal injury or death Line Voltage Connections 1 Connect 120 VAC 15 amp minimum power wire to the 120V terminal strip on the wiring panel below the PRESTIGE Excellence control module as shown in Fig 20 page 29 2 Route the incoming 120 VAC power wire through the provided openings in the bot tom jacket panel 3 The unit is provided with a service switch located on the front panel check local code requirements for compliance NOTICE If local electrical codes or conditions require an additional service switch the installer must provide and install a fused disconnect or 15 amp minimum service switch 4 TriangleTube Thermostat Wiring NOTICE Isolate 120V wiring from 24V wiring to prevent any potential electrical noi
14. 381 mm Pressure Relief Valve 14 8 3 Combustion Connection 377 mm Air Inlet 3 Vent Outlet 3 Combustion Air Inlet 12 3 4 NPSC i 306 mm Pressure Relief k l N D Valve Connection ES A 372 945 mm Y 7 2 1 2 NPSC Boiler Drain 183 mm Ge 15 9 1 NPT Boiler Return 2 4 61 mm 405 mm 1 2 NPT Gas Connection 15 9 1 2 NPT Gas pee i 205 mm Boiler Drain 405 mm Connection i 16 1 NPT Boiler Supply 18 9 479 mm 1 NPT Boiler Supply 406 mm 1 NPT Boiler Return Front View Side View Water Heater Specifications 4 TrangleTube 11 3 3 4 NPT DHW Outlet La 2 286 mm 7 3 x 3 4 NPSC Aux Connection Rear 186 mm 1 2 NPSC Air Vent Connection 3 4 3 4 NPT 87 mm DHW Inlet 4 1 105 mm 8 204 mm 000 ei Q Top View Performances Domestic Storage Peak Flow 1st Hour Flow Continuous Flow Volume Gal Gal 10 Min Gal Hour Gal Hour Conditons 50 F Domestic Cold Water Inlet Temperature 120 F Domestic Hot Water Outlet Temperature When Factory Supplied Mixing Valve is Installed 186 F Boiler Water Supply Temperature Additional quality water heating equipment available from Triangle Tube Smart Indirect Fired Water Heaters Maxi flo Pool and Spa Heat Exchangers Exclusive Tank in Tank design Stainless steel construction Available in 8 sizes and 2 models Limited LIFETIME
15. F Sec Rate of Increase of DHW Water Temperature F Sec B JjNotUsd 0 y D JjNotUsd A4 9 Ionization Current in micro ampere I CH Ignition Counter 100 thousands 10 thousands 4 TrangleTube The ignition counters and burner hours are split into three two digit numbers Start Up Procedures 4 Trian G leTube Error Hard Lockout Mode Display Hard Lockout Flame detected prior to burner startup If a system fault occurs while the boiler is run ning the system goes into lockout and the dis play starts to flash with the first digit as an E and the next two digits give the code for this fault Failed ignition after 5 attempts Gas valve harness not properly connected Power supply lost after lockout occured Internal control failure For a detailed description of the error codes ref erence the PRESTIGE Troubleshooting Guide The boiler freeze protection feature is disabled during a Hard Lockout howev er the CH circulator will operate and the 3 way valve will open to the CH system Internal control failure Internal control failure Internal control failure Internal control failure Internal control failure External limit terminals 13 amp 14 is OPEN Internal control failure Contact Triangle Tube Service Department Internal control failure Internal control failure A CAUTION During a hard lockout or l
16. Outlet 516 mm 14 8 3 Combustion 377 mm Air Inlet 12 3 4 NPSC 306 mm Pressure Relief Kl a D _ Valve Connection 1 2 NPSC Boiler Drain a 12 183 mm z 12 1 NPT Boiler Return 305 mm 16 1 2 NPT Gas lt 5 405 mm Connection 18 9 479 mm 1 NPT Boiler Supply TriangleTube Product Specifications 20 8 529 mm m 15 gt 3 4 NPSC 381 mm Pressure Relief Valve Connection 11 4 gt 3 Vent Outlet 3 Combustion Air Inlet 37 2 945 mm 2 4 61 mm 1 2 NPT Gas Connection 8 0 2l 1 2 NPSC 205 mm Boiler Drain 16 1 NPT Boiler Supply raf 406 mm 1 NPT Boiler Return Side View Product Specifications 4 TrangleTube 11 3 al 3 4 NPT DHW Outlet 286 mm 7 3 3 4 NPSC Aux Connection Rear 186 mm 3 4 87 mm 1 2 NPSC Air Vent Connection 3 4 NPT DHW Inlet 4 1 105 mm g 204 mm Top View Domestic Connections Product Specifications 4 TriaangleTube Boiler DOE Net IBR DOE Seasonal Shipping Model Fuel Heating Capacity Input Rating Efficiency AFUE Weight Note 1 amp 4 Note 4 Note 2 Note 3 Lbs Kg Excellence Natural 99 000 110 000 86 000 9596 190 86 Excellence Propane 87 000 97 000 76 000 95 190 86 Note 1 The heating capacity of the PRESTIGE Note3 Based on the given AFUE the PRESTIGE
17. Rubber Seal Flexible Tubing or 3 4 PVC CPVC Piping to Drain Ia Heat Exchanger CH Fig 15 Condensate Drain Assembly Condensate Drain Nipple Retaining Nut with Rubber Seal Hand Tight Only Plastic Ball Condensate Drain Assembly HB Gas Piping SECTION VI Gas Piping Gas Supply Piping Connection The gas supply piping must be installed in accordance to all applicable local state and national codes and utility requirements Install a 1 2 NPT pipe union at the factory supplied gas nipple for ease of service Install a manual shutoff valve in the gas supply piping as shown in Fig 16 For installations in Canada the installer must tag and identify the main shutoff valve Install a sediment trap drip leg on the gas supply line prior to connecting to the PRESTIGE Excellence gas train as shown in Fig 16 Support the gas piping using hangers Do not support the piping by the unit or its components 5 Purge all air from the gas supply piping Before placing the PRESTIGE Excellence into operation check and test all connec tions for leaks Close the manual shutoff valve during any pressure test with less than 13 w c Disconnect the PRESTIGE Excellence and its gas valve from the gas supply piping during any pressure test greater than 13 w c A WARNING Do not check for gas leaks with an open flame Us
18. TEST MODE Press and hold the and button simultaneously to deactivate the AE or low fire test mode While in the GEBY mode Display Boiler function HRS k Hh B Test function Burner on low fire mode Test function Burner on high fire mode NOTICE If the button is held in the CH sys tem parameter 3 will be turned OFF and the display will show emn Press and hold the button to turn the CH system back ON the display will show c followed by CH set point tem perature parameter 4 or CH target temperature If the button is held in while in the 5 Eb mode domestic system parameter 2 will be turned OF and the display will show dF Press and hold button to turn the domestic system back ON the display will show d followed by domestic set point temperature parameter 1 4 TrangleTube Standby Mode Display Display Boiler function E 2 AZ STANDBY no demand for heat h H Ag Fan prepurge or post purge cycle el Ag Ignition sequence X1 AG Burner ON for space heating CH HI Ag Burner ON for domestic hot water DHW 5 Ag Pre check for air flow prior to prepurge cycle b H AG Burner OFF due to reaching temperature setpoint F1 H Z Space Heating CH post pump cycle A AG Domestic hot water DHW post pump cycle HI AE Bumer blocked D Supply temperature too high 202 F Burner h y A wil
19. Use one wrench to prevent the boiler piping from turning twisting Failure to support the boiler piping and connec tions in this manner could cause damage to the boiler and its components Pressure Relief Valve l The PRESTIGE Excellence is supplied with a 30 psi pressure relief valve and must be piped using the PRV connection as shown in Fig 5 page 15 To avoid potential water damage to the sur rounding area or potential scalding hazard due to the operation of the relief valve the discharge piping Must be connected to the discharge out let of the relief valve and directed to a safe place of disposal Length should be as short and direct as possible The size of the discharge line should not be reduced maintain the same size as the outlet of the relief valve 4 TrangleTube Should be directed downward towards the floor at all times The piping should terminate at least 6 inches above any drain connection to allow clear visibili ty of the discharge Should terminate with a plain end not with a threaded end The material of the piping should have a serviceable temperature rating of 250 F or greater Should not be subject to conditions where freezing could occur Should not contain any shut off valves or obstructions No shut off valve should be piped between the boiler and relief valve A WARNING Failure to comply with the guidelines on installing the pressure relief valve
20. Valves Connect the PRESTIGE Excellence to the sys tem piping as shown in Fig 10 page 19 when zoning with zone valves The primary sec ondary piping ensures that the boiler loop has sufficient flow NOTICE To ensure adequate flow rate through the PRESTIGE Excellence maintain a minimum 1 inch diameter on the system piping connecting to the boiler mBm Boiler Piping System Piping Through Boiler In applications in which primary secondary piping is not utilized and the system is zoned with zone valves a circulator could pump through the boiler and system directly When pumping through with more than one zone a pressure differential bypass valve is required to avoid dead heading the pump through the post pump feature of the control Consult Fig 11 and 12 page 20 for piping diagrams and Graph 2 on page 70 for proper circulator sizing System Piping Radiant Heating The heat exchanger design of the PRESTIGE Excellence allows operation in a condensing mode This feature requires no regulation of the return water temperature back to the boiler in radiant heating applications The boiler water supply temperature can be maintained by the PRESTIGE Excellence eliminating the need for a mix system to achieve the desired temperature The installer may consider adding a high tem perature limit on the system piping to ensure that the primary supply temperature does not exceed the max
21. completed review the service with the owner 4 TrangleTube Owner Maintenance Periodically Check the area around the unit Check and remove any blockage from the combustion air inlet and ventilation open ings Check the temperature pressure gauge Monthly Check vent piping Check combustion air inlet piping Check the pressure relief valve Check the condensate drain system Every 6 months Check boiler piping and gas supply piping for corrosion or potential signs of leakage Operate the pressure relief valve A WARNING Follow the maintenance procedures given throughout this manual Failure to perform the service and maintenance or follow the directions in this manual could result in damage to the PRES TIGE Excellence or in system compo nents resulting in severe personal injury death or substantial property damage Maintenance Schedule SECTION XVI Maintenance Procedures Maintenance Procedures A WARNING The PRESTIGE Excellence should be inspected and serviced annually prefer ably at the start of the heating season by a qualified service technician In addi tion the maintenance and care of the unit as outlined on page 55 and further explained on pages 56 through 61 should be performed to assure maximum effi ciency and reliability of the unit Failure to service and maintain the PRESTIGE Excellence and the system components could result in equipment fail
22. could result in erratic or unreliable operation of the Prestige boiler Once a particular parameter is reached release the NOTICE STEP button Wait a second and the display will show the current setting for that parameter in the right two display digits To Change a Parameter Setting Use the or button to change the value of the display Press the STORE button once to save the change Once a parameter setting value has been revised and stored if the STEP button is pressed for the next parameter setting the value setting of that parameter will appear The display will not show P XX of the next sequential parameter The sequence of parameters may be scrolled through as the display will roll over from parameter 46 to parameter 1 BEST PRACTICE If sequential parameters are being revised and since the display will not show P XX of the sequential parameter it is recommended to press and hold the STEP button to scroll through the entire list of parameters before making any additional changes to avoid any potential confusion Water Heater Start Up 4 TriangleTube DHW Storage Temperature Setting The parameter setting for the DHW storage tem perature is Parameter 1 and is accessible without having to enter the service code To revise the parameter setting within the Prestige Control Module for the set point of the Domestic Storage temperature the installer can access the parameter
23. floor and around the unit for gas odorant or any unusual odor Do not proceed with the start up if there is any indication of a gas leak Any leaks found must be repaired immediately A WARNING Propane installations only The propane supplier mixes an odorant with the propane to make its presence detectable In some cases the odorant can fade and the gas may no longer have an odor Prior to start up of the unit and periodi cally after start up have the propane supplier check and verify the odorant level Check Thermostat Circuit Disconnect the external thermostat wires from the 24V terminal strip on the wiring panel Connect a voltmeter across the wire ends of the external thermostat wiring Close each thermostat zone valve and relay in the external circuit one zone at a time and check the voltage reading across the wire ends 4 TrangleTube There should NEVER be voltage measured at the wire ends If voltage is measured at the panel under any condition check and correct the external wiring NOTICE In systems using 3 wire zone valves backfeed of voltage to the unit is a com mon problem Use an isolation relay to prevent voltage from the external circuit entering the PRESTIGE Excellence con trol panel Reconnect the external thermostat wires to the 24V terminal strip on the wiring panel Inspection of Condensate Drain Assembly 1 Inspect and ensure the condensate drain a
24. is not connected to the boiler When an outdoor temperature sensor is connected the CH Reset Curve Warmest Day is the warmest design temperature of the heating system Entering MCBA Access Code The installer must enter the MCBA Access Code to adjust the advanced parameter settings of the MCBA The Access Code can be entered as follows 1 Press the MODE button until the display shows 5 bY 2 Press and hold the MODE and STEP but tons together for 2 to 3 seconds until the display shows A BE 3 Press the STEP button once and the display will show _XX where XX represents a random number 4 Press the or buttons to change the number displayed to read _54 Press and hold the or button to rapidly change the number 5 When the display reads AN press the STORE button to save the Access Code The display should flash to indicate that the Access Code was saved After the Access Code has been entered the advanced parameters can be accessed by press ing the MODE button until the display shows PARA Once the display shows PHA press the STEP button to reach the appropriate para meter The display should follow the following sequence 4 TrangleTube Press STEP once 2248 Press STEP x2 8 Bi Press STEPx3 3 Zi Press STEP x4 1 B5 Press STEP x5 P_ia Press STEP x6 P 11 After Parameter 4 the display will show P fol lowed by the parameter number Once a par ticular parameter is
25. least 1 inch from the sides and 6 in from the front of the appliance The opening shall directly communi cate with the outdoors or shall communicate through a vertical or horizontal duct to the out doors or spaces that freely communicate with the outdoors and shall have a minimum free area of the following sq in 3000 Btu hr of the total input rating of all equipment located in the enclosures and HBm Combustion Air and Venting Not less than the sum of the areas of all vent connectors in the space Gas Vent d Opening Alternate openii location Fig 2 All Combustion Air from Outdoors Through One Permanent Air Opening Two Permanent Openings Method Two permanent openings one commencing within 12 in of the top and one commencing within 12 in of the bottom of the enclosure shall be provided The openings shall commu nicate directly or by ducts with the outdoors or spaces that freely communicate with the out doors as follows Where directly communicating with the outdoors or where communication to the outdoors is through vertical ducts each opening shall have a minimum free area of 1 sq in 4000 Btu hr of total input rat ing of all equipment in the enclosure See Fig 3 Where communicating with the out doors is through horizontal ducts each opening shall have a minimum free area of not less than 1 sq in 2000 Btu
26. reached the display will change to show the current setting of that para meter NOTICE The actual parameter values displayed on the display may vary depending on the application but the sequence will always occur in the order shown Changing a Parameter Setting 1 Use the or button to change the parameter setting 2 Press the STORE button to save the change The display should flash to indi cate that the change was saved 3 Press the RESET button to leave the Access Code mode HmBm Outdoor Reset Control 4 Trian G leTube 180 Parameter 4 Set Point 140 100 86 Parameter 10 Set Point Boiler Temperature F 60 20 Parameter 12 Setting Parameter 11 Setting 64 90 70 50 30 10 0 10 Outdoor Air Temperature F Graph 1 Outdoor Air Temperature Reset Curve Example Table 3 Outdoor Air Temperature Reset Example Outdoor Boiler Target Temp Temperature Based on Outdoor Temp O F or Lower 23 F 40 F 68 F or Higher Graph 1 illustrates Parameter 4 adjusted to 140 F target temperature at 0 F outdoor air temperature Note Factory setting of Parameter 4 is 186 F HmBm External Modulating Control SECTION XII External Modulating Control The boiler can directly accept an analog 0 10 VDC signal to control the firing rate from an external m
27. relief valve as shown in Fig 3 page 8 T amp P Relief Valve Discharge Piping T amp P relief valve discharge piping must be made of material serviceable for tempera tures of 250 F or greater directed so that hot water flows away from all persons directed to a suitable place for disposal installed so as to allow complete draining of the T amp P relief valve and discharge line T amp P relief valve discharge piping must not be excessively long Using more than 2 elbows or 15 feet of piping can reduce dis charge capacity directly connected to a drain Terminate discharge piping within 6 from drain Refer to local codes plugged reduced or restricted subject to freezing A WARNING Do not install any valve between T amp P relief valve and tank connection or on T amp P relief valve discharge piping Do not plug T amp P relief valve or discharge piping Improper placement and piping of T amp P relief valve can cause severe personal injury death or substantial property damage Installation Domestic Piping 4 TriangleTube Drain Valve Drain valve and fittings are supplied by others Standard Installation e Install a tee connection at the domestic cold water inlet as shown in Fig 4 pages 9 Pipe the drain piping with drain valve from the tee connection to a suitable place for disposal or terminate within 12 of the floor Commonwealth of Massachusetts
28. residential warranty 15 year limited commercial warranty Self cleaning self descaling design For domestic water snow melting radiant floor refrigeration Plates made of stainless steel with a 99 9 96 copper and brazed ensuring a high resistance to corrosion Self cleaning and self descaling Computerized sizing available from Triangle Tube Phase III Available in capacities from 25 000 BTU hr to 5 000 000 BTU hr UL Listed Construction of high quality corrosion resistant stainless steel AISI 316 Specially designed built in flow restrictor to assure maximum heat exchange Compact and light weight Available in 5 sizes that can accommodate any size pool or spa Member of Freeway Center 1 Triangle Lane Blackwood NJ 08012 XS s 856 228 8881 Fax 856 228 3584 150 9001 re S d TriangleTube http Nwww triangletube com info triangletube com LACV Group
