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Tx I&O Manual

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Gas Valve and Burner Set-up

Figure 9-1 Gas Valve and Venturi Assembly (Tx51-151)

Figure 9-2 Gas Valve and Venturi Assembly (Tx200)

Venturi

Gas Valve

Offset Screw

– used to set

combustion at min. modulation rate

(use 2 mm hex wrench)

Throttle Screw

–

used to calibrate

combustion at max. modulation rate

Line Pressure

Test Port

Gas Valve

Venturi

Throttle Screw

–

used to calibrate

combustion at max. modulation rate

Offset Screw

– used to set

combustion at min. modulation rate;
must remove cap first

(use T40 Torx hex wrench)

Line Pressure Test Port

Содержание Trinity TX Series

Страница 1: ...9 0 PARTS LIST 75 HAZARD SYMBOLS AND DEFINITIONS Danger Sign Indicates a hazardous situation which if not avoided will result in serious injury or death Warning Sign Indicates a hazardous situation wh...

Страница 2: ...e burner by hand 4 Turn the manual gas valve to the OFF position Remove front access panel 5 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP...

Страница 3: ...gement system is installed that reduces the boiler water temperature as the heating load decreases This boiler is not used for any space heating This boiler is part of a modular or multiple boiler sys...

Страница 4: ...ructions Liquefied Petroleum LP propane gas is heavier than air therefore it is imperative that your Trinity Tx boiler is not installed in a pit or similar location that will permit heavier than air g...

Страница 5: ...print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS plate included with boiler 4 INSPECTION The state or local gas inspector of the side wall horiz...

Страница 6: ...d that adapts from NPT to 1 sweat joints See Figure 10 2 c on page 39 Wall mounting of unit requires two people to lift the boiler into place Failure to follow these instructions may result in propert...

Страница 7: ...ided Closet Installations For closet installations it is necessary to provide two ventilation air openings as shown in Figure 3 1 each providing a minimum area equal to 1 in2 per 1000 Btu hr but not l...

Страница 8: ...commended Clearances listed in Table 3 1 Bottom ventilation opening Max 6 above floor bottom Top ventilation opening Max 6 below ceiling top Sides 4 Front 6 if removable Removable surface closet door...

Страница 9: ...nted upward and angled away from the wall Mount the appliance to the wall by aligning the two wall mount brackets Top Bracket A with the Bottom bracket B Slide the top bracket fastened to the boiler d...

Страница 10: ...nused openings in the common venting system 2 Visually inspect the venting system for proper size and horizontal pitch Verify that there is no blockage restriction leakage corrosion or other deficienc...

Страница 11: ...ated Sources to Avoid Antistatic fabric softeners bleaches detergents cleaners Laundry facilities Perchloroethylene PCE hydrocarbon based cleaners Dry cleaning facilities Chemical fertilizer herbicide...

Страница 12: ...sure the vent pipe is properly beveled prior to installation and that the pipe is fully inserted into universal appliance adapter Failure to follow these instructions may result in serious injury or d...

Страница 13: ...haust Vent Connection Lower Gasket 3 OD Seal use with Stainless Steel Middle Gasket 3 14 OD Seal use with Polypropylene Upper Gasket 3 5 OD Seal use with CPVC PVC for Air inlet 2 36 CPVC PVC 3 46 PP 4...

Страница 14: ...Transition Pipe is mandatory when venting with PVC PVC Coupling Air inlet Adapter factory supplied PVC Air inlet Pipe PVC Exhaust Vent Swing Joint to attain slope in horizontal runs Flue Outlet Adapte...

Страница 15: ...ure applications High temperature applications requiring boiler supply water temperatures greater than 140o F 60o C must use ULC S636 CPVC PP or SS exhaust venting The use of cellular core PVC ASTM F8...

Страница 16: ...r other equipment Extra precaution must be taken to adequately support the weight of the Vent Air inlet piping in applications using roof top terminations Failure to follow these instructions may resu...

Страница 17: ...in detailed assembly and installation instructions 2 Clearance requirements in this manual supersede those of the instructions included with the vent terminal 3 Piping MUST be secured to the vent term...

Страница 18: ...tion Sidewall Exhaust must terminate a minimum of 18 above Air inlet termination see Figure 4 6 a for more details Exhaust Inlet 3 IPEX Low Profile Termination illustrated see Figure 4 6 c for more de...

Страница 19: ...n Roof 3 DuraVent Concentric Termination illustrated see Figure 4 7 c for more details Exhaust Inlet Exhaust Inlet Exhaust must terminate a minimum of 18 above the Air inlet termination see Figure 4 7...

