background image

This manual must only be used by a qualifi ed heating installer/service technician. Read all instructions, including this manual and 
all other information shipped with the boiler, before installing. Perform steps in the order given. Failure to comply could result in 
severe personal injury, death or substantial property damage. 

Part number 550-100-260/0520

s)NSTALLATION

s3TARTUP

s-AINTENANCE

s0ARTS

Boiler Manual

80/110/150/199

7ALL-OUNT'AS&IRED

#ONDENSING"OILERSn#OMBIAND(EATING/NLY-ODELS

Summary of Contents for EcoTec 110

Page 1: ...rmation shipped with the boiler before installing Perform steps in the order given Failure to comply could result in severe personal injury death or substantial property damage Part number 550 100 260...

Page 2: ...evels or to important information concerning the life of the product Indicatespresenceof hazardsthatwillcausesevere personal injury death or substantial property damage Indicatespresenceof hazardsthat...

Page 3: ...PT connection for installation IRCUIT BOARD MODULE SEE PAGE IR PRESSURE SWITCH Air pressure switch monitors maximum ue pressure IGH VOLTAGE JUNCTION BOX n 120VAC eld wiring connections IR INTAKE ADAPT...

Page 4: ...Part number 550 100 260 0520 4 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL The ECOTec Heating Only Gas red water boilers ECO Tec 80 model shown below...

Page 5: ...Part number 550 100 260 0520 5 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL The ECOTec Combi Gas red water boilers ECO Tec 80 model shown below...

Page 6: ...components failures power outages or other electrical system failures could result in frozen plumbing and water damage in a matter of hours For your protection take preventative actions such as havin...

Page 7: ...the boiler so it cannot be damaged by a moving vehicle s Ensure that the installation complies with all applicable codes s Prevent boiler water and condensate from freezing Combustion air requirements...

Page 8: ...e manufacturer A Left side service clearance 3 inches minimum B Service clearance above top of boiler 15 inches minimum C Right side service clearance 3 inches minimum D Service clearance below the bo...

Page 9: ...shipping carton 4 allow the boiler to sit on its bottom This would cause pressure on protruding plastic resulting in interior damage Either lay the boiler on its back or leave on the styrofoam protect...

Page 10: ...er wall mounting bracket 2 Wall mount bracket Wall mounting the boiler Wall mounting requirements DO NOT attempt to attach the wall mount bracket using anchors or any means other than directly securin...

Page 11: ...ightened obtain assistance and lift the boiler into upright position 7 Set boiler in place and level by adjusting leveling legs with at head screwdriver IGURE Boiler mounting bracket IGURE Pedestal oo...

Page 12: ...ctions 2 CLOSE the boiler drain valve Item 11 Connect a hose to fresh water supply and to the drain valve 3 Place a bucket under the ends of the isolation valves Item 9 and 10 to catch water drippings...

Page 13: ...1 x close on 80 110 1 x close on 150 199 by installer 9 Isolation valve on supply connection by installer 1 NPT on 80 110 1 NPT on 150 199 10 Isolation valve on return connection by installer 1 NPT o...

Page 14: ...sponsible for the proper installation of this kit The installation is not proper and complete until the operation of the converted appliance is checked as specified in the manufacturer s instructions...

Page 15: ...2 Verify that the label on the propane venturi is correct for the model size see Figure 10 below 3 Shut off the gas supply prior to disconnecting the electrical power before proceeding with the conve...

Page 16: ...sher see Figure 16 10 Install new propane venturi and o ring from conversion kit 11 Ensure o ring Item 9 is seated properly in groove on blower 12 Insert three 3 new Torx screws from conversion kit to...

Page 17: ...w adjustment a Marking factory provided NG position b View after turn CCW adjustment Gas conversions continued Adjust the offset regulating screw using the following steps referencing Figure 19 1 Afte...

Page 18: ...t using the throttle adjustment screw to the CO2 and CO ranges speci ed in Figure 94 page 103 by model size Then force the boiler to Low Fire and adjust the offset regulating screw to the CO2 and CO r...

Page 19: ...e Adjust lockup regulator for 14 w c maximum Propane Gas You must follow the instructions beginning on page 14 to operate the boiler on propane Failure to comply could result in severe personal injury...