29. setting by entering the Parameter Mode FARA during normal operation the service code is not required Parameter Factory Minimum Maximum Setting Setting Setting 1 Press MODE once until the display shows FARA 2 Press STEP until the display shows 1242 or 1XXX where XXX is a setting other than the factory setting 3 Press the or button until the desired DHW storage temperature setting is achieved Press STORE to save the setting The display will flash when the revised setting is accepted Setpoint Value Addition for DHW To achieve the boiler operating temperature during a DHW request for heat the MCBA Control uses Parameter and a second parameter Parameter 21 Setpoint Value Addition for DHW Parameter 1 plus Parameter 21 will establish the boiler operat ing temperature limit If Parameter 1 is set below 134 F it is recom mended that Parameter 21 be reset to a higher set ting The request for DHW is based on the tem perature reading of the DHW sensor and its rela tionship to Parameter 1 The operating boiler tem perature setpoint is based on Parameter 1 plus Parameter 21 with a maximum operating tempera ture of 194 F To revise the parameter setting within the Prestige Control Module for the Setpoint Value Addition for DHW the installer must activate the service code for the control module as previously described in the Program Access of the MCBA section 1 Enter into the service code mode 2
30. than 85 cubic feet the space must be ventilated See page 6 for ventilation requirements NOTICE When maintaining zero clearance or less than recommended clearances some product labeling may become hidden and unreadable A WARNING When installing the PRESTIGE Excellence in a confined space sufficient air must be provided for proper combus tion and venting and to allow under normal operating conditions proper air flow around the product to maintain ambient temperatures within safe limits to comply with the National Fuel Gas Code NFPA 54 latest edition 4 TrangleTube Residential Garage Installations When installing the PRESTIGE Excellence in a residential garage the following special precau tions per NFPA 54 ANSI Z223 1 must be taken Mount the unit with a minimum 18 inches above the floor level of the garage Ensure the burner and ignition devices controls are no less than 18 inches above the floor level Locate or protect the unit in a matter so it cannot be damaged by a moving vehicle Boiler Freeze Protection Feature The boiler control has an freeze protection fea ture built in This feature monitors the boiler temperature and responds as follows when no call for heat is present 46 F Boiler circulator is ON 38 F Boiler circulator is ON and burner operates at low fire 50 F Burner OFF and boiler circulator operates for approximately 10 minutes
31. the boiler into high fire mode reference page 42 2 Operate the unit for approximately 10 minutes 3 Turn off all gas appliances within the build ing except the PRESTIGE Excellence 4 At the gas meter record the time required to use one cubic foot of gas 5 Calculate Natural gas input using the fol lowing equation 3600 x 1000 number of second recorded for one cubic foot of gas BTU H 6 The BTU H calculated should approximate the input rating listed on the unit s Start Up Procedures 4 TriangleTube GF OR YOUR SAFETY READ BEFORE LIGHTING BI A WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of A T 2 This appliance does not have a pilot It is equipped with an ignition device which automat ically lights the burner DO NOT try to light the burner by hand BEFORE OPERATING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building mmediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions STOP Read the safety information above This appliance is equipped with an ignition device which autom
32. ting of 140 F A DHW call for heat should be initiated and the following display should occur 5242 This is a Fan Air Flow Check The burner blower will be energized momentar ily prior to the pre purge cycle 22 HZ The prepurge cycle The boiler blower and CH circulator become ener gized and the 10 second pre purge cycle begins 2242 The boiler will begin the ignition sequence The same sequence of establish ing flame trail for ignition and attempts for ignition as described in the space heating applies for domestic hot water 4 H This indicates normal operation for DHW The burner will begin modulat ing its input based on the length of demand by the DHW setting The burner will not go into the low input rate for the 1 minute flame stabilization period that occurs in CH mode HmB Start Up Procedures 3 Lower the DHW storage temperature as outlined in Set DHW Storage Temperature to satisfy the call for heat 4 2 HZ The post purge cycle begins The control module closes the gas valve and the blower continues for a 30 second post purge E 2 HZ The DAW will continue for a 30 second post pump cycle If another DHW call for heat is initiated the boiler ignition sequence will begin immediately 184 Boiler is in standby MODE wait ing for a CH or DHW call for heat 4 Verify the DHW operation of the boiler by repeating the outline operation sequence several times
33. A CAUTION The boiler freeze protection feature is disabled during a hard lockout however the CH circulator will operate and the 3 way valve will open to the CH system A CAUTION The boiler freeze protection feature is designed to protect the boiler and should be installed in a primary secondary pip ing arrangement If it is installed in an unheated space or exposed to water tem peratures of 46 F or less see Section IV for primary secondary piping examples See Section IX for antifreeze guidelines HBm Combustion Air and Venting SECTION II Combustion Air and Venting Combustion Air Contamination A WARNING If the PRESTIGE Excellence combus tion air inlet is located in any area likely to cause or contain contamination or if products which would contaminate the air cannot be removed the combustion air must be repiped and terminated to another location Contaminated com bustion air will damage the unit and its burner system resulting in possible severe personal injury death or substan tial property damage A WARNING Do not operate a PRESTIGE Excellence if its combustion air inlet is located near a laundry room or pool facility These areas will always contain hazardous con taminants Pool and laundry products and common household and hobby products often contain fluorine or chlorine compounds When these chem
34. Access m O PEJKTO3 Top Jacket Panel IDWH Access D 9 PSJKTO4 Control Cover Panel 100 PSRKIT21 Wall Mounting Bracket with Hardware Replacement Parts oY Trian D leTube 6 __PSRKITOS Condensate Drain Assembly Not shown e ___PSRKIT60 Boiler Piping Supply Ower sembly LEET J Piping Supply Long Assembly 10 PSRKITS4 Boiler Piping Supply Short Assembly L n PSRKIT62____ Boiter Piping Relief Valve Assembly Replacement Parts 4 Trian G leTube Fig 28 PRESTIGE Excellence Burner Components CZ d PSRKITO9 Combustion Chamber Insulation PSRKITIO Burner Head with Gasket Natural PSRKITI1 Burner Head with Gasket Propane PSRKITS5 Blower with Gasket rom S E PSRKITI4 Ignition Cable PSRKIT15 Igniter with Gasket WC igniter with feig C o semis Sien Ois senti Gs Gaaran Baay 10 Propane Orifice 0 204 452 Not Shown 1 o Burner Pate Saske Nor Shown Replacement Parts 4 Trian D leTube CGM 89 10281 KS i d ELT D Fig 29 PRESTIGE Excellence Electronic Components L 3 PSRKITS8 PRESTIGE Control Module PSRKITI9 Transformer with Surge Protection PSRKIT20 PRESTIGE Control Module Display Product Specifications TriangleTube 24 7 Front View 628 mm 204 3 Vent
35. E con trol panel ON Set room thermostat s to desired setting s The PRESTIGE Excellence control panel display will show a sequence of numbers 0 1 2 3 4 etc as the left digit Sequence digit 3 or 4 indicates the boiler is firing Sequence digit 0 means there is no call for heat all external thermostats are satis fied Ifthe unit will not operate with a call for heat and the system piping is not hot follow the instructions To Tum Off Gas to Appliance below and call your ser vice technician or gas supplier Replace the front jacket panel Make sure the panel is seated firmly in place and all mounting screws are tight ened Turn the external manual gas valve handle clock wise to CLOSE Start Up Procedures Set Boiler CH Target Temperature l Press the MODE button until the display shows PARA This is the parameter mode of the control Press the STEP button until the first digit on the display shows 4 The last three digits on the display shows the outlet water temperature setting high limit Press the or button to change the setting of the outlet temperature high limit NOTICE If an outdoor sensor is used then the set ting of the Boiler CH Target temperature is the target temperature when the out door temperature is at or below O F When the outdoor temperature is higher than 0 F the PRESTIGE Excellence con trol will calculate the targe
36. ERNAL MODULATING CONTROL Wiring the Modulating Controller 2 Ava kA EEN ERR RR RE WRR 51 Parameter AdjJ stM nt e EE AA REX ee Ee Rd Ee 51 Programming of External Modulating Control 51 Factory Setting for Parameters 4e none xk diving be REN ER oU ag 52 SECTION XIII CHECK OUT PROCEDURES Check Out Procedures 53 SECTION XIV INSTALLATION RECORD Installation Record 54 SECTIONS XV MAINTENANCE SCHEDULE Service Technician General 55 Owner Maintenance 55 SECTION XVI MAINTENANCE PROCEDURES Maintenance Procedures Reported Problems ss ess sores RC og ade ye peered alae be eae eS 56 Check Surroundin Area serenega meea a ke E E O 56 Inspect BUPIIGE EENEG 56 Check System EE 56 Clean Condensate Drain Assembly 57 Hm Table of Contents 4 Trian D leTube Check Ventilation Air ODODIDPS id urs e px bares na er see ds 57 Inspect Vent and Combustion Air Piping 57 Check Boiler Systemi iud des Coun x V ll ENEs RA eS 57 Check Expansion Tank voce uuo epu Reg eee nE as 58 Check B iler Relief Valve Aeren En eg S alas 58 Inspection of Ignition Electrode 2043 Eer ts SR ANE AE RS 58 Check Ignition Wiring and Ground Wiring 58 Check Control WIPIBE EE 39 Check Control Settings cuia waa dc e gsc PR ewan Ra Cose 59 Perform Start Up and Checkout Procedure 59 Check B rner Pian uu das od eh Sox veles EE 39 Check Flame Signal ox
37. F 186 F Note 2 This parameter should not be changed from the factory setting of 01 The perfor mance of the DHW will be affected and can become unreliable Note 3 This parameter should not be changed from the factory setting of 01 The perfor mance of the CH Central Space Heating will be affected and can become unreliable Key Display Pressing MODE once PARA g MODE H n F Lu Pressing MODE twice Start Up Procedures Accessing Boiler Information Information mode 7 AF i To switch from STANDBY mode to INFOR NOTICE MATION mode press MODE twice For example Key Display uw Je a Pressing MODE once B PAPA Presno a Z EII Pressing MODE twice 1 58 Press STEP until the system displays the infor mation you need The point located behind the first position flashes to indicate that the boiler NOTICE is in INFO mode Display Digit Segments Write the numbers down from left to right to arrive at 123 456 CH ignitions In the INFO Mode a temperature read ing of 22 typically indicates an open circuit A temperature reading of 240 typically indicates a short circuit Information Mode Items Item wan 1 Supply Water Temperature EF 6 Boiler Setpoint F Rate of Increase of Supply Water Temperature F Sec 8 Rate of Increase of Return Water Temperature
38. FED Indoor Spaces Through Indoor Combustion Openings Combining spaces on the same story Each opening shall have a minimum free area of 1 sq in 1000 Btu hr of the total input rating of all gas utilization equipment in the space but not less than 100 sq inches One opening shall com mence within 12 inches of the top and one opening shall commence within 12 4 TriaangleTube inches of the bottom of the enclosure The minimum dimension of air open ings shall be not less than 3 inches Combining spaces in different stories The volumes of spaces in different sto ries shall be considered as communicat ing spaces where such spaces are con nected by one or more openings in doors or floors having a total minimum free area of 2 sq in 1000 Btu hr of total input rating of all gas utilization equipment Outdoor Combustion Air BEST PRACTICE Isolating the combustion appliance room from the rest of the building and bring ing in uncontaminated outside air for combustion and ventilation is always preferred Opening Size and Location The minimum dimension of air openings shall be not less than 3 inches Openings used to supply combustion and ven tilation air shall be sized and located in accor dance with the following One Permanent Opening Method See Fig 2 One permanent opening commencing within 12 in of the top of the enclosure shall be provided The equipment shall have clearances of at
39. Installation Thread a 3 4 close nipple onto the Auxiliary connection and insert an open end dip tube into the Auxiliary connection on top of water heater As shown in Fig 3 page 8 e Install a 3 4 NPT elbow to the Auxiliary connection Pipe the drain piping with drain valve from the elbow connection to a suitable place for disposal or terminate within 12 of the floor Automatic Air Vent 1 Install automatic air vent provided using suitable pipe dope or tape in the air vent con nection as shown in Fig 2 and 3 page 8 2 Unscrew vent cap on air vent one full turn Leave cap unscrewed one turn for normal venting Thermal Expansion If a backflow preventer check valve or pressure reducing valve is piped on cold water supply piping of water heater install an expansion tank on cold water supply line to prevent normal thermal expan sion from repeatedly forcing open T amp P relief valve A CAUTION T amp P relief valve is not intended for constant duty such as relief of pressure due to repeated normal system expansion Correct this condition by installing a properly sized expansion tank in domestic water system Refer to expansion tank manufacturer s installation instructions for proper sizing Water Hammer Dishwashers clothes washers and fast closing pos itive shut off valves incorporated in the system all contribute to creating water shock Install a water hammer arrester to prevent d
40. NING The Excellence is approved for zero clearance to combustibles excluding vent and boiler piping Vent amp Boiler Piping 1 4 inch from com bustible materials BEST PRACTICE To provide serviceability to the unit it is rec ommended that the following clearances be maintained When installing the Excellence in a confined space sufficient air must be provided for proper combustion and venting and to allow under normal operating conditions proper air flow around the product to main tain ambient temperatures within safe limits to comply with the National Fuel Gas Code NFPA 54 latest edition Reference the Excellence Boiler Manual for additional guidelines Residential Garage Installations Top boiler jacket 24 inches When installing the Excellence in a residential garage the following special precautions per NFPA Front 24 inches 54 ANSI Z223 1 must be taken Bottom boiler piping 24 inches Rear 0 inches Sides 6 inches Mount the unit with a minimum 18 inches above the floor level of the garage Ensure the burner and ignition devices controls are no less than 18 inches above the floor level Locate or protect the unit in a matter so it cannot be damaged by a moving vehicle Installation Domestic Piping 4 TrangleTube Temperature amp Pressure T amp P Relief Valve A CAUTION To reduce risk of excessive pressures and tem peratures in the water heate
41. Note 2 Excellence is based on the test requirements of the U S Department of Energy The IBR rating is based on a piping and pick up allowance of 1 15 This allowance should be sufficient for the standard radiation require ments for a building load aa DOE Gye 77 Note 4 Excellence meets the energy efficiency guide lines established by Energy Star Input and output ratings are shown for sea level applications The PRESTIGE Excellence automatically derates the input at approximately 2 for every 1 000 Ft of alti tude No alterations to the boiler or burner system is required Ste eo Hm pss Product Specifications d Trian G leTube Graph 2 Pressure Drop Comparison Excellence 110 vs Grundfos UPS 15 58F FC Available System Head in Feet Delta T PM Available System Head in Feet Spdi Spd 2 Spd 3 20 m 4 5 1 7 11 11 2 4 7 i 14 2 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 Flow Rate GPM iil Excellence 110 e Grundfos UPS15 58F FC Spd 1 Grundfos UPS15 58F FC Spd 2 6 Grundfos UPS15 58F FC Spd 3 Note Minimum allowable flow rate at full input 5 0 gpm Additional Quality Water Heating Equipment Available from Triangle Tube Maxi Flo and Spa Heat Exchangers Construction of high quality corrosion resistant stainless steel AISI 316 or titanium Specially designed built in flow restrictor to assure maximum heat exchange Co
42. ON VIII EXTERNAL WIRING Installation ComplialeE Lo sd iV REC dies VERS LLEVE HEAT DE Ss 30 Line Voltage CODIPOLIONS i143 eios dE tees CREE E E a RE s 30 Thermostat Wits sdb lik VEDI CET KB ER VI RES SEE Vide 30 m Table of Contents 4 Trian D leTube System Circulator Zone Valve Application 00008 31 External Modulating Control uua pru adc EE Cea d oss 31 Outdoor Reset Control cuu coyexnexsaedlsece Se a Sod 31 Additional 24V Limit Wiring coques uec Eer awe emt ee ages 31 External Wiring Diagrams vss sveetewex Nk ax eru Ex We X oed 31 33 SECTION IX START UP PREPARATION Check Boiler System Water Chemistry Water pH Level 60 to 80 12 cer ladys ENEE mw n ea 34 Water Hardness Less Than 7 Graids eese Res 34 Chlorinated Water otitis anioe pesce m s E eng 34 Flush System to Remove Sediment 20 644 us ee t ese ee ees 34 Check and EE 34 Use of Antifreeze in the Boiler System us ceder ee ome 35 Pilling the Bonet System o aeos nci LE EY rr xs a e epos 29 Check Low Water Cut Off Device A ere a setas Rex ERE ER EN ac oss 36 Check Tor Gas Leaks eae cate cee eee ERES danda duae a 36 Check Thermostat Circ it 6 02 44 ua esee sex escates i rp v a recita eod 36 Inspection of Condensate Drain Assembly snsnuuuununurn eaa 36 SECTION X START UP PROCEDURES Final Checks Before Start Up iones bag Re REA RETE RE SS 37 PRESTIGE Excellence Start Up age EE b
43. Once the service code has been entered and accepted press MODE until the display shows PARA 3 Press STEP until the display shows P 2i This parameter setting is the Setpoint Value Addition for DHW parameter After releasing the STEP button the display will show the cur rent setting Parameter Factory Minimum Setting Setting Maximum Setting 54 F 4 Press the or button until the desired setting is achieved Press STORE to save the setting The display will flash when the revised setting is accepted 5 Once the desired parameter setting has been revised and stored within the Prestige Control module press RESET to exit the CODE mode DHW ON Differential The MCBA Control Module has 2 differential set tings for the burner operation The first differential setting the installer has the option of adjusting is Parameter 38 DHW ON Differential This parame ter sets the DHW storage temperature low limit The burner operation will respond when the DHW stor age temperature drops below Parameter minus Parameter 38 setting A minimum DHW ON Differential parameter setting will create a quicker burner operation response to any domestic water draws from the Excellence tank In contrast a maximum DHW ON Differential set ting will result in a delay response to domestic draws Water Heater Start Up 4 TrangleTube A DANGER The DHW ON Differential setting of Parameter 38 greatly affects the produ