Страница 20: ...ntation included with termination kit for complete installation instructions Min 12 above grade or snow level Exhaust Air inlet Exhaust Air inlet around perimeter Min 12 above grade or snow level Exha...

Страница 21: ...in 12 above grade or snow level Vent Screen Vent pipe piece to retain vent screen Exhaust center Air inlet around perimeter Flashing Refer to documentation included with termination kit for complete i...

Страница 22: ...f per linear foot of vent 6 25 mm per linear 305 mm For applications where excessive condensation is possible per linear foot 13 mm per linear 305 mm is recommended 9 Vent Supports Where required Vent...

Страница 23: ...n for every linear foot 13 mm for every linear 305 mm Figure 4 10 Existing Chimney Chase Way It is permissible to use an existing chimney as a chase way to run the Vent Air inlet piping as long as 1 T...

Страница 24: ...property if adjacent 12 7 ft 2 13 m 7 ft 2 13 m R Above a public walkway X X X X S Above a sidewalk or paved driveway that is located between two single family dwellings and services both dwellings X...

Страница 25: ...gure 5 2 Sidewall Termination See Table 5 1 G Letter represents a specific Termination Position Refer to Table 5 1 for corresponding termination clearances Concentric Vent Termination Q Two Pipe Termi...

Страница 26: ...a pump that is designed for residential furnaces Condensate Trap Installation Instructions see Figure 6 1 Note the Condensate Trap is factory supplied with the boiler and must be field installed 1 Att...

Страница 27: ...ned Corrugated Outlet Tube routed to household drain condensate pump or neutralizer no strain applied on tubing or condensate drain assembly Inlet Gasket Outlet Corrugated Outlet Tube Outlet Retaining...

Страница 28: ...o connect the boiler to the gas supply See Figure 7 1 for details You plan the installation so the piping does not interfere with the vent pipe or the removal of the valve burner and serviceable compo...

Страница 29: ...l and external to the boiler for leaks Failure to follow these instructions may result in fire property damage serious injury or death Manual Gas Shutoff Valve Should overheating occur or the gas supp...

Страница 30: ...itch 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 departm...

Страница 31: ...0 for details 4 Perform at least three ignitions in succession to ensure proper operation 5 After the three successive ignitions unplug the flame sensor and allow the unit to cycle again The flame saf...

Страница 32: ...Lighting the Boiler Tx I O Manual 32 Turning Off the Boiler 1 Set the thermostat to the lowest setting and then turn off all power to the boiler 2 Turn the gas shutoff valve to the off position...

Страница 33: ...lt in serious injury or death Throttle Screw Adjustment The gas valve Throttle Screw see Figures 9 1 9 2 is used to calibrate the CO2 concentration with the burner operating at or near the maximum mod...

Страница 34: ...t is operating at the maximum modulation rate see Table 9 2 8 Continue observing the gas line pressure until the completion of the combustion analyses in case adjustments need to be made 9 Complete pr...

Страница 35: ...w used to set combustion at min modulation rate use 2 mm hex wrench Throttle Screw used to calibrate combustion at max modulation rate Line Pressure Test Port Gas Valve Venturi Throttle Screw used to...

Страница 36: ...premature heat exchanger failure and property damage Table 10 1 Boiler System Cleansers and Corrosion Inhibitors Application Fernox Product NTI Part Description Boiler Water Treatment F1 Protector 834...

Страница 37: ...installed in the incorrect orientation horizontally with drain pipe out the bottom the relief valve may not function properly resulting in property damage or personal injury Ensure the discharge of t...

Страница 38: ...1C Tx200C Combi CH Piping Brass Street Elbow Factory supplied 1x1x3 4 Brass Tee factory supplied 30 PSI Relief Valve factory supplied Boiler Inlet Boiler Outlet Outlet Inlet Pressure Relief Valve Pres...

Страница 39: ...odels only Central Air Removal Devices i e Micro Bubbler or Air Scoop Pressure Regulating Fill Valve Backflow Preventer Expansion Tank Circulating Pumps Trinity Tx boilers are equipped with three 120V...

Страница 40: ...1 NRF 25 UPS26 99 0015 MS Astro 50 3 25 10 8 18 4 1 1 4 NRF 36 UPS26 99 0013 MS E7 20 13 5 23 2 1 1 4 PL 36 UPS26 99 2400 20 E8 Tx2002 35 10 2 10 1 1 4 NRF 25 UPS26 99 0015 MS Astro 50 3 25 14 3 20 1...