Page 20: ...resizing any portion of a common venting system the common venting system should be resized to approach the minimum size as determined using the appropriate tables in Chapter 13 of the National Fuel G...

Page 21: ...at the vent and air connections All other stainless steel manufacturer s venting will require a transition piece as per manufacturer s recommendation when transitioning from PVC to SS Additional vent...

Page 22: ...VC PP SS 2 PVC PVC DWV CPVC PP SS 2 PVC PVC DWV CPVC PP SS 2 PVC PVC DWV CPVC PP SS 2 PVC PVC DWV CPVC PP SS 2 PVC PVC DWV CPVC PP SS 3 PVC PVC DWV CPVC PP SS 3 PVC PVC DWV CPVC PP SS 3 PVC PVC DWV CP...

Page 23: ...be used See manufacturer s literature for detailed information MUST USE LOCKING COLLAR ON EVERY JOINT ULC S636 PVC PVC DWV CPVC or polypropylene STAINLESS STEEL PIPING MATERIALS 6ENT PIPE STAINLESS S...

Page 24: ...shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS 4 30 4 The state or local gas inspector of the side wall horizontally vented gas...

Page 25: ...Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Vent termination requirements IGURE E D D E E J L D M O L D O D D F Q O RF 9 S FQ R F 9 O RF R A E D J T R O J E J J RF R A F 9 D E E D DM E E...

Page 26: ...square inch per Btuh of all other appliances in the room Unless speci ed otherwise by appliance manufacturer 47 openings each at least 1 square inch per Btuh of all other appliances in the room OR op...

Page 27: ...socket s While primer is still damp lightly apply approved cement to both surfaces in a uniform coating s Apply a second coat to both surfaces Avoid using too much cement on sockets to prevent cement...

Page 28: ...hown in the illustration above maintaining all required clearances 53 37 0 73 2 6 4 2 0 0 DO NOT use short radius elbows for vent or air piping Boiler performance could be affected Part number 550 100...

Page 29: ...rately See the parts list at the end of this manual for part numbers 2 Secure the elbows so they will butt against the sidewall termination plate 3 When completed the air termination coupling must be...

Page 30: ...260 0520 30 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL LLOWABLE VENT AIR PIPE MATERIALS LENGTHS 1 The concentric termination kit must be purchased separately Use only the vent materi...

Page 31: ...ir piping from the boiler to the concentric termination mount and secure the concentric termination as shown in Figure 37 The vent and air piping must be securely supported and must not rest its weigh...

Page 32: ...t boiler vents For terminations of other appliances provide at least the clearance shown The installation must also comply with the manual for the other appliances IGURE 34 4 W M sidewall vent air pla...

Page 33: ...unting holes ue pipe and air pipe Level the template with a level For the Weil McLain plate the template must be level to ensure the ue and air pipe will be side to side as shown in Figure 40 Failure...

Page 34: ...mination ttings 3TEP Maintain clearances shown above Vent and air terminations must be tted with a bird screen as shown 53 37 0 73 2 6 4 2 0 0 DO NOT use short radius elbows for vent or air piping Boi...

Page 35: ...lings and roofs 5 Provide ashing and sealing boots sized for the vent pipe and air pipe Follow all vent pipe manufacturer s instructions 4ERMINATION AND lTTINGS 1 Prepare the vent termination elbow an...

Page 36: ...pliant vent kit 4 Theairinletof aboilerispartof adirectventconnection It is not classi ed as a forced air intake with regard to spacing from adjacent boiler vents 0REPARE ROOF PENETRATIONS 1 Roof pene...

Page 37: ...pipe Failure to properly support the vent and air piping could result in vent piping damage resulting in possible severe personal injury death or substantial property damage When inserting the partial...

Page 38: ...cribed in this section 2 Place adjacent terminations at least 6 inches apart 3 For Canadian installations provide clearances required by Natural Gas and Propane Installation CAN CSA B149 1 or B149 2 I...

Page 39: ...wind eddies could affect performance or cause recirculation with exhaust from other appliances such as inside building corners near adjacent buildings or surfaces window wells stairwells alcoves cour...

Page 40: ...the PVC inner pipe supplied with the termination kit 4 Partially assemble the vent termination kit in the sequence shown in Figure 50 or per the concentric kit instructions 4 install the rain cap and...