44. ae En DE y Md IM mews m Em Em kx Du Flame current signal lost Start Up Procedures Setting The Boiler Parameters Parameter mode D H A H To access PARAMETER mode when the sys tem is in STANDBY mode press the MODE button once Key Display PARA Pressing MODE once MODE To scroll through the list of parameters simply press the STEP button The first digit is the parameter number followed by the parameter value To modify a parameter value use the or keys Then press STORE to save the value you just changed The display flashes once to confirm the data has been stored To activate the parameters you changed press RESET However if you do not press a key the system returns to STANDBY mode after 20 minutes and automatically stores the changes Key Display Description of parameters nn H I Domestic Hot Water Setting See Note 1 STEP m R Domestic Hot Water Setup See Note 2 2 m oe 3 EA Space Heating Mode See Note 3 Maximum temperature in space heating nm CH mode In applications using an SED H A A za outdoor sensor this is the boiler outlet target temperature at an outdoor temperature of O F or below 4 TriaangleTube Note 1 This parameter is factory set to 140 F It is important to note the control adds 46 F to this setting therefore the actual domestic hot water setting is 140 F 46
45. age or appliance malfunction result ing in possible severe personal injury death or substantial property damage Combustion Air and Vent Piping The PRESTIGE Excellence requires a Category IV venting system which is designed for pressurized venting and condensate The PRESTIGE Excellence is certified per ANSI Z21 13 as a Category IV or Direct Vent sealed combustion appliance A Category IV appliance utilizes uncontaminated indoor or outdoor air surrounding the appliance for combustion A Direct Vent appliance utilizes uncontaminated outdoor air piped directly to the appliance for combustion 4 TrangleTube BEST PRACTICE In order to reduce the potential risks associated with indoor contaminates listed on page 5 flammable vapors and tight housing construction little or no infiltration air it is recommended to pipe uncontaminated combustion air directly from the outdoors to the appli ance This practice also promotes higher system efficiency by reducing heated indoor air from being exhausted from the house and replaced by cold infiltra tion air into the house NOTICE Install combustion air and vent pipe as detailed in the PRESTIGE Vent Supplement included in the boiler installation envelope Refer to optional vent kit instructions for additional vent installation instructions A DANGER Verify installed combustion air and vent piping are sealed gas tight and meet all pro
46. alve 6 Backflow preventer or pressure reducing valve 2 Flow check valve 7 Circulator controlled by aquastat 3 Mixing valve with check valve 8 Domestic drain valve 4 Vacuum Breaker 9 Thermal expansion tank potable 5 Unions Optional devices may be required by local codes Installation Piping Diagrams bei Tria NG leTube Optional recirculation 7 2 3 C Optional 12 Heat trap M 1 H Cold water 9 4 3 inlet 8 6 TriangleTube 3 7 2 Fig 6 Domestic Piping with Optional Storage Tank 1 Mixing valve with check valve 6 Thermal expansion tank 2 Flow check valve 7 Circulator controlled by aquastat 3 Shut off valve 8 Domestic drain valve 4 Backflow preventer or pressure reducing valve 9 Vacuum Breaker Optional devices may be required by local codes Water Heater Start Up 4 TriangleTube Filling the Inner Domestic Water Tank A CAUTION e Never use the Excellence unless inner and outer tank of the water heater is completely filled with water Inner tank of the Excellence water heater must be completely filled and pressurized before pressurizing outer tank 1 Close domestic water drain valve 2 Open domestic water isolation valves on the water heater piping 3 Vent air from inner domestic water tank by opening nearest hot water faucet Fill domes tic water tank completely by all
47. amage to pipes and appliances See device manufacturer s instructions for application and installation NOTICE Water hammering within the domestic pip ing system can cause premature failure of the inner tank of the water heater This type of failure is NOT covered under warranty Vacuum Breaker Installing a vacuum breaker on the domestic cold water outlet will prevent damage to the inner tank if a negative pressure is developed in the domestic supply line See manufacturer s instructions for application and installation of the vacuum breaker General Piping e For domestic water piping diagrams see pages 9 and 10 e All plumbing must meet or exceed all local state and national plumbing codes Use pipe dope or tape suitable for potable Water systems e Use isolation valves to isolate system compo nents Installation Domestic Piping 4 TrangleTube Domestic Piping e Union on domestic hot water outlet should be piped at a higher elevation than domestic water drain valve This will make draining the water heater easier e Use dielectric unions or couplings to protect hot and cold water fittings from corrosion when connecting dissimilar materials such as copper and galvanized iron pipe If copper pipe is used for domestic water con nections first solder pipe to a threaded adapter and then screw adapter into cold water inlet on top of Excellence Cold Water Inlet contains an internal
48. and dis charge piping can result in personal injury death or substantial property damage Low Water Cutoff Device The PRESTIGE Excellence is equipped with a factory installed pressure switch type Low Water Cut Off device The minimum operating system pressure allowable with this device is 10 psig Check local codes if a Low Water Cutoff Device is required If so determine if this device meets the requirements of the local codes NOTICE The PRESTIGE Excellence control sys tem also uses the sensing of the system water temperatures entering and exiting the heat exchanger to provide protection against low water conditions Where local codes and jurisdiction do not accept a pressure device for low water protection the jurisdictions may accept these PRESTIGE Excellence integral control functions as a means of provid ing low water protection a Boiler Piping 4 TrangleTube 3 4 Street Elbow Air Vent CH Supply Connection Fig 5 Pressure Relief Valve Installation Pressure Relief Valve Supplied with Boiler H Drain Piping Directed to a Suitable L Place of Drainage CH Return t Connection Boiler Piping Additional Limit Control If a separate LWCO device is required by cer tain local jurisdictions or when the boiler is installed above the system piping the follow ing guidelines must be followed The LWCO device must be desig
49. and lock ring from the valve Replace the knob and adjust the set tempera ture of the valve to the desired temperature NOTICE To calibrate the outlet temperature allow the water to run for approximately 2 min utes and measure the water with a ther mometer To adjust the valve setting rotate the knob clockwise to decrease the water temperature or counter clockwise to increase the water temperature Once the desired temperature is achieved remove the knob and refit the lock ring onto the valve s Mix marking Locate the tab on the inner face of the knob into the retainer in the locking ring Secure the knob with set screw Water Heater Start Up 4 TrangleTube A DANGER HOT WATER CAN SCALD Water temperatures over 125 F can cause severe burns instantly or death from scalds Feel water before bathing or showering Consumer Product Safety Commission and some states recommend temperatures settings of 130 F or less Setting thermostat higher than 130 F will increase risk of scald injury and cause severe personal injury or death Water heated to a temperature suitable for clothes washing dish washing and other sanitiz ing needs will scald and cause permanent injury Children and elderly infirm or physically handicapped persons are more likely to be injured by hot water Never leave them unat tended in or near a bathtub If anyone using hot water in the building fits this des
50. and perform the start up proce dure as listed in this manual Verify the cold water fill pressure is correct and the operating pressure of the boiler is within normal operating range Complete the checkout procedures as refer enced in this manual Check Burner Flame Inspect the burner flame through the observa tion port on the heat exchanger If flame pattern is not fully blue and covers the entire burner surface during high fire shut the unit down and allow it to cool thoroughly before disassembly Close the external manual gas valve on the gas supply line and disconnect the gas piping and rectifier plug Disconnect the wiring harness connectors from the blower and remove the blower retaining screws Remove the blower from the unit Remove the mounting nuts securing the burner mounting plate to the heat exchanger and set aside 4 TrangleTube Carefully remove the burner mounting plate assembly from the heat exchanger Ensure combustion chamber insulation is not damaged during removal of burner mounting plate assembly See WARNING on page 61 Remove the burner head mounting screws and remove the burner head Inspect the burner head for deterioration Use compressed air or a vacuum to clean the burner head Remove the venturi and gas valve assembly from the blower Use a vacuum cleaner or compressed air to clean the interior of the blower assembly Inspect the blower blades to ensure they are clean and not dama
51. anging Outdoor Reset Control SECTION XI Outdoor Reset Control The boiler setpoint for a heating call can be fixed or vary with the outdoor temperature If the application requires a constant supply tem perature from the boiler the outdoor tempera ture sensor should not be connected to the boil er If an outdoor temperature sensor is con nected to the boiler the outdoor reset function is automatically enabled and will vary the CH setpoint with the change in outdoor tempera ture The outdoor reset function has no affect on the DHW setpoint during a domestic call Plastic Anchors 2 Sensor Enclosure Mounting Screws 2 M PiS l NS I Front Cover with Gasket Fig 25 Sensor Enclosure and Components Mounting the Outdoor Sensor 1 Remove the front cover and mounting screws anchors from the sensor enclosure 2 When mounting the enclosure the exterior wall selected should represent the heat load of the building Typically a northern or northeastern wall will suit most buildings A southern facing wall may suit buildings that have large glass walls or windows on the southern face 3 Ensure the sensor enclosure is shielded from direct sunlight or the effects of heat or cold from other sources exhaust fans appliance vents to prevent false temper ature sensing 4 TriangleTube Mount the sensor enclosure at an elevation on the exterior wall to prevent accidental da
52. ank on page ine Draining Water Heater Drain water heater if it will be shut off and exposed to freezing temperatures Freezing water will expand and damage water heater e If boiler water contains sufficient antifreeze then only the domestic water needs to be drained A WARNING Close boiler water isolation valves and relieve system pressure to below 15 psig in outer tank before draining inner tank to prevent damage to inner tank e If boiler water does not contain sufficient antifreeze then the boiler water and domestic water must be drained Water Heater Maintenance 4 TrangleTube If antifreeze is used in boiler water check concen Draining Inner Domestic Water Tank tration Boiler water including additives must be practically non toxic having toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Products A maximum 50 50 mixture of inhibited propylene glycol is recommended Follow antifreeze manufacturer s instruction A WARNING Do not use automotive ethylene glycol or petroleum based antifreeze Do not use any undiluted antifreeze This can cause severe personal injury death or substantial property damage A WARNING Water from opened drain valves unions and other connections may be extremely hot To avoid severe personal injury death or substantial property damage Tighten all drain hose connections Direct hot water away
53. asing the STEP button the display will show the current setting Water Heater Start Up 4 TrangleTube Maximum Setting 54 F Parameter Factory Minimum Setting Setting 4 Press the or button until the desired setting is achieved Press STORE to save the setting The display will flash when the revised setting is accepted 5 Once the desired parameter setting has been revised and stored within the Prestige Control module press RESET to exit the CODE mode Additional DHW Features Frost Protection Through the use of the IDWH sensor the Prestige Excellence Control module will now provide a Frost Protection feature to the water heater The Frost Protection feature is designed to protect the Excellence water heater from a potential freeze up The protection is activated once the IDWH sensor records a domestic temperature below 38 F At that time the Prestige Excellence will begin the burner function at low input the circulator will begin circulating and the internal 3 way valve will open The burner will continue operating at min imum input with circulator energized until the sen sor senses a domestic water temperature above 50 F At that point the boiler will shut down the burner function and circulator This feature is always active even if the DHW operation is in the OFF mode and cannot be overridden Troubleshooting Error Codes h XH alternating with a status code of 9 The IDWH Sensor is not p
54. ater leaving an air gap as a cushion Refer to the manufacturer s instruction for proper fill level Ensure the tank is fitted with a device that reduces gravity circulation of air saturated tank water back into the sys tem This device prevents air from bubbling up through the water as it returns from the system Ensure no automatic air vents are used in the system This will allow air to escape from the system instead of returning to the tank Diaphragm Tank Ensure the system contains a minimum of one automatic air vent Recommended location of the air vent should be atop an air eliminator Remove the tank from the system and check the charge pressure For residen tial applications the charge pressure is typically 12 psig If tank does not hold a charge pressure then the membrane is damaged and the tank should be replaced Check Boiler Relief Valve Inspect the relief valve and lift the lever to ver ify flow at least annually or as recommended on the warning tag of the valve 4 TriangleTube A WARNING Before manually operating the pressure relief valve ensure the discharge piping is directed to a suitable place of disposal to avoid a potential scald hazard The dis charge piping must be full size without restriction and installed to permit com plete drainage of both the valve and line If after closing the valve the valve fails to seat properly or continually weeps replace the relie
55. atically lights the burner DO NOT try to light the burner by hand Set room thermostat s to lowest setting Turn the external manual gas valve handle clockwise CLOSE valve handle shall be perpen dicular to gas piping Tum the service switch on the PRESTIGE Excellence control panel OFF Remove the front jacket panel on the unit Turn the external manual gas valve handle counter clockwise 4 to OPEN gas supply valve handle shall be parallel to gas piping Wait five 5 minutes to clear out any gas If you then smell gas in the jacket enclosure or around the unit STOP Follow B in the safety infor mation above If you don t smell gas go to the next step Set the room thermostat to lowest setting Tum the service switch on the PRESTIGE Excellence control panel to OFF OPERATING INSTRUCTIONS 7 TO TURN OFF GAS TO APPLIANCE 3 f you cannot reach your gas supplier call the fire department Use only your hand to turn the external manual gas valve Never use tools If the valve will not turn by hand don t try to repair it call a qualified ser vice technician Force or attempted repair may result in a fire or explosion Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas con trol which has been under water Tum the service switch on the PRESTIG
56. be of sufficient size to be easily read from a distance of eight feet away and read Gas Vent Directly Below NOTICE Installer must provide tag identification plate and ensure the lettering meets code requirements For direct vent appliances mechanical vent heating appliances or domestic hot water equipment where the bottom of the vent terminal and the air intake are installed above four feet above grade the following requirements must be satisfied 1 If there is not one already present on each floor level where there are bed room s a carbon monoxide detector and alarm shall be placed in the living area outside the bedroom s The car bon monoxide detector shall comply with NFPA 720 2005 Edition 2 A carbon monoxide detector shall a Be located in the rooms that houses the appliances or equipment b Be either hard wired or battery powered or both and c Shall comply with NFPA 720 2005 Edition 3 A Product approved vent terminal must be used and if applicable a Product approved air intake must be used Installation shall be in strict compliance with the manufacturer s instructions A copy of the installation instructions shall remain with the appliance or equipment at the completion of the installation EE Unit Preparations SECTION III Unit Preparations Handling Instructions The PRESTIGE Excellence is generally easier to handle and maneuver once removed from the sh
57. bustion air to the equipment To properly size the ventilation combustion air openings the installer must comply with the National Fuel Gas Code NFPA 54 ANSI Z223 1 for installations in the U S or CSA B149 1 and B149 2 for installations in Canada as referenced in this section of the man ual and titled Methods of Accessing Combustion Air into a Space A WARNING The space must be provided with venti lation combustion air openings proper ly sized for all make up air requirements exhaust fans clothes dryers fireplaces etc and the total input of all appliances including the PRESTIGE Excellence when located in the same space as the PRESTIGE Excellence Failure to pro vide or properly size the openings could result in severe personal injury death or substantial property damage mB Combustion Air and Venting Methods of Accessing Combustion Air Into A Space Category IV Indoor Combustion Air NOTICE The methods listed in this section for accessing Indoor Combustion Air assume that the infiltration rate is ade quate and not less than 40 ACH For infiltration rates less than 40 ACH ref erence the NFPA 54 National Fuel Gas Code for additional guidance Opening Size and Location Openings used to connect indoor spaces shall be sized and located in accordance with the following See Fig 1 Gas Vent Fig 1 All Combustion Air from