Страница 41: ...ir vent to aid in purging of air from the boiler during the initial fill This air vent is not intended to be the primary air removal device in the system and it should be closed following commissionin...

Страница 42: ...the boiler energizes CH Pump During a Domestic Hot Water DHW demand the boiler de energizes CH Pump and energizes DHW Pump In this configuration both CH Pump and DHW Pump are responsible for water fl...

Страница 43: ...ry Secondary Plumbing non Combi Single System Circulator Configuration Figure illustrates the basic plumbing requirements for a Tx51 200 non Combi boiler installation with a single Central Heating cir...

Страница 44: ...Secondary Plumbing non Combi Multiple System Circulator Configuration Figure illustrates the basic plumbing requirements for a Tx51 200 non Combi boiler installation with multiple Central Heating cir...

Страница 45: ...Combi Single System Circulator Configuration Figure illustrates the basic plumbing requirements for a Tx Combi boiler installation with a single Central Heating circulator Refer to Figures 10 2 c and...

Страница 46: ...ombi Multiple System Circulator Configuration Figure illustrates the basic plumbing requirements for a Tx Combi boiler installation with multiple central heating circulators Refer to Figures 10 2 c an...

Страница 47: ...mixing valve is not used or is set too high Be sure to follow the adjustment instructions provided with the thermostatic mixing valve Failure to follow these instructions may result in serious injury...

Страница 48: ...kflow will cause a momentary forward flow of water through the flow sensor when the cold water draw has ended and the water pressure increases This forward flow of water will momentarily activate DHW...

Страница 49: ...he bottom of the boiler cabinet see Figure 12 1 Field wiring enters the cabinet through holes located on the bottom underside of the boiler cabinet use suitable strain relief grommets to protect the w...

Страница 50: ...ted to the main boiler The use of the OD Sensor is required to allow the boiler control to automatically infer the heat load of a central heating system DHW 6 Tank Thermostat Sensor Not Applicable for...

Страница 51: ...iring ECM Pumps due to the large inrush current of ECM pumps they should only be switched via an isolation relay not directly via the boiler controller Powering ECM pumps directly will lead to prematu...

Страница 52: ...inals 1 and 2 see Figure 12 2 Establish Managing Boiler choose one boiler to be the Managing Boiler this boiler will receive all control wiring and will be used for setting control parameters see step...

Страница 53: ...e Managing Boiler Switch must be an isolated end switch dry contact Central Heat settings are programed from the Managing Boiler only i e Installer menu settings 2 01 2 02 2 03 2 04 2 05 and 2 06 Tank...

Страница 54: ...Wiring Schematics Tx I O Manual 54 14 0 WIRING SCHEMATICS Figure 14 1 Tx Connection Diagram...

Страница 55: ...Tx I O Manual Wiring Schematics 55 Figure 14 2 Tx Ladder Logic Diagram...

Страница 56: ...rious injury or death 1 Turn gas shut off valve to the ON position 2 Turn Power on to the boiler 3 Set Controller to the desired settings 4 Turn thermostat up Ignition will occur Operational Checklist...

Страница 57: ...rvice work in the combustion chamber Take all necessary precautions and use recommended personal protective equipment as required Cleaning Checklist 1 Remove the demand for heat allow the post purge c...

Страница 58: ...This boiler contains materials that have been identified as carcinogenic or possibly carcinogenic to humans Table 16 1 Handling Instructions for Refractory Ceramic Fibers RCF Reduce the Risk of Exposu...

Страница 59: ...nd personal injury Figure 17 1 de Air Sequence Main Screen Following power up of the boiler after the de air sequence or after 60 seconds of inactivity no buttons pressed the boiler defaults to the Ma...

Страница 60: ...etails Figure 17 3 User Menu Navigation Water pressure Water pressure units Radiator flashes during CH demands Faucet flashes during DHW demands Menu button Reset button press and hold to clear lockou...

Страница 61: ...the signal drops below 1 5 A 1 08 Outdoor sensor temperature displays reading from outdoor temperature sensor NTI P N 83604 NOTICE when sensor is open not connected display indicates 40 F C or OPEn wh...

Страница 62: ...s the OK button to enter save the new value At this point the value will stop flashing 4 Repeat for the next setting Once complete return to the Main Screen by holding the RESET button Figure 17 4 Ins...

Страница 63: ...ontinuous central heat demand Only applicable when an outdoor sensor is used i e CH modes 1 2 Target temperature will not exceed CH setpoint setting 2 01 Range 0 to 36 F NOTICE Boost feature does not...