Page 41: ...beginningonpage58forwiringinformation 3 If using a manual reset limit control or wiring in the manual reset circuit set control boiler limit at least 20 F less than the external manual reset limit i e...

Page 42: ...Flow gpm Head Loss ThroughBoiler Combi Unit 80 110 Combi 150 Combi 199 Combi Internal Circulator This boiler is equipped with an internally installed Taco 0015e3 boiler circulator In some piping syste...

Page 43: ...tic water lter in the cold water line which feeds into the combi boiler for domestic hot water production This lter will protect the DHW ow sensor and prolong the time between cleaning and overall lif...

Page 44: ...annot run continuously as bypass through the anti scald mixing valve will eventually allow the water temperature in the piping to climb to the water heater temperatureduringdrawperiods heatingperforma...

Page 45: ...ng valve is piped on cold water inlet of water heater you must install an expansion tank on cold water supply line to prevent normal thermal expansion from repeatedly forcing open T P relief valve The...

Page 46: ...page 47 during high re operation if the system head matches the corresponding table value 3 Design zoning to ensure minimum ow rate is maintained under any call for heat condition that could see full...

Page 47: ...rrect all leaks in the system or tank piping Leaks allow air to escape from the system and will cause water logging of the tank This will result in water loss through the boiler relief valve due to ov...

Page 48: ...eezing could occur No shutoff valve shall be installed between the relief valve and boiler or in the discharge line Do not plug or place any obstruction in the discharge line Test the operation of the...

Page 49: ...heating may violate Section 303 of the 2007 Energy Act See page 149 for compliance information and exemptions Controlling the circulators Direct Connect only 1 In a direct connect set up by default t...

Page 50: ...e 60 for suggested piping when using a diaphragm or bladder type expansion tank Diaphragm or bladder type expansion tank Calculated cold fill pressure should equal tank air charge pressure Always chec...

Page 51: ...perty damage should the valve discharge Locate away from the top of the boiler Discharge line must be as short as possible and be the same size as the valve discharge connection throughout its entire...

Page 52: ...temperature rise or drop through a circuit by using the following formula where TD is temperature rise or drop FLOW is ow rate in gpm and BTUH is the heat load for the circuit 7 45 n n n n 4 X XAMPLE...

Page 53: ...only models can control up to ve circulators boiler circulator and four others For Combi models the control can control up to three circulators boiler circulator and two others Refer to Field wiring b...

Page 54: ...paratecirculator suppliedbyinstaller foreachzone capable of delivering the proper ow and head as shown Expansion Tank required 1 Provide a system expansion tank following the guidelines on page 50 or...

Page 55: ...ctions as shown 2 DHW as zone A DHW tank can be connected as a zone if a DHW tank is NOT already connected to the boiler See notices on page 149 to ensure compliance with the 2007 Energy Act See Contr...

Page 56: ...anding boiler route hose through slot in side of boiler pedestal Condensate drain system 1 NSTALL CONDENSATE DRAIN BY CONNECTING TUBING OR 06 PIPE TO THE mEXIBLE DRAIN LINE 2UN THE DRAIN TUBING OR PIP...

Page 57: ...Connect gas supply piping to the NPT manual gas shut off valve Item 2 4 Supportgaspipingwithhangers notbyboileroritsaccessories 5 Purge all air from gas supply piping 6 Before placing boiler in operat...

Page 58: ...D RETURN TEMPERATURE SENSORS STRONGLY recommended for primary secondary piping systems PTIONAL WIRING CONNECTIONS s XTERNAL LIMITS PROOF OF CLOSURE INTERLOCKS COMBUSTION AIR damper ow switch etc 0 10V...

Page 59: ...tion G page 63 Provide strain relief and a seal at cabinet entry if mounted external of the cabinet 5 Bundle all wires together with provided wire ties Loop wire tie with bundled wires through wire ti...

Page 60: ...input Input 1 Input 2 Input 3 and Input 4 controls its respective 120VAC output Output 1 Output 2 Output 3 and Output 4 Outputs are energized only when BOTH conditions below are met a The correspondi...

Page 61: ...or Combi calls for heat and 3 way valve operation Use of 0 10VDC input for modulation disables Input 2 T T input from creating calls for heat See page 65 for instructions An input can be assigned to a...