58. cedural steps could result in severe personal injury death or substantial property damage Program Access of the MCBA CONTROL To adjust the factory parameter setting of the Prestige MCBA Control the installer must enter into the Parameter menu of the control A WARNING Do not attempt to revise any other control parameter setting except those listed in this supplement Perform only those parameter revisions described in this supplement Failure to comply could result in erratic or unreliable operation of the Prestige result ing in severe personal injury death or sub stantial property damage NOTICE For additional information on revising the Prestige MCBA Control Module operational parameter settings reference the Prestige Control Supplement Activating the Access Code To enter the parameter listing of the MCBA con trol the installer must enter the service code as fol lows 1 Press and hold the MODE button Continue holding the MODE and press STEP button until 5784 appears and hold both STEP and MODE buttons for 2 to 3 seconds JF rns The display should read GE 3 Release the STEP and MODE buttons on the control panel 4 Press STEP once The display should read XX XX should be a random number from 00 to 99 5 Press the or button to change the display number _ XX to read 5M Press and release the or to change the display one number at a time Press and ho
59. ch satisfies your hot water needs Feel and adjust water temperature before bathing or showering Water drained from the system drain valves may be extremely hot TO AVOID INJURY Make sure all connections are tight Direct water flow away from any person A CAUTION Protection must be taken against exces sive temperature and pressure TO PROTECT AGAINST EXCESSIVE TEMPERATURE AND PRESSURE Check if the Temperature amp Pressure T amp P relief valve is installed in the loca tion provided DHW Side Check if the 30 psi relief valve supplied is installed in the location provided CH Side To avoid injury install the relief devices to comply with local code requirements A DANGER C A CAUTION To prevent damage to the inner tank the Installer must Always fill inner tank prior to outer tank and always drain outer tank prior to inner tank Relieve primary system pressure below 15 psig prior to draining inner tank Pre Installation 4 TriangleTube Codes Compliance Installation of the Excellence Water Heater must conform with the instructions in this manual and where applicable e local state provincial and national codes laws regulations and ordinances e in Canada CAN CGA B149 1 or B149 2 Installation Code Excellence water heater is exempt from ASME Section VIII Division 1 Code construction per Interpretation VIII 86 136 Check with local code
60. cription or if state laws or local codes require certain water temperatures at hot water faucets take special precautions Install the factory supplied automatic mix ing valve at water heater and or install a point of use mixing valve at each hot water faucet bath and shower outlet Selection and installation of point of use mixing valves must comply with valve manufactur er s recommendation and instructions Use the lowest practical temperature setting Check water temperature after any adjust ment of the mixing valve A DANGER General Notes Household water usage patterns will affect water temperature at any faucet or shower Occasionally check temperature at each point of use then adjust the mixing valve setting accordingly Always recheck temperature after adjusting the mixing valve Lowering the automatic mixing valve as indicat ed in these instructions will reduce water tem perature levels Consult your installer or service technician Water Heater Start Up 4 TriangleTube Important Information Read Before Proceeding A WARNING This document is intended to be used by a factory trained and qualified heating con tractor or service technician only Read all instructions within this document and with in the PRESTIGE Excellence Boiler Installation and Maintenance Manual before proceeding It is recommended to follow the procedures in the steps given skipping or missing pro
61. ction of domestic hot water A minimum setting of Parameter 38 could result in a rapid response to a DHW request for heat resulting in a potential scald hazard It is strongly recommended that the installer utilize the factory supplied thermostatic mixing valve on the DHW outlet of the Excellence Failure to comply could result in severe personal injury death or substantial property damage To revise the parameter setting within the Prestige Control Module for DHW ON Differential control the installer must activate the service code for the control module as previously described in the Program Access of the MCBA section 1 Enter into the service code mode 2 Once the access code has been entered and accepted press MODE until the display shows PAFA 3 Press STEP until the display shows H Zb This parameter setting is the DHW ON Differential parameter After releasing the STEP button the display will show the current setting Parameter Factory Minimum Setting Setting Maximum Setting 6 F 54 F 4 Press the or button until the desired setting is achieved Press STORE to save the setting The display will flash when the revised setting is accepted 5 Once the desired parameter setting has been revised and stored within the Prestige Control module press RESET to exit the CODE mode DHW OFF Differential The second differential setting is Parameter 39 DHW OFF Differential This parameter sets the DHW st
62. d the rating label for propane configuration If there is doubt on the burner configu ration remove the gas valve and check for proper propane orifice size 0 204 52 Refer to Fig 17 page 27 for location of the propane orifice Ensure the Condensate Drain Assembly is filled with water PRESTIGE Excellence Start Up 1 Turn the ON OFF switch located on the front control panel to the OFF position Turn the electrical supply or any service switch to the unit in the ON position 2 Read and follow the Operating Instructions outlined on page 39 4 TriangleTube If PRESTIGE Excellence Correctly 1 Verify DHW parameter 2 and CH para meter 3 Systems are turned ON or set to 01 Read the Boiler Display Standby and Parameter Section of the manual starting on page 42 for more information Does Not Start 2 Check for loose electrical connections blown fuse external or internal to the MCBA Control or open service switch 3 Check continuity across the L W C O device for a closed circuit See item 5 on Fig 27 page 63 4 Is the external limit control if applicable open Ensure the external limit is reset to the closed position 5 Is the gas supply valve s open at the unit and meter 6 Is incoming gas supply pressure at the unit more than 5 w c and less than 13 w c for natural or propane with all gas appliances operating ON or OFF 7 Are the heating thermostats set below room temperatur
63. damaged during removal of burner mounting plate assembly See WARNING on page 61 Carefully remove the combustion chamber insulation from the heat exchanger and set aside See WARNING on page 61 Use a vacuum cleaner compressed air or water to remove any accumulation from the heat exchanger flue ways Do not use any solvent Re install the combustion chamber insula tion onto the heat exchanger Re assemble the burner mounting plate assembly onto the heat exchanger Ensure the burner plate gasket and combustion chamber insulation is in place and not dam aged replace gasket and insulation if nec essary See WARNING on page 61 Re assemble the blower onto the burner mounting plate and reconnect the wiring harness connectors Reconnect the gas piping and rectifier to gas valve Check for gas leaks repair if necessary Close isolation valves on the boiler water piping to isolate the boiler from the heating system Hm Maintenance Procedures 14 Attach a hose to the boiler drain valve and flush the boiler thoroughly with fresh water by using the purge valves to allow water to enter through the make up water line to the boiler 15 Once the boiler has been completely flushed return the boiler and system piping back to operation 16 Perform the required startup and checkout procedures as outlined on pages 34 to 46 4 TriangleTube Review With Owner Ensure the ow
64. de e e ee Ede ta Da Se OR AE 13 14 DHW Storage Temperature Setting NN RAN ck egw ketene ors 15 Setpoint Value Addition for DHW 4 440544 dE EK E xus in sede 15 DHW ON Ditterental EE 15 16 DHW OFF Differential MER 16 17 Additional DHW Feature Frost Protection REESEN I7 Troubleshooting sos ea ice Gee es RO an haw RORADAOR ae one Guts 17 Factory Setting for Parameters 42 eec Lees died a nae 18 Water Heater Maintenance Maintenance Schedule Losses Eg nee eee C S wees eee 19 Filing Water Healer 12i oses es SERERE EOS Eege ege Et oes 19 Draining Water Heater i2 ens Oe ce tu REC een ode dew ne ee 19 20 Draining Inner Domestic Water Tank 20 Draining Outer Boiler Water Tank ge ECHTER t eem dae 20 Tables of Contents 4 Trian c leTube Replacement Parts 1 2 ies ee rere VE NR AE RR EE Sei 21 Water Heater Specifications Excelence Lr a xod se EE 22 Performance Excellence i rezepte bob eR E e 23 Product amp Safety Information bei Tr iangleT be Definitions The following terms are used throughout this manual to bring attention to the presence of poten tial hazards or important information concerning the product DANGER A NOTICE Indicates the presence of a hazardous situ Indicat TRITT install ation which if ignored will result in death e eo S Hn den Hi E RR ud serious injury or substantial property ee ee damage important to equipment but not related to personal injury hazards A WARNING
65. e If none of these conditions correct the problem refer to the PRESTIGE Trouble Shooting Guide or contact Triangle Tube Tech Service Check the PRESTIGE Excellence System Check Boiler Piping and Check Boiler system piping and com ponents for leaks If found shut down the unit and repair immediately Purge any remaining air from the system piping Air in the system piping will interfere with circulation creating heat distribution problems and system noise L Check Vent Piping and Combustion Air Piping Check for gas tight seal at every con nection and seam of the venting and combustion air inlet piping H Start Up Procedures A WARNING Venting system must be sealed gas tight to prevent flue gas spillage and potential carbon monoxide emissions which will result in severe personal injury or death Check Gas Piping Check around the unit for gas odor fol lowing the procedure outlined in this manual on Page 36 A WARNING If any gas leaks are found or suspected shut the unit down immediately Use a gas detection device or bubble test to locate the source of the gas leak and repair at once Do not operate the unit until the leak is corrected Failure to comply with this procedure could result in severe personal injury death or sub stantial property damage CT Verify Flame Pattern and Combustion Check the flame patter
66. e 9 n t x RR ss 37 If PRESTIGE Excellence Does Not Start Correctly 37 Check the PRESTIGE Excellence and System 37 38 Operating Instrictiolls i ex p ERR REERA he RES A 39 Set Boiler CH Target Temperature a ceres cca RR ERAN 40 Operation Verification Space Heating EE is eui 40 41 set DHW Storage Temperature iesus odi 9k 4e 3 yx GG S Re wr ud 41 Operation Verification Domestic Hot Water 41 42 Boiler Control Display Standby Mode Ae AA eer AE TERRE 42 43 Setting the Boiler Parameters Parameter Mode o 24 22 ss2c2b000be EE AE ES 44 Accessing Boiler Information Informatii TEE 45 Error Hard Lockout Mode 46 Hm D Table of Contents d Tr iangleT i be SECTION XI OUTDOOR RESET CONTROL Mounting the Outdoor Sensor i622 Dep sE rer E AE e BEE RE RE SA 47 Wining the SOBSOT 2 s vous ma De EX du E eA VUE eee ees 47 Summer Winter Switch at Boiler ii 22 ee iccetacieweis ees dekioaes 48 Adjusting Outdoor Reset Curve CH Maximum Boiler Operating Setpoint Parameter 4 48 CH Minimum Boiler Operating Setpoint Parameter 10 48 CH Reset Curve Coldest Day Parameter 11 2 129 KEE ANEN 48 CH Reset Curve Warmest Day Parameter 12 49 Entering MCB A Access Code ors aere CE E Zeche tege os 49 Changing a Parameter Setting Ze 44 a0 eee E EXERCERE WEE ewes 49 Outdoor Reset Curve Examplic s 2 4 2432 8 239 ee RUE recesia 50 SECTION XII EXT
67. e a gas detection device or bub ble test Failure to check for gas leaks can cause severe personal injury death or substantial property damage 4 TriangleTube 7 Use pipe dope compatible with natural and propane gases Apply sparingly only to the male threads of pipe joints so that pipe dope does not block gas flow A WARNING Failure to apply pipe dope as detailed above can result in severe personal injury death or substantial property damage A WARNING Use a two wrench method of tightening gas piping near the unit and its gas pip ing connection Use one wrench to pre vent the boiler gas line connection from turning and the second to tighten adja cent piping Failure to support the boil er gas piping connection could damage the gas line components External Manual Gas Flow Gas Shut Off Valve Must Be Within 6 of the E N Boiler f Tee Fitting i Sediment EE u Trap Min _ ei Union Fitting Length of 3 Cap Fig 16 Recommended Gas Supply Piping Gas Piping NATURAL GAS Pipe Sizing Natural Gas Refer to Table 1 for Schedule 40 metallic pipe length and diameter requirements for natural gas based on rated PRESTIGE Excellence input divide by 1 000 to obtain cubic feet per hour Table 1 is based on Natural Gas with a spe cific gravity of 0 60 and a press
68. e bracket and use a pencil to mark the location of the mounting slots on the wall Remove the bracket from the wall and drill a 5 8 diameter hole by 1 3 8 deep posi tioned in the center of each mark flush or slightly recessed in the drilled holes with threaded side facing down 4 TrangleTube 6 Reposition the bracket on the wall and align mounting slots holes Insert the two bolts provided through the mounting slots holes and loosely tighten 7 Level bracket and tighten bolts securely Boiler Mounting l Obtain assistance in lifting the boiler onto the wall bracket Install the boiler making sure the boiler mounting lip located along the upper edge of the rear jacket panel engages the wall mounting bracket Ensure the boiler is seated properly and is secure Boiler Piping SECTION IV Boiler Piping General Piping Requirements All plumbing must meet or exceed all local state and national plumbing codes Support all piping using hangers DO NOT support piping by the unit or its components Use isolation valves to isolate system com ponents Install unions for easy removal of the PRESTIGE Excellence from the system piping If plastic pipe is used for boiler water pip ing it must have a maximum oxygen diffu sion rate of 0 1 mg liter day for boiler and water heater protection A WARNING Use a two wrench method when tighten ing piping onto the boiler connections
69. ellence Those require ments include Boiler Piping Venting Combustion Air Start Up and Maintenance For detailed instructions regarding the installation of the vent combustion air system reference the PRESTIGE Vent Supplement and or the various optional vent kit instructions For instructions regarding the PRESTIGE Excellence Domestic Water Heater Installation require ments and piping reference the PRESTIGE Excellence Indirect Water Heater Manual beginning after page 70 of PRESTIGE Excellence Water Boiler Manual The PRESTIGE Vent Supplement is included in the unit s installation envelope For instructions or information regarding the various optional vent kits contact the Engineering Department at Triangle Tube Table of Contents 4 Tria ngleTu be PRODUCT AND SAFETY INFORMATION KREE 1 Product and Safety Information 44 5225 024 4 di adhseecdede E 2 SECTION I PRE INSTALLATION ITEMS Code Complianoe secer o bx 2r RUREESATRARTERERVRER EESA RES RET 3 Determining Product Location asus m s teen ceed wees dade s 3 Boiler Replacement si Rb DR RCbRV VE ku ER PE CET a Ried d 3 Recommended Clearances 205 ausus cpRERE RR ERO ER ERE E E ed 4 Residential Garage Installations e ANNE RACH 4000042040845 4 Boiler Freeze Protection Feature a 0 0edgadescrbte tee cedeeveads 4 SECTION II COMBUSTION AIR AND VENTING Combustion Air Contamination 24 SNE NEIE EE EIERE EENS 5 Ventilation and Combustion Air Requirements Direc
70. em 2 Open all system isolation valves 3 Fill the boiler system to correct system pressure Correct pressure will vary with each application NOTICE Typical residential system fill pressure is 12 psi System pressure will increase when system temperature increases Operating pressure of the system should never exceed 25 psi 4 Purge air and sediment in each zone of the boiler system through the purge valve Open air vents to allow air to be purged in the zones 5 Once the system is completely filled and purged of all air and sediment check the system pressure and check repair any leaks A WARNING Unrepaired system leaks will cause con tinual makeup water to be added to the boiler Continual makeup water could cause mineral buildup within the heat exchanger reducing the heat transfer causing possible heat buildup and even tual heat exchanger failure HB Start Up Preparation Check Low Water Cut Off Device The PRESTIGE Excellence is provided with a factory installed LWCO device that measures system pressure of more than 10 psi Remove the front jacket panel and check for continuity across the low water cut off device wire terminals The contacts should be closed when system pressure is greater than 10 psi See item 5 on Fig 27 page 63 Check For Gas Leaks A WARNING Prior to start up and during initial opera tion smell near the
71. ents on the venting and combustion air piping will cause severe personal injury or death Installing Condensate Drain Assembly 1 Locate the condensate drain assembly and install as shown in Fig 15 page 23 NOTICE The installer may want to fill the con densate trap with water prior to assem bling on the unit 2 Remove the retaining nut and rubber seal from the condensate drain assembly and slide over the heat exchanger condensate drain nipple Connect the condensate drain assembly to the retaining nut and tighten Hand tight only A WARNING Ensure the condensate drain assembly contains the plastic seated ball Do not install the condensate drain assembly if the ball is lost or missing replace the entire assembly Remove the compression nut and rubber seal from the drain outlet Using 3 4 x 2 flexible PVC tube provid ed slide the compression nut and rubber seal over the pipe NOTICE The use of 3 4 PVC or CPVC pipe is also acceptable If 3 4 pipe is used deburr and chamfer pipe to allow mat ing onto the drain assembly Thread the rubber seal into the compres sion nut to ease installation of the pipe to the drain assembly Seat the pipe onto the drain assembly and tighten the compression nut Hand tight only NOTICE The installer may opt to using 13 16 ID tubing in lieu of rigid piping NOTICE The drain l
72. estab lishments New building construction Remodeling areas Garages with workshops Combustion Air and Venting Ventilation and Combustion Air Requirements Direct Vent A Direct Vent appliance utilizes uncontaminat ed outdoor air piped directly to the appliance for combustion For Direct Vent installations involving only the PRESTIGE Excellence in which the minimum service clearances are maintained as listed on page 4 no ventilation openings are required For Direct Vent zero service clearance installa tions involving only the PRESTIGE Excellence the space enclosure must provide two openings for ventilation The openings must be sized to provide 1 square inch of free area per 1 000 BTUH of boiler input The openings shall be placed 12 inches from the top of the space and 12 inches from the floor of the space For installations in which the PRESTIGE Excellence shares the space with air movers exhaust fan clothes dryers fireplaces etc and other combustion equipment gas or oil the space must be provided with adequate air openings to provide ventilation and combus tion air to the equipment To properly size the ventilation combustion air openings the installer must comply with the National Fuel Gas Code NFPA 54 ANSI Z223 1 for installa tions in the U S or CSA B149 1 and B149 2 for installations in Canada A WARNING The space must be provided with venti lation co