Страница 64: ...ommences following the combustion fan postpurge Range 0 90seconds 30 sec 2 19 DHW pump postpurge length of time the DHW Boiler Pumps remain powered at the end of a DHW demand Timer commences following...

Страница 65: ...ch occurrence Navigate the Lockout and Error History submenus as follows 1 Navigate to Installer Menu setting 2 34 Lockout History or 2 35 Blocking Error History From this screen the display indicates...

Страница 66: ...of the screen the specific error code number is displayed in large text to the right see Figure 17 7 Blocking errors are only displayed while a problem exists during which time the burner is not perm...

Страница 67: ...ure below 7 PSI burner operation is inhibited and FILL is displayed on the screen see Figure 17 8 As long as the water pressure is above 3 PSI the circulators will be permitted to operate otherwise th...

Страница 68: ...following 1 External Limit Purple wire if an external limit device i e LWCO is connected to the purple wire at the field wiring terminal check to ensure it has not tripped and that it is wired correc...

Страница 69: ...if problem persists replace the controller see Figure 19 1 d item 61 Err 61 Return Sensor Error inlet temperature exceeded 203 F error clears when inlet temperature drops below 190 F 1 ensure there is...

Страница 70: ...iate setting see Table 17 2 Att 4 DHW Sensor Shorted controller has sensed a short circuit at the DHW tank sensor check wiring to terminals 3 and 6 and tank sensor If no tank sensor is being used set...

Страница 71: ...he control the display will prompt you to set the appliance type i e tYPE 0 will automatically be displayed on the screen see Notice below Adjust to the applicable Appliance Type setting see Table 17...

Страница 72: ...eck the electrical connection to the display connector is located behind display Only replace Tx controller fuse with identical part LFT 3 15A 250V slow blow Failure to follow this warning may result...

Страница 73: ...umbing is in accordance with Figure 10 4 or 10 4 Indirect Tank with Tank Thermostat o Verify DHW Mode is set to 2 Installer Menu setting 2 08 o Verify there is a Tank thermostat wired to COMMON and DH...

Страница 74: ...ce Ohms 22 30 176 133 122 50 3 603 4 20 96 761 131 55 2 986 14 10 55 218 140 60 2 488 32 0 32 650 149 65 2 083 41 5 25 390 158 70 1 752 50 10 19 900 167 75 1 481 59 15 15 710 176 80 1 258 68 20 12 490...

Страница 75: ...holesaler Contact your local Installer or Wholesaler for assistance with parts Wholesalers Contact NY Thermal Inc directly when ordering replacement parts 1 506 657 6000 Installers Contact NY Thermal...

Страница 76: ...st Tx I O Manual 76 Figure 19 1 b Tx200 Gas Valve Blower Assembly Figure 19 1 c Tx Cabinet Vent and Air inlet Parts 79 8 79 9 14 6 105 7 5 42 41 49 75 39 73 45 45 74 50 46 95 77 35 37 72 78 77 78 44 5...

Страница 77: ...nstallation Kit Box 70 70 70 52 23 61 107 74 There are 5 different Tx Conversion Kits Each kit has the required orifice decal and instructions 113 112 8 Natural Gas to LP Conversion Kit 119 Common All...

Страница 78: ...3 Gas Valve Adapter c w screws and O ring Tx51 151 Tx151C 14 82065 Gas Valve Adapter c w screws and O ring Tx200 Tx200C 15 84781 Outlet Sensor clip on c w retaining clip all Tx models 16 84733 old O r...

Страница 79: ...755 MJ Coupling 1 1 2 x 1 1 4 Tx51 151 Tx151C 37 82099 MJ Coupling 1 1 2 Tx200 Tx200C 38 82615 2 Bird Screen Tx51 151 Tx151C 39 84881 Air Inlet Assembly Tx51 151 Tx151C 39 85121 Air Inlet Assembly Tx2...

Страница 80: ...Combi Block NPT Tx151C Tx200C 98 84924 Retaining Clip Air Vent Adapter all Tx models 105 85003 1 Gas Valve Harness Tx200 Tx200C 107 84422 Rocker Power Switch all Tx models 108 83991 CPVC Pipe 3 System...

Страница 81: ...81 NOTES...

Страница 82: ...NOTES...

Страница 83: ...83 NOTES...

Страница 84: ...Visit us online NTI Boilers Inc 30 Stonegate Drive Saint John NB E2H 0A4 Canada Technical Assistance 1 800 688 2575 Website www ntiboilers com Fax 1 506 432 1135...

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