Page 62: ...are not installed according to these instructions Strap to supply return piping See Figure 70 page 66 for details E Outdoor temperature sensor REQUIRED unless exempted Connector J19 1 The control prov...

Page 63: ...can be used with the ECOTec only if the device uses an isolated contact for the LWCO function b Connect as shown at bottom right See Figure 70 page 66 for details H Alarm contacts OPTIONAL ONNECTOR 1...

Page 64: ...ugh the contractor menu b A dry contact heat demand must be applied to one of the inputs in order to initiate a call for heat 4 The 0 10VDC signal is used to adjust the supply target temperature using...

Page 65: ...uitable for the application change if necessary c Use PRIORITY 3 for the system to be remote modulated s The factory default settings for this priority are best suited for space heating s Assign INPUT...

Page 66: ...Part number 550 100 260 0520 66 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Wiring diagram schematic IGURE Schematic wiring diagram see Figure 71 page 68 for legend and notes...

Page 67: ...Part number 550 100 260 0520 67 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Wiring diagram schematic continued...

Page 68: ...Part number 550 100 260 0520 68 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Wiring diagram ladder IGURE Ladder wiring diagram see Figure 70 page 66 for schematic wiring diagram...

Page 69: ...Part number 550 100 260 0520 69 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Wiring diagram ladder continued...

Page 70: ...needed 4HREE SPACE HEATING ZONES PLUS NDIRECT 7 PIPED DIRECTLY TO BOILER EATING NLY MODELS SHOWN 1 Review wiring information on page 60 120VAC outputs and page 61 24VAC inputs 2 The con guration at r...

Page 71: ...2 menu in the System Settings menu 4 Use the factory default settings for the heating system type chosen or change if needed 5 Assign INPUT 1 Input 2 for Combi models toAUX PUMP OUTPUT Then select IN...

Page 72: ...PLE banner DHW s Startmin maxtimersif morethanonesystemiscalling highest priority starts rst s Start circulators for this priority setup based upon settings s Calculate target temp If sensor temp is b...

Page 73: ...ge boiler water temperature once if needed to reduce boiler reaction time on subsequent Combi domestic hot water DHW draws Select whether or not to use the ECO BOOST feature If conditions are met the...

Page 74: ...pace heating zones 5 For an explanation of the target temperatures and associated outdoor temperatures see Figure 73 6 The temperature settings discussed below are accessed in the priority menu for th...

Page 75: ...itial start up see page 84 for explanation Screen branching options 1 Occurs when a control is powered up after being 2 Occurs when a factory installed control is powered 3 when a control is reset to...

Page 76: ...ontrols Swipe 6OLGH QJHU OHIW RU ULJKW RQ WKH VFUHHQ WR QDYLJDWH IRUZDUG DQG EDFNZDUG RQ DSSOLFDEOH VFUHHQV Press 7RXFK LFRQV RQ VFUHHQ WR SHUIRUP VSHFL HG DFWLRQ Scroll 3ODFH QJHU RQ VOLGH EDU HPSW V...

Page 77: ...Part number 550 100 260 0520 77 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Page Intentionally Blank...

Page 78: ...at from water heater Control setting notes s See the table at right for required and optional settings s The sequence in the table follows the WIZARD s If not using the WIZARD follow instructions else...

Page 79: ...d to Boiler In connection see Figure 8 page 13 for information Relief valve piping to drain DHW circulator Isolation valves Expansion tank Air separator Flow check or spring check valves Purge drain v...

Page 80: ...assigned repeat the steps from INPUT OUTPUT 2 above Finish the WIZARD 4 2 4 4 4 2 4 3 02 04 OILER ODEL LTITUDE AND UEL 4YPE ARE CRITICAL SETTINGS Failure to set correctly could result in severe person...

Page 81: ...tion see Figure 8 page 13 for information 4 Relief valve piping to drain 5 DHW circulator 6 Isolation valves 8 Expansion tank 9 Air separator 10 Flow check or spring check valves 11 Purge drain valves...

Page 82: ...re to set correctly could result in severe personal injury death or substantial property damage Incorrect setup or piping can result in severe personal injury death or substantial property damage Use...