73. f valve Ensure the cause of the relief valve to weep is the valve itself not due to sys tem over pressurization caused by an expan sion tank that is waterlogged or undersized Inspection of Ignition Electrode Remove the ignition electrode from the burner mounting plate Remove any white oxides accumulated on the electrode using fine grit sandpaper or steel wool If the electrode does not clean to a satisfactory condition replace the ignitor When replacing the ignition electrode ensure the gasket is in good condition and correctly positioned Replace gasket if necessary Check Ignition Wiring and Ground Wiring Inspect the burner wiring from the burner con trol module to the ground terminal behind the control panel Ensure wiring is in good condition and secure ly connected Check ground continuity of the wiring to the boiler jacket or piping using a continuity meter Replace and correct ground wire if ground con tinuity is not completed and satisfactory Hm Maintenance Procedures Check Control Wiring Inspect all control wiring Ensure wiring is in good condition and properly connected Check Control Settings 1 Set the control display to PARAMETER mode and check all boiler settings Adjust setting as necessary see page 44 2 Check any external limit control settings if used Adjust settings as necessary Perform Start Up and Checkout Procedures Start the unit
74. from all persons Draining Outer Boiler Water Tank 1 Disconnect power supply to water heater 2 Close boiler water isolation valves between boiler and water heater 3 Connect hose to boiler water drain valve at water heater Open and drain water to a safe place 4 To speed draining procedure loosen air vent on top of tank 5 When draining is complete close drain valve and retighten air vent See Domestic Piping Fig 4 page 9 Disconnect power supply to water heater If outer boiler water tank pressure is greater than 15 psig relieve boiler pres sure and close isolation valves before pro ceeding 2 Close system supply isolation valve 3 Connect a hose to domestic water drain valve at cold water inlet Hose should extend to drain at floor level to allow siphoning of domestic water tank Open hot water faucet at highest point above heater Open domestic water drain valve to start siphoning When draining is complete close hot water faucet and domestic water drain valve Replacement Parts 4 Trian D leTube Fig 7 Excellence Domestic Components rel Decio 1 Popp TI Bowe LP 3 NTC 3 DHW Water PSRKIT63 l 2 Dip Tube P3WKITDTOI Water Heater Specifications TriangleTube 24 7 20 8 628 mm i 529 mm 20 4 a gt 3 Vent Outlet 15 d SAP NPSC
75. g inspected Follow the lighting instructions Adjust thermostat so appliance will oper ate continuously 4 TriangleTube 5 Test for spillage at the draft hood relied opening after 5 minutes of main burner operation Use the flame of a match or can dle or smoke from a cigarette cigar or pipe 6 After it has been determined that each appliance remaining connected to the common venting system properly vents when tested as outlined above return doors windows exhaust fans fireplace dampers and any other gas burning appli ance to their previous condition of use 7 Any improper operation of the common venting system should be corrected so the installation conforms with the National Fuel Gas Code ANSI Z223 1 NFPA 54 and or CAN CGA B149 Installation codes When resizing any portion of the common venting system the common venting system should be resized to approach the minimum size as determined using the appropriate tables in Part II of the National Fuel Gas Code ANSI Z223 1 NFPA 54 and or CAN CGA B149 Installation codes A DANGER Do not install the PRESTIGE Excellence into a common vent with other gas or oil appliances This may cause flue gas spillage or appliance malfunction result ing in possible severe personal injury death or substantial property damage Combustion Air and Venting 4 TrangleTube Commonwealth of Massachusetts Installations Only For direct vent appliances mechanical ve
76. ge EXCELLENCE firing rate can be controlled by an external modulating boiler controller See page 29 for wiring and page 51 for control module setup Outdoor Reset Control 1 The PRESTIGE Excellence may operate with a variable boiler operating tempera ture using the Triangle Tube outdoor sen sor see pages 47 through 50 for installation and setup 4 TrangleTube NOTICE If the installer opts for a fixed operating temperature for the boiler system the outdoor sensor is not required and should not be installed Additional 24V Limit Wiring The PRESTIGE Excellence provides 24V ter minal connections for additional limit controls as shown in Fig 20 page 29 These limit ter minal connections will provide a hard lock out requiring a manual reset of the PRESTIGE Excellence control or a soft lockout in which the PRESTIGE Excellence will auto matically reset Room Thermostats ed eg Seng r1 BAN nsus A L 4 J Transformer l l l yooh eom ee Eeer Tij 1 T1 774 l Honeywell V8043 Zone Valves or Equivalent L 1 J 3 n Llc M dcI2clad 4 qc 24V Low Voltage Wiring Honeywell R8285D Transformer Relay or Equivalent 120V High Voltage Wiring To Prestige 24V Terminal Strip System Circulator Fig 21 Secondary System Circulator Wiring uau 4 TrangleTube External Wiring
77. ged Re assemble the venturi and gas valve onto the blower Ensure the venturi gasket is in good condition positioned correctly and replace gas ket if necessary Re assemble the burner head onto the burner mounting plate Ensure the burner head gasket is in good condition positioned correctly and replace gasket if necessary Re assemble the burner mounting plate assem bly onto the heat exchanger Ensure the burner plate gasket and combustion chamber insula tion is in place and not damaged replace gas ket and insulation if necessary See WARNING on page 61 Re assemble the blower onto the burner mounting plate and reconnect the wiring har ness connectors Re assemble the gas supply connection and rectifier to gas valve Open the external manu al gas valve Check gas piping for any leaks as outlined on page 38 and repair if necessary Place the unit back into service Hm Maintenance Procedures Check Flame Signal The flame signal should be a min 3u A DC Check the ignitor for fouling or damaged insulation if a low flame signal is read Check ground wiring and continuity as a cause for low flame signal Replace ignitor if condi tions are satisfactory Check Combustion Levels Refer to page 38 of this manual for measuring combustion levels and burner adjustments Check Flue Gas Temperature 1 Adjust the boiler to fire at HIGH fire see page 42 Place the control display t
78. h unusually hard water hardness above 7 grains consult a water treatment company Chlorinated Water Do not use the PRESTIGE Excellence to heat a swimming pool or spa directly Maintain the chlorine level of the water at lev els considered safe for drinking 4 TrangleTube Flush System to Remove Sediment The installer must flush the boiler system to remove any sediment to allow proper operation of the PRESTIGE Excellence Flush the systems until the water runs clean and is free of sediment For boiler zoned systems each zone should be flushed through a purge valve Purge valves and isolation valves should be installed on each zone to allow proper flushing of the system Check and Test Antifreeze For boiler systems containing antifreeze solu tions follow the antifreeze manufacturer s instructions in verifying the inhibitor level and to ensure the fluid characteristics are within specification requirements Due to the degradation of inhibitors over time antifreeze fluids must be periodically replaced Refer to the manufacturer of the antifreeze for additional instructions NOTICE System water including additives must be practically non toxic having a toxicity rating or Class of 1 as listed in Clinical Toxicology of Commercial Products Star Up Preparation Use of Antifreeze in the Boiler System A WARNING NEVER use automotive or ethylene gly col antifreeze or undiluted antifreeze
79. hermostat is satisfied the boiler will shutdown The control module will close the gas valve and the blower will continue for 30 seconds for a post purge cycle before shutting down If another call for heat is initiated the boiler will remain off for an additional 30 seconds before starting a new ignition sequence 7188 The CH circulator will continue for a 1 minute post pump cycle Verify the operation of the boiler by repeat ing the operational sequence several times Return the room thermostat to a desired set ting Set DHW Storage Temperature Press the mode button until the display shows PARA This is the Parameter mode of the control Press the STEP button until the first digit on the display shows 1 The last three digits on the display shows the DHW stor age temperature setting 4 TrangleTube 3 Press the or button to change the setting of the DHW storage temperature NOTICE The DHW outlet temperature is con trolled by the factory supplied mixing valve A low DHW storage temperature will affect the overall listed DHW perfor mance Press the STORE button to save the set ting Press the MODE button until the display shows STBY Operation Verification Domestic Hot Water 1 As outlined in the verification for space heating repeat STEPS 2 through 4 Reference Set DHW Storage Temperature outline and set the DHW to the factory set
80. hr of total input rating of all equip ment in the enclosure See Fig 4 TriangleTube Outlet air Inlet air duct ends 1 ft 30 cm above floor Fig 3 All Combustion Air from Outdoors Through Ventilated Attic Gas vent Outlet air duct Inlet air duct LD I 1 1I 1 L I I ID Ld LL IL IIO IL Lee See 9 D ee UB VASE Deeg Fe Fig 4 All Combustion Air from Outdoors through Horizontal Ducts Combination of Indoor and Outdoor Combustion Air Indoor Openings Where used openings con necting the interior spaces shall comply with the Indoor Combustion Air section on page 7 Combustion Air and Venting Outdoor Opening s Location Outdoor open ing s shall be located in accordance with the Outdoor Combustion Air section Outdoor Opening s Size Outdoor opening s shall be calculated in accordance with the following The ratio of the interior spaces shall be the available volume of all communi cating spaces divided by the required volume The outdoor size reduction factor shall be 1 minus the ratio of interior spaces The minimum size of outdoor open ing s calculated in accordance with the above outdoor air section multiplied by the reduction factor The minimum dimension of air openings shall not be less than 3 in A DANGER Do not install the PRESTIGE Excellence into a common vent with other gas or oil appliances This may cause flue gas spill
81. icals pass through the burner and vent system they can form strong acids These acids can create cor rosion of the heat exchanger burner components and vent system causing serious damage and presenting a possi ble threat of flue gas spillage or water leakage into the surrounding area Please read the information listed below If contaminating chemicals are located near the area of the combustion air inlet the installer should pipe the combustion air inlet to an outside area free of these chemicals per SECTION V of this installation manual 4 TriaangleTube Potential contaminating products Spray cans containing chloro fluorocar bons Permanent Wave Solutions Chlorinated wax Chlorine based swimming pool chem icals cleaners Calcium Chloride used for thawing ice Sodium Chloride used for water soft ening Refrigerant leaks Paint or varnish removers Hydrochloric acid muriatic acid Cements and glues Antistatic fabric softeners used in clothe dryers Chlorine type bleaches detergents and cleaning solvents found in household laundry rooms Adhesives used to fasten building prod ucts and other similar products Areas likely to contain these products Dry cleaning laundry areas and estab lishments Beauty salons Metal fabrication shops Swimming pools and health spas Refrigeration Repair shops Photo processing plants Auto body shops Plastic manufacturing plants Furniture refinishing areas and
82. ill help to ensure optimum operation and longevity of the equipment NOTICE Triangle Tube reserves the right to modify the technical specifications and components of its products without prior notice Wm Product amp Safety Information 4 TrangleTube A DANGER Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system which has been under water A WARNING WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas suppli er call the fire department Installation and service must be per formed by a qualified installer service agency or the gas supplier A WARNING Should overheating occur or the gas supply fails to shut off turn OFF the manual gas control valve external to the appliance A WARNING DO NOT add cold make up water when the boiler is hot Thermal shock can cause potential cracks in the heat exchanger A CAUTION When servicing the boiler Avoid electrical shock by discon necting the electrical supply prior to performing maintenance A WARNING
83. imum allowable temperature for the radiant tubing BEST PRACTICE The addition of the high temperature limit is important when the PRESTIGE Excellence has completed a DHW mode which requires a high primary supply water temperature NOTICE Due to the construction of the water heater do not install the PRESTIGE Excellence if the boiler piping contains non oxygen barrier tubing if the boiler piping is considered an open system Exposing the outer tank of the PRES TIGE Excellence water heater to oxygen contamination will lead to premature tank failure and denial of the warranty 4 TriangleTube Size the system piping and circulator to provide the flow needed for the radiant system NOTICE To ensure adequate flow rate through the PRESTIGE Excellence maintain a minimum 1 inch diameter on the system piping connecting to the boiler System Piping Special Application If the boiler is used in conjunction with a chilled water medium system the boiler and chiller must be piped in parallel Install flow check valves to prevent the chilled medi um from entering into the boiler If the boiler is used to supply hot water to the heating coils of an air handler where they may be exposed to chilled air circulation install flow check valves or other automatic means to prevent gravity circulation of the boiler water during cooling cycles System Piping Multiple Units Installation It is
84. in the primary system as freeze protection This can cause severe personal injury death or substantial property damage if ignored Determine the antifreeze fluid quantity using the system water content volume and following the antifreeze manufacturer instructions The water volume of the PRESTIGE Excellence is approximately 5 gallons includes Boiler and DHW outer tank Remember to include the vol ume of the expansion tank Check with local codes requirements for the installation of backflow preventers or actual disconnect from the boiler s cold water fill or make up water supply line NOTICE Massachusetts Code requires a pressure reducer backflow preventer if antifreeze is used Ensure the concentration of antifreeze to water does not exceed a 50 50 ratio NOTICE System water including additives must be practically non toxic having a toxicity rating or Class of 1 as listed in Clinical Toxicology of Commercial Products 4 TrangleTube A CAUTION Ensure the domestic inner tank of the PRESTIGE Excellence water heater is properly filled and pressurized prior to filling the boiler system Reference the PRESTIGE Excellence water heater for proper guidelines on filling the inner tank Failure to comply could result in damage of the inner tank Filling the Boiler System 1 Close the boiler drain valve located on the bottom of the unit and any manual or auto matic air vent in the syst
85. ine materials must be an approved material by the authority hav ing jurisdiction In absence of such authority PVC and CPVC piping must comply with ASTM D1785 or D2845 The cement and primer used on the pip ing must comply with ASME D2564 or F493 For installations in Canada use CSA or ULC certified PVC or CPVC pipe fittings and cement primer HB 4 TrangleTube Installation Vent Combustion Air amp Condensate 7 Continue the pipe from the drain assembly to a floor drain or condensate pump NOTICE When selecting and installing a conden sate pump ensure the pump is approved for use with condensing boilers and fur naces The pump should be equipped with an overflow switch to prevent prop erty damage from potential condensate spillage 8 The PRESTIGE Excellence will typically produce a condensate that is considered slightly acidic with a pH content below 3 0 Install a neutralizing filter if required by authority having jurisdiction A CAUTION The condensate drain must remain filled and unobstructed and allow unrestricted flow of condensate The condensate should not be subject to conditions where freezing could occur If the con densate is subjected to freezing or becomes obstructed it can exit from the heat exchanger resulting in potential water damage to the boiler and sur rounding area Fill Plug with Vaccum Break Port Compression Nut with
86. ing items were completed during installation Installation instructions have been followed and completed Check out procedures have been followed and completed Information regarding the unit and installation received and left with owner maintenance personnel Installer Information Company Address Address Phone Number Maintenance Schedule SECTION XV Maintenance Schedule Service Technician At least on an annual basis the following main tenance should be performed by a qualified ser vice technician General Attend to any reported problems Inspect the interior of the boiler jacket area clean and vacuum if necessary Clean the condensate drain assembly and fill with fresh water Check for leaks water gas flue and con densate Verify flue vent piping and air inlet piping are in good condition sealed tight and properly supported Check boiler water pressure piping and expansion tank Check control settings Check ignition electrode sand off any white oxide clean and reposition Check ignition wiring and ground wiring Check all control wiring and connections Check burner flame pattern stable and uni form and flame Additional items if combustion or performance is poor Clean heat exchanger and flue ways Remove burner assembly and clean burner head using compressed air only Once the maintenance items are
87. input on Natural Gas as outlined on page 38 Checked the incoming gas pressure to the PRESTIGE to ensure a minimum pressure of 5 w c during flow conditions to all gas appliances and a maximum pressure of 13 w c during non flow conditions for Natural and Propane CT Adjusted balancing valves and system limit controls to provide design temperatures to the primary space heating system In multiple zone applications adjusted for correct flow of boiler water to each zone 4 TrangleTube Checked and verified room thermostat s function properly and the thermostat s heat anticipator if used was properly set Observed several operating cycles for proper operation of the PRESTIGE Excellence and the system Set the room thermostat s to the desired room temperature Reviewed all instructions shipped with the PRESTIGE Excellence with the homeown er or maintenance personnel Completed the Installation Record on page 54 Ensure all manuals and other documentation are returned to the Installation envelope and given to the owner for safekeeping HmB TT Installation Record d Trian Cj leTube SECTION XIV Installation Record PRESTIGE Excellence Model Number Serial Number Date of Installation Fuel Natural Gas Propane Measured Rate of Input Btu hr Combustion Readings CO2 O2 CO ppm The follow
88. ion tank 3 Flow check valve 7 Pressure relief valve 11 Automatic fill valve 4 Isolation valve 8 Air separator 12 System circulator a Boiler Piping Y Trian G leTube a E J 4 4 Additional ol ema d A 2 4 am C Zone Load nam Note Verify CH circula tor is properly sized to overcome the system pres sure drop and provide ade quate flow through the boiler system b 4 6 i ig 10 14 Fig 11 CH System Piping Multiple Zone Valve with Single System Boiler Circulator 1 PRESTIGE Excellence boiler 6 Drain purge valve 10 Diaphragm expansion tank 2 CH circulator 7 Pressure relief valve 11 Automatic fill valve 4 Isolation valve 8 Air separator 12 Pressure differential valve 5 Zone valve 9 Automatic air vent Single 29 Zone load E Note Verify CH circula tor is properly sized to overcome the system pres sure drop and provide ade quate flow through the boiler system 6 4 e ty co 4 A Mean Fig 12 CH System Piping Single Zone System with Single System Boiler Circulator 1 PRESTIGE Excellence boiler 6 Drain purge valve 10 Diaphragm expansion tank 2 CH circulator 7 Pressure relief valve 11 Automatic fill valve 3 Flow check valve 8 Air separator 4 Isolation valve 9 Automatic air ve
89. ipping carton and pallet To remove the shipping carton and pallet A CAUTION Use care not to lift the unit from or place the unit on the front plastic control panel damage can occur Use care not to drop bump or rotate the boiler upside down as damage to the boiler will result 1 Remove any shipping straps and open the side of the shipping carton 2 Slide the unit with the foam inserts out of the carton 3 Discard all packing materials Wall Mounting Installation Due to the excessive weight the PRESTIGE Excellence should be wall mounted using the bracket kit provided with the boiler The PRESTIGE is not designed for floor installa tion If floor installation is required an optional floor stand is available through Triangle Tube A WARNING The wall used for mounting the PRES TIGE Excellence must be vertically plumbed and capable of supporting a minimum 250 pounds 113 Kg Failure to comply with these requirements could result in personal injury death or sub stantial property damage Wall Mounting Guidelines 1 The wall frame kit is designed for stud spacing of 12 inch or 16 inch on centers For unconventional stud spacing a solid 4 TriaangleTube secure mounting surface must be provided for installation of the bracket 2 DO NOT mount or attempt to mount the wall bracket to hollow sheet rock or lathe walls using anchors Only install boiler to studs or equivalent wood st
90. ition cycle The con trol module will energize and open the gas valve and begin the spark for ignition If the burner flame proves the burner will continue to fire at an ignition fan speed for approximately 10 seconds to stabilize the flame If the burner flame is not proven the control module will repeat the ignition sequence If the flame is not proven after 5 attempts the control will lockout and the display will show E Ze To verify flame failure lockout close the manual shut off valve on the gas supply piping to the boiler and repeat ignition sequence When verification is completed ensure the manual shut off valve is returned to the open position Hm Start Up Preparation 31 4Z This is the normal CH operation cycle After the flame is proven and stabi lized the burner will fire at low input for approximately 1 minute After this time period the control module will begin to modulate the burner firing rate based on actual boiler outlet temperature and the set point temperature Allow the boiler to operate and allow the boiler outlet temperature to reach the set point temperature 624 This begins the burner shutdown and post purge cycle The CH circulator will continue to run until the room thermo stat 1s satisfied Lower the room thermostat set point below the room temperature to end the call for heat 2 2HZ This begins a post purge cycle When the room t
91. l remain OFF until temperature drops below 200 F Return temperature too high 202 F Burner h k J will remain OFF until temperature drops below 200 F Return temperature is higher than h d Lf supply temperature Burner will remain OFF until corrected Er Pus Li Supply temperature increased too quickly Burner will remain OFF for a 10 minute period Burner will recycle increasing waiting period 1 minute for a max 15 minutes Factory supplied LWCO device or external limit terminals 15 amp 16 is OPEN Burner off for 150 seconds auto reset No blower signal Blower signal present with no demand Burner will remain OFF until condition terminates w 5 5 Dr VN RN Temperature difference between the supply and return is more than 72 F Burner will remain OFF for 150 seconds Burner will recycle increasing wating period 1 minute for a max 20 cycle Vy Indirect water heater temperature sensor is short circuited Burner OFF until corrected Flue temperature sensor is short circuited Burner OFF until corrected Vy Em ke bw VN Indirect water heater temperature sensor is open or disconnected Burner OFF until corrected x RN Flue temperature senor is open Burner OFF until corrected Flue temperature greater than 240 F but less than 250 F Burner off for 150 seconds Eri Wait for the blower to start Power frequency deviation woro oo
92. ld the or to rapidly change the display number 6 When the display reads _54 press STORE to save the service code The display _54 should flash when the code is entered and saved After the service code is entered press the MODE button until the display shows FAAA At this point the installer can access the parameters required for application Once in the parameter mode press the STEP repeatedly to reach the appropriate parameter set ting The display should show the following sequence as the STEP button is press repeatedly Press STEP once 4 2 NZ Press STEP x2 d i Press STEP x3 di Press STEP x4 V1 B5 Water Heater Start Up 4 TriangleTube Press STEP x5 P Press STEP x6 F _ After Parameter 4 the display will show P followed by a two digit number that increases with each press of the STEP button NOTICE The actual parameter values displayed on the unit may vary depending on the applica tion The parameter sequence will always occur in the order shown m A Et A WARNING If a parameter setting is changed from the factory default and the STORE button is not pressed to save the setting the MCBA mod ule will automatically store the setting after 15 minutes Ensure all parameters settings are either factory default or revised based on the application Review all parameters settings on page 18 when completed and prior to commission of the boiler Failure to comply
93. mage or tampering Avoid mounting the enclosure in areas sub jected to excessive moisture Once an area on the exterior wall has been determined to affix the enclosure use the enclosure as a template to mark the location of the mounting screws Using a 3 16 drill bit drill 2 pilot holes on the marked locations Tap the enclosed plastic anchors into the pilot holes anchors Use care not to damage the Mount the sensor enclosure using the screws provided Wiring the Sensor l Remove the sealing nut and sealing gasket from the sensor enclosure Route two 18 gauge wires through the seal ing nut and gasket Connect the wires to the sensor terminals and 2 Re insert the sealing gasket and tighten the sealing nut to the sensor enclosure Route the sensor wire back to the PRES TIGE Solo boiler ensuring the wires are not run parallel to telephone or power cables NOTICE If the sensor wires are located in an area with sources of potential electromagnetic interference EMI the sensor wires should be shielded or the wires should be routed in a grounded metal conduit If using shielded cable the shielding should be connected to the common ground of the unit Connect the sensor wires to the outdoor sen sor terminals on the 24V terminal strip locat ed inside the boiler enclosure see boiler wiring diagram Fig 20 page 29 HmB
94. mbustion air openings proper ly sized for all make up air requirements exhaust fans clothes dryers fireplaces etc and the total input of all appliances located in the same space as the PRES TIGE Excellence excluding the input of a Direct Vent PRESTIGE Excellence which uses combustion air directly from the outside thus additional free area for the openings is not required Failure to provide or properly size the openings could result in severe personal injury death or substantial property damage 4 TrangleTube Ventilation and Combustion Air Requirements Category IV A Category IV appliance utilizes uncontami nated indoor or outdoor air surrounding the appliance for combustion BEST PRACTICE In order to reduce the potential risks associated with indoor contaminates listed on page 5 flammable vapors and tight housing construction little or no infiltration air it is recommended to pipe uncontaminated combustion air directly from the outdoors to the appli ance This practice also promotes higher system efficiency by reducing heated indoor air from being exhausted from the house and replaced by cold infiltra tion air into the house For installations in which the PRESTIGE Excellence shares the space with air movers exhaust fan clothes dryers fireplaces etc and other combustion equipment gas or oil the space must be provided with adequate air open ings to provide ventilation and com
95. mpact and light weight Available in 5 sizes that can accommodate any size pool or spa Exclusive Tank in Tank design Stainless steel construction Available in 8 sizes and 2 models Limited LIFETIME residential warranty 15 year limited commercial warranty Self cleaning self descaling design For domestic water snow melting radiant floor refrigeration Plates made of stainless steel with a 99 9 copper and brazed ensuring a high resistance to corrosion Self cleaning and self descaling Computerized sizing available from Triangle Tube Phase III Available in capacities from 25 000 BTU hr to 5 000 000 BTU hr ETE Freeway Center 1 Triangle Lane Blackwood NJ 08012 Member of S Q CETIS http www triangle tube com I50 9001 4 TriangleTu be Tel 856 228 8881 Fax 856 228 3584 E mail Info triangle tube com Group 4 TrangleTube prestige Excellence Indirect Water Heater Part 2 of 2 tiert INSTALLATION AND MAINTENANCE MAN UAL e Before proceeding with installation and operation read entire manual care WARNING gt s fully Failure to do so can cause injury or property damage e When receiving the PRESTIGE Excellence any claims for damage or shortage in shipment must be filed immediately against the transporta tion company by the consignee IMPORTANT e Warranty Registration Card must be filled out by the customer and mailed withi
96. n thirty 30 days of installation in order to gain warranty coverage e Retain and affix this manual near the water heater for future reference e Installation and service should only be performed by a qualified installer or service technician e Installations and service should be performed by a license plumber or gas fitter in the Commonwealth of Massachusetts Revised 6 9 10 2010 28 Manual Prestige Excellence IWH Tables of Contents 4 Trian g leTube Product amp Safety Information 1 2 Pre Installation Installation Domestic Piping Temperature amp Pressure T amp P Relief Valve 5 Drain Valve Lue needa sucdasweaee sind canttartadys RR era iod 6 Automatic Air Vent 2 2xe2 a ee gx ex RENS RO EE eee RH ER 6 Th rmal BXDSHSIOR 22 2 p2 b REO REY PULS V e E ELS 6 Walter Hammer isu tees Ee eg Bede rr eR EE RA RR 6 Vacuum EE 6 EN EE 6 Domestic EWEN 242a 245a EE RE 64 ECC ER EE PEN 7 Thermostatic Mixing Valve eg 00 64 bade EE EE hy nies 7 Recirculation Piping 2225 es ox RP AES CERE DE EE N UE tended aun 7 Storage Tank Applications J Installation Piping Diagrams usleesleee esee 9 10 Water Heater Start Up Filling the Inner Domestic Water Tank cocer n 11 Filling the Outer Boiler Water Tank lt 2 2 2 SEELEN xen 11 Setting the Thermostat Mixing Valve ENEE ne 11 EE EE 12 Program Access of the MCBA cicero ode Gad ee Hage ew E Ae 13 Activating the Access Co
97. n through the inspection port of the heat exchanger The flame should be blue and stable The flame should be the length of the burner head openings A WARNING The combustion testing and adjustments must be performed by a qualified installer service agency or the gas suppli er All combustion measurements must be perform with calibrated equipment to ensure proper reading and accuracy Test for CO2 or O2 and for CO during high firing rate To manually place the boiler into high fire mode reference page 42 the combustion reading should be within the range listed in Table 2 The CO level should not exceed 100 ppm when combustion is correct 4 TrangleTube A WARNING The combustion levels should be mea sured at high firing rate refer to page 42 of the PRESTIGE Excellence control section on how to set the firing rate If the combustion levels are not within the range given in Table 2 for the firing rate shut the boiler down and contact Triangle Tube Engineering Department Failure to comply with this requirement could result in severe personal injury death or substantial property damage Measure Input Natural Gas Only Table 2 Recommended Combustion Levels Natural Gas Propane O2 Min 2 3096 2 70 O2 Max 5 30 4 70 CO2 Min 8 80 10 70 CO2 Max 10 50 12 00 CO Max 100 ppm 100 ppm 1 Ensure the boiler is firing at maximum firing rate To manually place
98. nce just below the MCBA control in a plastic bag 2 Locate the terminal blocks on the PRES TIGE Excellence below the MCBA con trol NOTICE The 120V Terminals are located on the left set of Terminal Blocks The 24V Terminals are located on the right set of terminal blocks 3 Carefully pull down on the lower half of the terminal block to remove 4 Hook the wiring tool into the desired slot of the terminal block as shown in Fig 19 5 Push wiring tool in towards the terminal block and insert wire in slot at bottom of terminal block 6 Repeat steps 4 amp 5 until all wiring is com plete 7 Re connect the lower half of the terminal block to the upper half 8 Place the wiring tool back into the plastic bag or leave tool hooked to a slot on the 24V terminal block BEST PRACTICE When wiring the PRESTIGE Excellence allow additional length of wire for the access panel to swing open during servicing s 4 TrangleTube iring Internal W 97 33ed suononnsur 00 ZULM 99S FOLLSAYd WIM popnyoul 00 SULITM osn 22010 euru 0 sarm JOOUUOD Apredodd op TAJON o Lex o 2 SX M 9 GX ker GOIN a Dee L PY ema a cox 78 Tre ac EE Lex jeuBlg wel4 64 Loln eeu ZOLN eb EIE C andui jeug 01 0 8 X Indu jeuua3x3 0L 0 ZL ume wk m e TEX eo ony pwu Jeu1a x4 94 E ro SEX Jessy oiny WWI j eulo X 3 GL 9 X pu mea
99. ned for water installations electrode probe type is recommended The LWCO device must be installed in a tee connection on the boiler supply piping above the boiler Wiring of the LWCO device to the PRES TIGE Excellence is done directly onto the 24V terminal strip reference Fig 20 page 29 for available terminals for an external limit manual or auto reset If the installation is to comply with ASME or Canadian requirements an additional high temperature limit may be needed Consult local code requirements to determine compli ance The limit should be installed as follows Install the limit in the boiler supply pip ing between the boiler and any isolation valve Maximum set point for the limit is 194 F For wiring of the limit reference Fig 20 page 29 using the external limit manual reset terminals on the 24V terminal strip This will provide a hard lockout requiring a manual reset of the control Backflow Preventer Use a backflow preventer valve in the make up water supply to the unit as required by local codes 4 TrangleTube Boiler System Piping Applications BEST PRACTICE It is recommended on all piping applica tions to utilize a primary secondary pip ing arrangement as a means to provide freeze protection of the boiler which is an integral function of the boiler control Maintain the minimum boiler flow rate see Graph 2 on page 70 For other piping arrangements consult
100. ner understands the impor tance to perform the maintenance schedule specified in this manual Remind the owner of the importance to call a licensed contractor should the unit or sys tem exhibit any unusual behavior A WARNING The combustion chamber insulation contains ceramic fibers which are clas sified as a possible human carcinogen When exposed to extremely high tem peratures the ceramic fibers which contain crystalline silica can be con verted into cristobalite Avoid Breathing and Contact with Skin and Eyes When removing or repairing the combustion chamber insulation follow these precaution measures 1 Use a NIOSH approved respirator which meets OSHA requirements for cristobalite dust similar to N95 Contact NIOSH at 1 800 356 4676 or on the web at www cdc gov niosh for latest recommen dations Handling of Previously Fired Combustion Chamber Insulation 2 Wear long sleeved loose fitting clothing gloves and eyes protection 3 Assure adequate ventilation 4 Wash with soap and water after contact 5 Wash potentially contaminated clothes separately from other laundry and rinse washing machine thoroughly 6 Discard used insulation in an air tight plastic bag NIOSH Stated First Aid Eye Skin Immediately irrigate Breathing Clean fresh air E Replacement Parts 4 Trian G leTube Fig 26 PRESTIGE Excellence Jacket Components Top Jacket Panel Blower
101. nt CU UH Boiler Piping 4 TrangleTube Additional Radiant Zone 8 a E eR Radiant Zone o 9 12 n Note Manifold mounted valve actuators may be used in lieu of zone valves 12 Fig 13 CH System Piping Radiant Low Temp Heating PRESTIGE Excellence boiler CH circulator provided Flow check valve Isolation valve Zone valve Drain purge valve Pressure relief valve 8 Air separator 9 Automatic air vent 10 Diaphragm expansion tank 11 Automatic fill valve 12 System circulator HB Es Installation Vent Combustion Air amp Condensate Trian G leTube SECTION V Installing Vent Combustion Air amp Condensate Drain Installing Vent and Combustion Air A DANGER The PRESTIGE Excellence must be vented and supplied with combustion air as shown in the PRESTIGE Vent Supplement included in the boiler installation envelope Refer to optional vent kit instructions for additional vent installation instructions Once installa tion is completed inspect the vent and combustion air system thoroughly to ensure systems are airtight and comply with the instructions given in the venting supplement and are within all require ments of applicable codes Failure to comply with the installation require m
102. nt heating appliances or domestic hot water equipment where the bottom of the vent terminal and the air intake is installed below four feet above grade the following requirements must be satisfied 1 If there is not one already present on each floor level where there are bed room s a carbon monoxide detector and alarm shall be placed in the living area outside the bedroom s The car bon monoxide detector shall comply with NFPA 720 2005 Edition 2 A carbon monoxide detector shall be located in the room that houses the appliance or equipment and shall a Be powered by the same electrical circuit as the appliance or equip ment such that only one service switch services both the appliance and the carbon monoxide detector b Have battery back up power c Meet ANSI UL 2034 Standards and comply with NFPA 720 2005 Edition and d Have been approved and listed by the Nationally Recognized Testing Laboratory as recognized under 527 CMR 3 A Product approved vent terminal must be used and if applicable a Product approved air intake must be used Installation shall be in strict compliance with the manufacturer s instructions A copy of the installation instructions shall remain with the appliance or equipment at the completion of the installation 4 A metal or plastic identification plate shall be mounted at the exterior of the building four feet directly above the location of vent terminal The plate shall
103. o INFOR MATION mode see page 44 for procedures 2 The flue gas temperature is indicated on the display when the first digit is 5 The measured temperature shown as the last 3 digits should not be more than 54 F high er than the measured supply water temper ature 3 The measured supply water temperature is indicated on the information display when the first digit is 1 and the temperature shown as the last 3 digits 4 If the measured flue gas temperature is higher than 54 F over the supply water temperature shut the boiler down and fol low the procedures listed below to clean the heat exchanger Clean Heat Exchanger 1 Shut down the boiler Follow the instructions on page 39 To Turn Off Gas to Appliance Do not drain the boiler unless the boil er will be subject to freezing condi tions Do not drain the boiler if freeze protec tion fluid is used in the system 4 TrangleTube Allow the boiler to cool down to room tem perature before servicing Disconnect the gas piping and rectifier plug to the gas valve 4 Disconnect the wiring harness connectors 10 r 12 13 from the blower and remove the blower retaining screws Remove the blower from the unit Remove the mounting nuts securing the burner mounting plate to the heat exchang er and set aside Carefully remove the burner mounting plate assembly from the heat exchanger Ensure combustion chamber insulation is not
104. odulating boiler controller Wiring the Modulating Controller Run two 18 gauge wires from the external modulating boiler controllers 0 10 VDC boiler output to the external input terminals on the low voltage terminal strip inside the boiler see boiler wiring diagram Fig 20 page 29 This signal will both enable and modulate the boil er No wiring is required at the thermostat T T terminals 7 and 8 of the boiler NOTICE Ensure that the polarity of the connec tions from the external modulating boil er controller to the boiler is correct Reversed polarity could lead to erratic and or no response from the boiler con troller Parameter Adjustment The Prestige MCBA control module must be programmed to accept the 0 10 VDC signal from the external modulating boiler control CH Operating Signal Section Parameter 45 Factory Setting Revised Setting LO om Follow the procedure for entering the MCBA Access Code on page 49 and then change the setting of Parameter 45 from the factory setting of 00 to 02 4 TriangleTube NOTICE Ensure that Parameter 4 is set above the highest setpoint of the external modulat ing control Parameter 4 is a boiler high temperature limit when using an exter nal modulating controller Programming of External Modulating Control The external modulating control must be pro grammed to send 1 8 VIC to enable the boiler and run it at low fire and 10 VIC to r
105. omatic ventilation dampers Check and verify the vent discharge and the combustion air intake are free of debris and obstructions 4 TrangleTube Inspect Vent and Combustion Air Piping Visually inspect the venting system and com bustion air piping for blockage deterioration or leakage Repair any deficiencies Verify that the combustion air inlet piping is connected sealed and properly supported A WARNING Failure to inspect the vent system and combustion air inlet piping and to have any conditions repaired can result in severe personal injury or death Check Boiler System Verify all system components are correctly installed and operating correctly Check the cold fill pressure for the system typ ical cold water fill pressure is 12 psig Verify the system pressure as the unit operates at high temperature to ensure the pressure does not exceed 25 psig Excessive pressure reading indi cates expansion tank sizing is incorrect or system performance problems Inspect air vent and air separators in the sys tem Remove the caps on automatic air vents and briefly depress the valve stem to flush vent Replace the cap when completed Ensure vents do not leak replace any leaking vents Maintenance Procedures Check Expansion Tank Refer to Section IV Boiler Piping for rec ommended location of the expansion tank and air eliminators Closed Type Tank Ensure tank is partially filled with w
106. onze circulator is recom mended Storage Tank Application For applications requiring large volumes of domes tic hot water in a relative short period the installer may include a storage type tank see Fig 6 page 10 in the domestic piping The installer must 1 Relocate the thermostatic mixing valve from the Excellence to the outlet of the storage tank 2 Provide recirculation from the storage tank back to the Excellence using a bronze type circulator Maximum recommended recircu lation flow rate is 1 gpm Installation Domestic Piping 4 Tr rangleT be DHW Hot Water Outlet DHW Cold Water Inlet Air Vent Connection Hot Water Outlet DHW Aux Connection Air Vent Connection Cold Water Inlet Fig 3 Commonwealth of Massachusetts Installation Installation Piping Diagrams d Trian G leTube 12 Min 12 min Heat Trap Heat Ti Loop KE J Optional Optional EN i Cold Water 4 ji 6 1 Inlet 8 9 s TriangleTube Fig 4 Standard Installation Domestic Piping Excellence Series Recirculating Loop ERIS 12 Min Heat Trap Loop Optional J X Lg Ry c Cold Water 6 1 Inlet C Jo 12 Min Heat Trap Loop Optional Tnangle 5s Fig 5 Standard Installation Domestic Piping with Optional Recirculation Excellence Series 1 Shut off v
107. orage temperature high limit The burner operation will cease when the DHW storage tem perature rises above Parameter plus Parameter 39 A maximum DHW OFF Differential parameter set ting will result in an extended burner firing cycle when responding to any domestic water draws from the Excellence This extended burner firing cycle could result in a final storage temperature of the domestic hot water that is higher than the desired storage temperature setting DANGER The DHW OFF Differential setting of Parameter 39 greatly affects the production of domestic hot water A maximum setting of Parameter 39 could result in an excessive domestic storage temperature resulting in a potential scald hazard It is strongly recom mended that the installer utilize the factory supplied thermostatic mixing valve on the hot water outlet of the Excellence Failure to comply could result in severe personal injury death or substantial property damage To revise the parameter setting within the Prestige Control Module for DHW OFF Differential con trol the installer must activate the service code for the control module as previously described in the Program Access of the MCBA section 1 Enter into the service code mode 2 Once the access code has been entered and accepted press MODE until the display shows PARA 3 Press STEP until the display shows P 3H This parameter setting is the DHW OFF Differential parameter After rele
108. ow water con dition the boiler will not re start without service If the heating system is left unat tended in cold weather appropriate safe guards or alarms should be installed to prevent property damage Internal control failure Supply Temperature exceeds 212 F Return Temperature exceeds 212 F Return Temperature is higher than supply temperature Supply Temperature increased too rapidly No blower signal present Blower signal does not reset to zero Supply Temperature sensor is short circuited Return Temperature sensor is short circuited Flue Temperature sensor is short circuit Er kh P kal LOD km ac ke E Pe Ew kA XD x b E 2 E kA m XD ba Supply Temperature sensor is OPEN LIN ng ANO wl tg Pg Pe Pg Pag RS IRR kaal kal kal Ra Rs Re Re B Eg Bu Bu Ru Bu Eu Nu ba rm P P P P P 0 P P pm P8 P P8 9 pm P8 pp pp P8 0 ml P8 98 pm pm Pm P8 ala ml pm 08 P8 aoa n Return Temperature sensor is OPEN Flue Temperature sensor is OPEN H H Internal control failure 52 Flue Temperature exceeds 250 F B 5 Internal control error failure to read parameters bi Internal control failure B 5 Inadequate power supply to the fan H R Ei Invalid power frequency H H 5 Internal control failure H dd Supply or Return Temperature sensor drift H gi Supply or Return Temperature failure H d H Supply or Return Temperature not ch
109. owing water to run until there is a constant flow of water 4 Close hot water faucet Filling the Outer Boiler Water Tank A CAUTION e Never use the Excellence unless inner and outer tank of the water heater is completely filled with water Inner tank of the Excellence water heater must be completely filled and pressurized before pressurizing outer tank NOTICE Reference the PRESTIGE Excellence boiler manual for boiler start up and guidelines for filling the boiler If antifreeze is used in boiler water check concen tration Boiler water including additives must be practically non toxic having toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Products A WARNING Do not use automotive ethylene glycol or petroleum based antifreeze Do not use any undiluted antifreeze This can cause severe personal injury death or substantial property damage Setting the Thermostatic Mixing Valve NOTICE The thermostatic mixing valve controls the outlet hot water temperature delivered to the faucets A WARNING POTENTIAL SCALD HAZARD The mix ing valve must be installed on the Excellence Removal of the mixing valve will create a potential scald hazard resulting in severe personal injury or death If any adjustment needs to be made on the valve Use aL Key to remove the set screw securing the knob to the valve Remove the knob
110. personal injury death or substantial property damage Ensure the PRESTIGE Excellence and its con trols are protected from dripping or spraying water during normal operation or service The PRESTIGE Excellence should be installed in a location so that any water leaking from the boiler or piping connections or relief valve will not cause damage to the area sur rounding the unit or any lower floors in the structure Boiler Replacement If the PRESTIGE Excellence is replacing an existing boiler the following items should be checked and corrected prior to installation Boiler piping leaks and corrosion Improper location and sizing of the expansion tank on the boiler heating loop Ifapplicable level and quality of freeze protection within the boiler system Hm Pre Installation Items Recommended Clearances The PRESTIGE Excellence is approved for zero clearance to combustibles excluding vent and boiler piping Vent amp Boiler Piping 1 4 inch from combustible materials BEST PRACTICE To provide serviceability to the unit it is recommended that the following clear ances be maintained Top boiler jacket 24 inches Front 24 inches Bottom boiler piping 24 inches Rear 0 inches Sides 6 inches A WARNING If the clearances listed above cannot be maintained or the enclosure in which the boiler is installed is less
111. phragm Expansion Tank ere RER eur ERR ERR TREE XR 17 Closed Type Expansion Tank 17 Circulator a2iosedesiaeea ee SE OSA EE ERA ERR RES es 17 Sizing Primary PIDIBE oec bes ote Bete EIE Ke EHE eee bees 17 System Piping Zone Circulators uiegoscvr eu ESERERRR RR ERA EEWEA 17 System Piping Zone Valves cei nee case o EE EEN x RE es 17 System Piping Through Boller 12 263258 RO ERER e Rtg geg ER 18 System Piping Radiant Heating EEN rye 18 System Piping Special Aoplicanong 202 eee eee 18 System Piping Multiple Units Installation lees 18 Central Heating CH System Piping Diagrams 19 21 SECTION V INSTALLING VENT COMBUSTION AIR amp CONDENSATE DRAIN Installing Vent and Combustion At eo lieet e Re 22 Installing Condensate Drain Assembly ae sea eb e Ry KN 22 23 SECTION VI GAS PIPING Gas Supply Piping Conmnectol A eege et ee NEE cede es tana he xs 24 Natural Gas Pipe Sizing Natural Gas 5 4 usc a Rr EE REY 25 Natural Gas Supply Pressure Requirements 29 Propane Gas Pipe Sizing Propane Gas i iezesters ere ERR RE RYE 26 Propane Gas Supply Pressure Requirements 26 Gas Valve Venturn Assembly 2 92 252429605464 E OS ORE TERRE 27 SECTION VII INTERNAL WIRING General Requirements 22 4 xa soc re A ea ede a Ee 28 Control Module Circulator AMP Ratings eee 28 Wiring Tool SEENEN 28 Internal Factory Wiring Diagram u ics ese Rr EE ENN REINER Ne 29 SECTI
112. plastic dip tube which can be dam aged by heat from soldering NOTICE Do not apply heat to the cold water inlet when making sweat connections to water heater Sweat tubing to adapter before fit ting adapter to cold water inlet of heater It is imperative that no heat be applied to the cold water inlet as it contains a non metal lic dip tube e When the water supply pressure is higher than 70 psig it is recommended to install a pressure reducing valve on cold water supply line to prevent water loss through T amp P relief valve Thermostatic Mixing Valve The Excellence is factory supplied with a thermo static mixing valve with built in check valve The mixing valve must be installed as shown in Fig 1 The operating range of the thermostatic mixing is 90 F to 120 F For applications with a domestic recirculation loop the recirculation pump should be controlled by an aquastat The maximum recommended set ting of the aquastat is 10 F lower than the thermo static mixing valve setting A DANGER For proper operation of the thermostatic mixing valve and to prevent potential scald ing hazards the recirculation loop should be controlled by an aquastat DO NOT use continuous recirculation Mixed Fig 1 Mixing Valve Assembly Recirculation Piping e Recirculation piping must be installed in the cold water inlet as shown Fig 5 page 9 e A stainless steel or br
113. pplier for recommended sizing of piping tanks and 100 lockup gas regulator Propane Gas Supply Pressure Requirements l Adjust the propane supply regulator pro vided by the gas supplier for 13 w c max imum pressure Pressure required at the gas valve inlet sup ply pressure port Maximum 13 w c at flow or no flow conditions to the burner Minimum 5 w c during flow conditions to the burner Must be verified during start up and with all other gas appliances operating within the building NOTICE The propane orifice requirement for PRESTIGE Excellence is 0 204 52 4 TrangleTube A WARNING DO NOT adjust or attempt to measure gas valve outlet pressure The gas valve is factory set for the correct outlet pres sure This setting is suitable for natural gas and propane and requires no field adjustment Attempts by the installer to adjust or measure the gas valve outlet pressure could result in damage to the valve causing potential severe personal injury death or substantial property damage A WARNING Prior to start up ensure the unit is set to fire propane Check the rating label for the type of fuel Check the gas valve for propane conversion label If there is a conflict or doubt on the burner set up remove the gas valve and check for the propane orifice see Fig 17 page 27 Failure to ensure proper burner setup could result in severe personal injury death o
114. r install tempera ture and pressure protective equipment required by local codes but no less than a com bination temperature and pressure relief valve certified by a nationally recognized testing lab oratory that maintains periodic inspection of production of listed equipment or materials as meeting the requirements for Relief Valves and Automatic Gas Shutoff Devices for Hot Water Supply Systems ANSI Z21 22 This valve must be marked with a maximum working pressure of the water heater e The Excellence water heater must be protected with a T amp P relief valve Size the Excellence T amp P relief valve by the following specifications unless they conflict with local codes 3 4 NPT with an AGA Rating of 100 000 BTU hr Watts 100XL 8 or equivalent NOTICE For proper operation of the T amp P and to pre vent the T amp P from activating due to boiler water temperature use a T amp P relief valve with extended element A 8 minimum length is recommended Standard Installation e Install T amp P relief valve in the Auxiliary con nection located behind the air vent on the top of the water heater as shown Fig 2 page 8 Commonwealth of Massachusetts Installation Follow this procedure for jurisdictions requiring a vacuum breaker to be installed on the domestic cold water inlet e Install the T amp P in the run straight through leg of a tee located at the domestic hot water out let Use a long element T amp P
115. r substantial property damage Gas Piping 4 TrangleTube Inlet Supply Pressure Port Venturi Gas Valve Propane Orifice ae y o S T Gas Valve Gas Valve Pipe Fitting Gasket Fig 17 Gas Valve Venturi Assembly Internal Wiring SECTION VII Internal Wiring A WARNING ELECTRICAL SHOCK HAZARD For your safety disconnect electrical power supply to the unit before servicing or making any electrical connections to avoid possible electric shock hazard Failure to do so can cause severe person al injury or death A CAUTION Prior to servicing label all wires prior to disconnection Wiring errors can cause improper and dangerous operation Verify proper wiring and operation after servicing General Requirements Wiring must be N E C Class 1 If original wiring as supplied with the unit must be replaced use only Type T 90 C 190 F wire or equivalent as a minimum The PRESTIGE Excellence must be elec trically grounded as required by National Electrical Code ANSI NFPA 70 latest edi tion and or the Canadian Electrical Code Part 1 CSA C22 1 Electrical Code Terminal Block Wiring Tool Fig 19 Using the wiring tool on the terminal blocks 4 TrangleTube Control Module Circulator AMP Ratings AMP draw of the CH circulator not to exceed 2 amps Wiring Tool Instructions 1 Locate the wiring tool on the PRESTIGE Excelle
116. recommended to use a balanced manifold system as the primary secondary connection to the space heating piping Maintain a minimum of 6 inches of clearance between units to allow for servicing For the space heating piping refer to the appli cations mentioned in this manual or use recog nized design methods TTTT7UUmB Boiler Piping Y Trian G leTube bo Additional 4 5 ces oO C Zone Load J V ET H A Lc wo Zone Load D E 12 3 e 3 e 9 x Max om 4 8 S 6 i er aa m J N 1 RU WE a __ DI as ke Fig 9 CH System Piping Zoning with Zone Circulators 4 1 c 1 PRESTIGE Excellence boiler 5 Zone circulator 9 Automatic air vent 2 CH circulator provided 6 Drain purge valve 10 Diaphragm expansion tank 3 Flow check valve 7 Pressure relief valve 11 Automatic fill valve 4 Isolation valve 8 Air separator 4 5 4 a Additional e Zone Load a 4 5 4 cS r Zone Load ar 9 12 Max 12 4 A 4 6 E LEM Fig 10 CH System Piping Zoning with Zone Valves 1 PRESTIGE Excellence boiler 5 Zone valve 9 Automatic air vent 2 CH circulator provided 6 Drain purge valve 10 Diaphragm expans
117. roperly connect ed to the Prestige low voltage terminal strip Check for proper connections and proper terminals bh 33 alternating with a status code of 9 The IDWH Sensor is short circuited Check for proper connections to the Prestige low voltage terminals Once the condition is corrected the errors will automatically reset and the Prestige Excellence will return to normal operation Water Heater Start Up bi Trian ci leTube FACTORY SETTING FOR PARAMETERS s 10 F 2 Circuit ON Differential 18 o er Bock Ternperature Seting 2 DHW ON Diferenta 39 DHW OFF Differential 40 03 x 10 2 Sec CH Call Blocking Time 35 0 Operating Sanat Selection Water Heater Maintenance 4 TrangleTube Maintenance Schedule Annual service by qualified service technician should include the following Ll Any procedure required by local codes CL Check air vent operation Ll Verify system pressure Air venting proce dure may require adding water to bring sys tem up to pressure typically 12 psig CL Manually operate T amp P relief valve at least once a year This will release some hot water A WARNING Before operating T amp P relief valve make sure no one is in front of or around T amp P relief valve discharge piping Hot discharge water can cause severe personal injury or substantial property damage L Move operating lever to open position for a few seconds and then move it back
118. ructure 3 For applications using solid walls rock concrete brick cinder block etc install the wall bracket using anchors double expansion shields and bolts with washers provided with the boiler 4 The boiler is too heavy and bulky for a sin gle person to lift and attempt to mount a minimum of 2 people is required for mounting the boiler A WARNING Use extreme care not to drop the boiler or cause bodily injury while lifting or mounting the boiler onto the bracket Once mounted verify that the boiler is securely attached to the bracket and wall Failure to comply with the above guidelines could result in property dam age personal injury or death Stud Walls Installation 1 To distribute the weight of the boiler even ly when mounting onto a stud wall it is rec ommended to use the PRESTIGE Wall Frame kit 2 When using the wall frame to mount the boiler reference the kit installation instruc tions and ensure the frame is securely fas tened to the wall 3 If the structure of wall is questionable in supporting a minimum weight of 250 pounds 113 Kg it is recommended to use the optional floor stand m a Unit Preparations Wall Bracket Installation Solid Walls 1 Install the anchors provided Locate the general area of the boiler place ment Place the wall mounting bracket on the wall ensuring the upper edge of the bracket is away from the wall Level th
119. s for applicability NOTICE The Excellence water heater will absorb less than 200 000 BTU hr when domestic water outlet temperature is 194 F and boiler water supply temperature is 240 F Listed outputs are based on ASME Section VIII Interpretation VIII 1 86 136 Where recommendations in this manual differ from local or national codes the local or national codes take precedence Codes Restrictions Single wall heat exchanger in the Excellence water heater complies with National Standard Plumbing Code provided that boiler water including additives is practically non toxic having toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Products and boiler water pressure is limited to maximum 30 psig by approved relief valve Single wall heat exchangers are permitted under the Uniform Plumbing Code Paragraph L3 2 and L3 3 if they satisfy all of the following requirements 1 The heat transfer medium is potable water or contains only substances which are recog nized as safe by the U S Food and Drug Administration 2 The pressure of the heat transfer medium is maintained less than the normal minimum operating pressure of the potable water system Exception Steam complying with sec tion 1 above 3 The equipment is permanently labeled to indicate that only additives recognized as safe by the FDA shall be used in the heat transfer medium Other heat exchanger de
120. se Connect room thermostat or the end switch isolated contact only of a relay control panel to the 24V terminal strip on the wiring panel below the PRESTIGE Excellence control module as shown in Fig 20 page 29 For proper operation install the room ther mostat on an inside wall away from influ ences of heat and cold i e water pipes areas of draft lighting fixtures and fire places Set the thermostat anticipator if applica ble as follows Set for 0 2 amps when wired directly to the Room Thermostat Set to match the total electrical power requirements of the connected devices when wired to zone relays or other devices Refer to the relay manufactur ers specifications and the thermostat instructions for additional information on the anticipator setting NOTICE When making low voltage connections to the PRESTIGE Excellence ensure no external voltage is present in the thermo stat circuits If external voltage is pre sent provide an isolated contact to pre vent damage to the boiler control HmBm External Wiring System Circulator Zone Valve Application To energize the system circulator shown as item 12 in Fig 10 page 19 reference Fig 21 Installer to provide a Transformer Relay such as Honeywell R8285 or equivalent and Zone Valves with isolated end switch such as Honewell V8043 or equivalent External Modulating Control The Presti
121. signs may be permitted where approved by the Administrative Authority Operating Restrictions e Maximum DHW outlet temperature is 120 F when factory supplied mixing valve is installed Maximum boiler water temperature is 194 F Maximum working pressure for inner domestic water tank is 150 psig Maximum working pressure for outer boiler water tank is 30 psig pH and chloride limits for water heaters are chloride less than 150 mg l pH value min 6 max 8 NOTICE Any water conditioning system must be installed and maintained in accordance with manufacturer s specifications NOTICE Do not install the Excellence water heater on any application if the boiler piping contains non oxygen barrier tubing or if the boiler piping is considered an open system Exposing the outer tank of the Excellence water heater to oxygen contamination will lead to premature tank failure and denial of the warranty Pre Installation 4 TriangleTube Locating Water Heater The Excellence is not intended for outdoor NOTICE installations e Locate Excellence so that any leakage from the tank or water connections will not cause dam age to the area adjoining the water heater or to lower floors in the structure When maintaining zero clearance or less than recommended clearances some prod uct labeling may become hidden and unreadable Recommended Clearances A WAR
122. ssembly is properly installed as described on page 22 and shown in Fig 15 on page 23 2 Remove the plug from the condensate drain assembly and fill the trap with fresh water NOTICE 3 The condensate drain assembly must be filled with water when the PRESTIGE Excellence is in operation The conden sate drain assembly prevents flue gas emissions from entering the condensate line Failure to ensure trap is filled with water could result in severe personal injury or death Re Install plug in condensate drain assem bly a Start Up Procedures SECTION X Start Up Procedures Final Checks Before Start Up O Read page 42 through 45 regarding the operation of the PRESTIGE Excellence control O Verify the PRESTIGE Excellence and the boiler system is full of water and all system components are correctly set for operation including the minimum flow rate through the boiler see page 70 Verify Start Up Preparation items outlined on pages 34 thru 36 have been completed CT Verify all electrical connections are correct and securely fastened Inspect vent piping and combustion air inlet piping for signs of deterioration from corro sion physical damage or sagging Verify combustion air piping and vent piping are intact and correctly installed and supported Reference the PRESTIGE Vent Supplement CT Verify burner configuration Propane only Check for proper labeling on the gas valve an
123. t Vent 6 Ventilation and Combustion Air Requirements Category IV 6 Methods of Accessing Combustion Air into a Space Category IV 7 Indoor Combustion Air iso o pe Rn RR A RE xL RA 7 Outdoor Combustion Air 2 2 0 dap RR REY RA RES 7 8 Combination of Indoor and Outdoor Combustion Air 8 0 Combustion Air and Vent Piping 2 222 222 RR REERRII 9 Removal of an Existing Boiler from a Common Vent System 10 Commonwealth of Massachusetts Installanon IN SECTION III UNIT PREPARATIONS Handling Insttclolg eaae bra ra E E Er RE RYE RI ERR d AUR Ie RENE 12 Wall Mounting Installation eu Ze d A n E RR REX RR EN 12 Wall Mounting Guidelines get k ccd Eeer et e E UR eg Ren 12 Stud Walls Installatioll 3 2 d un eg n Ex ERE E e RE RE EN 12 Wall Bracket Installation Solid Walls e NNN EELER eR nn 13 Boiler Mounting iare A np EE pea DEL AER IHE EYES 13 SECTION IV BOILER PIPING General Piping Requirements 262220494 geg th bee BEE VER mee ds 14 Pressure Relief Valve Ze 3 We He wo Se died Heel ad doe ed Hel wn a Blas 14 Low Water Cut Off Device ii sg bod E eae Rha heed Vea XE ER 14 Additional Limit Control 0 0 0 00000000 0000 eee eee eee eee 16 Table of Contents 4 Trian g leTube Backflow Prevenet eg d A EIN epee Ia x e da EX ao ER ARE AE CAT E es 16 Boiler System Piping Applications ae d 8 eere RERO RE REY ds 16 Expansion Tank and Makeup Water 16 17 Dia
124. t temperature between the minimum and maximum temperature settings 4 Press the STORE button to save the setting Operation Verification Space Heating NOTICE Digits and characters shown as B888 in the following outline represent the control panel display The last three dig its on the display is the measured boiler water temperature and may differ from what is shown in the manual Refer to Set DHW Storage Temperature outline on page 41 and set the DHW to 68 from the factory setting of 140 Set the room thermostat to the lowest setting 3 Turn off power to the boiler wait a few seconds and turn on power to the boiler 4 TrangleTube 4 The following displays should occur L4 22 Software version Ai MZ Self check on power up 248 No call for heat NOTICE If the water heater storage temperature is below the setpoint of Parameter 1 the boiler will operate in DHW mode until setpoint is reach Once the DHW mode is complete proceed to step 5 Initiate a call for heat by raising the set point of the room thermostat to the highest setting The following display should occur 52 MZ This is a fan air flow check The burner blower will be energized momentar ily prior to the prepurge cycle 224 MZ This is the prepurge cycle The boiler blower and the CH Central Heating circulator become energized The blower has a 10 second prepurge cycle 8 4 MZ This is the ign
125. the Engineering Department at Triangle Tube or consult other approved recognized design arrangement BEST PRACTICE On piping applications utilizing a single zone or other recognized piping design arrangements it is recommended that the installer uses flow check valves with weighted seats at or near the appliance to prevent gravity circulation Expansion Tank and Makeup Water Ensure the expansion tank is properly sized for the boiler volume 5 gallons 19 L and the system volume and temperature A CAUTION Undersized expansion tanks will cause system water to be lost through the pres sure relief valve and cause additional makeup water to be added to the system Eventual boiler heat exchanger failure can result due to this excessive makeup water addition Boiler Piping The expansion tank must be located as shown in the piping diagrams on pages 19 through 21 or as per recognized design methods Refer to the expansion tank manufacturer instructions for additional installation details Connect the expansion tank to an air separator only if the air separator is located on the suc tion side inlet of the system circulator Always locate and install the system fill con nection at the same location as the expansion tank connection to the system Diaphragm Expansion Tank Always install an automatic air vent on the top of the air separator to remove residual air from the system Closed Type E
126. un the boiler at high fire Once the control enables the boiler it must wait 2 minutes to allow the burn er to stabilize before modulating the boiler i ps External Modulating Control d Trian Cj leTube Factory Setting Parameters 3 o jenes s oe Fees Baier Openia sep s ewe poorne e 03x10 2Sec CH Call Blocking Time 00x10 2Sec DHW to CH Call Blocking Time DHW Priority Timeout CH Operating Signal Selection o5 o Check Out Procedures SECTION XIII Check Out Procedures NOTICE Perform the following check out proce dures as outlined and check off items as completed When procedures are com pleted the installer should complete the installation record on page 53 Check out Procedures Boiler system water chemistry checked and verified as outlined on page 34 The boiler air vent and any automatic air vents placed within the system are open one full turn Air is purged from the heating zones and boiler system piping Burner has been confirmed as properly configured for Propane application as out lined on page 26 If applicable Thermostat circuit wiring checked and ver ified that no voltage is present to the low voltage terminals as outlined on page 36 Operating Instructions on page 39 were fol lowed during start up Combustion levels and flame pattern veri fied as outlined on page 38 Measured the rate of
127. ure caus ing possible severe personal injury death or substantial property damage NOTICE The following information provides detailed instruction for completing the maintenance items outline in the mainte nance schedule on page 55 In addition to this maintenance the PRESTIGE Excellence should be serviced at the beginning of the heating season by a qualified service technician Reported Problems Any problems reported by the owner should be checked verified and corrected before pro ceeding with any maintenance procedures Check Surrounding Area Verify that the area surrounding the PRES TIGE Excellence is free of combustible flam mable materials or flammable vapors or liq uids Remove immediately if found 4 TriangleTube Verify that combustion air inlet area is free of any contaminates Refer to the list of potential materials listed on page 5 of this manual If any of these products are in the area from which the unit takes its combustion air they must be removed immediately or the combus tion air intake must be relocated to another area Inspect Burner Area Remove the boiler front jacket panel and ven turi inlet elbow the Vacuum any dirt or debris from burner blower components Re install venturi inlet elbow and front jacket panel when completed A WARNING Do not use solvents to clean any of the burner components The components could be damaged resulting in unreli
128. ure drop through the gas piping of 0 30 w c For additional gas piping sizing informa tion refer to ANSI Z223 1 For Canadian installations refer to B149 1 or B149 2 Natural Gas Supply Pressure Requirements l Pressure required at the gas valve inlet supply pressure port Maximum 13 w c at flow or no flow conditions to the burner 4 TrangleTube Minimum 5 wc during flow conditions to the burner Must be verified during start up and with all other gas appliances operating within the building Install 100 lockup gas pressure regulator in the gas supply line if inlet pressure can exceed 13 w c at any time Adjust the lock up pressure regulator for 13 w c maximum A WARNING DO NOT adjust or attempt to measure gas valve outlet pressure The gas valve is factory set for the correct outlet pres sure This setting is suitable for natural gas and propane and requires no field adjustment Attempts by the installer to adjust or measure the gas valve outlet pressure could result in damage to the valve causing potential severe personal injury death or substantial property damage Table 1 Gas Piping Sizing Natural Gas Length of Pipe in Feet Capacity of Schedule 40 Metallic Pipe in Cubic Feet of Natural Gas Per Hour based on 0 60 specific gravity 0 30 w c pressure drop 10 278 520 Gas Piping PROPANE GAS Pipe Sizing Propane Gas l Contact the local propane gas su
129. uusxua sa E a SR ER CRE G AR eR E ORT o 60 Check Combustion Levels cis coucsa d rx En reap Sra 60 Check Flue Gas Temperalite i oua eS Ane eke E UR E ors ox 60 Clean Heat Exchanger suseni Sade a aiti eee qd dde od eso hos 60 61 Review Wilt OWBBE cusa DAE S eR Soa EROR dX Hi ORE QS d 61 Handling Previously Fired Combustion Chamber Insulation 61 REPLACEMENT PARTS Replacement Parts c cine esa uiv dod ed ea sod RENS ind dnd DONOR prd RUN 62 65 PRODUCT SPECIFICATIONS Specifications EE EE 66 70 Product amp Safety Information 4 TriaangleTube Definitions A DANGER Indicates the presence of a hazardous situation which if ignored will result in death serious injury or substantial property damage A WARNING Indicates a potentially hazardous situa tion which if ignored can result in death serious injury or substantial property damage A CAUTION Indicates a potentially hazardous situa tion which if ignored may result in minor injury or property damage The following terms are used throughout this manual to bring attention to the presence of potential hazards or important information concerning the product NOTICE Indicates special instructions on installa tion operation or maintenance which are important to equipment but not related to personal injury hazards BEST PRACTICE Indicates recommendations made by Triangle Tube for the installers which w
130. vided instructions and applicable codes failure to comply will result in severe personal injury of death Combustion Air and Venting Removal of an Existing Boiler from a Common Vent System BEST PRACTICE When an existing boiler is removed from a common venting system the common vent ing system is likely to be too large for proper venting of the remaining appliances At the time of removal of an existing boiler the fol lowing steps shall be followed with each appliance remaining connected to the com mon venting system placed in operation while the other appliances remaining con nected to the common venting system are not in operation 1 Seal any unused openings in the common venting system 2 Visually inspect the venting system for proper size and horizontal pitch and deter mine there is no blockage or restriction leakage corrosion and other deficiencies which could cause an unsafe condition 3 Insofar as is practical close all building doors and windows and all doors between the space in which the appliances remain ing connected to the common venting sys tem are located and other spaces of the building Turn on clothes dryers and any appliance not connected to the common venting system Turn on any exhaust fans such as range hoods and bathroom exhausts so they will operate at maximum speed Do not operate a summer exhaust fan Close fireplace dampers 4 Place in operation the appliance bein
131. xpansion Tank It is recommended to pitch any horizontal pip ing upwards toward the expansion tank 1 inch per 5 feet of piping Use 3 4 piping for the expansion tank to allow air within the system to rise A CAUTION DO NOT install automatic air vents on a closed type expansion tank system Air must remain in the system and be returned to the expansion tank to pro vide an air cushion An automatic air vent would cause air to be vented from the system resulting in a water logged expansion tank Circulator The PRESTIGE Excellence is supplied with a boiler circulator that provides circulation for space CH heating and domestic DHW hot water production See Graph 2 on page 70 for pressure drop and minimum flow rate through the boiler 4 TriaangleTube Sizing Primary Piping See Fig 9 through 13 pages 19 21 for rec ommended piping arrangements based on vari ous applications Size the piping and system components required in the space heating system using rec ognized design methods System Piping Zone Circulators Connect the PRESTIGE Excellence to the sys tem piping as shown in Fig 9 page 19 when zoning with zone circulators The installer must provide a separate circulator for each zone of space heating NOTICE To ensure adequate flow rate through the PRESTIGE Excellence maintain a minimum 1 inch diameter on the system piping connecting to the boiler System Piping Zone

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