Page 83: ...g to drain DHW circulator Isolation valves System circulator Expansion tank Air separator Flow check or spring check valves Purge drain valves Boiler circulator supplied with boiler eld piped Zone val...

Page 84: ...System Type Presets N A 120 F See System Type Presets See System Type Presets N A F ON OFF N A ON 50 100 70 N A F 20 to 49 0 N A F s 6 4 2 8 4 2 4 4 2 4 534 5 0 10 0 10 0 N A V 0 0 4 9 0 0 N A V OFF 1...

Page 85: ...taple up RADFLOOR RSU 160 N A 0 90 70 YES YES Radiant above oor sleeper system RADFLOOR RAF 140 N A 0 90 70 YES YES Domestic Hot Water DOMESTIC DHW 180 N A N A N A N A YES NO Combi DHW COMBI DHW N A 1...

Page 86: ...rrent ow rate of the Combi DHW in GPM Only visible for Combi models s DHW Temp Shows the current temperature of the Combi DHW sensor Only visible for Combi models s Outdoor Temp Shows the current outd...

Page 87: ...ings outdoor sensor temp adjustment circulator exercis ing freeze protection setup and restore to factory default option fuel type and blower calibration See page 88 SYSTEM SETTINGS s These settings a...

Page 88: ...tdoor sensor must be installed to use this function 534 54 2 s Usethissettingtocalibratetheoutdoorsensorwhenneeded to compensate for variations in lead length or other factors that could affect total...

Page 89: ...MIN TARGET TEMP should equal the desired minimum supply water temperature for the system s This line is not shown on priorities con gured as DHW system type or Heating system type if outdoor tempera...

Page 90: ...lue in order to proceed to ignition DHW Off Diff s If the DHW Outlet temperature exceeds the HotWater Temp plus this value the burner will shut off PREHEAT Mode s Select the mode of PREHEAT between Of...

Page 91: ...e Priorities buttons to navigate to that priority settings s Each box displays from left to right the priority number system type Max Target Temp on top of Min Target Temp whenused andpopulatesBLRPump...

Page 92: ...holding the WM Logo for 7 seconds from the home screen 2 See the following pages for explanations of control setting options 5 TEM 3 2 04 NAME s Give a name to the input output you are assigning to h...

Page 93: ...nd WWSD is later set to OFF Outdoor Below WWSD will behave as Always On s Hot loop for boilers whose CH is automati cally shut down based on outdoor temperature inferred heat loss but remain on for lo...

Page 94: ...the system Type being satis ed post purge Warm Weather Shut down Trouble NPUT Call for heat status on Input 1 NPUT Call for heat status on Input 2 Input 2 can be TT1 or 0 10VDC input NPUT Call for hea...

Page 95: ...T ISTORY Choose this to view the second most recent error recorded AULT 4YPE Displays the type of fault that occurred 4IME Displays time that lockout occurred ATE Displays date that lockout occurred 3...

Page 96: ...in maintenance reminders and during lockouts Phone Contractor phone number Model Displays the boiler model selected in the boiler setup CP Number Enter the CP of the boiler Installed Enter the date th...

Page 97: ...tinual fresh make up water will reduce boiler life Minerals can build up in the heat exchanger reducing heat transfer overheating heat exchanger and causing heat exchanger failure Purge air from water...

Page 98: ...indicates low level the inhibitor level may not be sufficient to prevent corrosion 5 Verify and test antifreeze concentration if used Test antifreeze concentration at least annually If concentration...

Page 99: ...PUT AND NPUT thermostat terminals see Field wiring beginning on page 58 for low voltage terminal locations and application information Mark the wires before removing to avoid wiring errors when re con...

Page 100: ...for gas tight seal at every connection and seam of air piping and vent piping Venting system must be sealed gas tight to prevent ue gas spillage and carbon monoxide emissions which will result in sev...

Page 101: ...continued IGURE Operating instructions WARNING Verify that the control is set for the correct boiler model before proceeding Part number 550 100 260 0520 101 ECO Tec GAS FIRED WATER BOILER 80 110 150...

Page 102: ...ailure to comply could result in severe personal injury death or substantial property damage Gas Valve Adjustment 4 attempt to adjust the throttle or offset screw unless done by a qualified technician...

Page 103: ...on and put in Test Mode at maximum Ensuring the CO2 setting level has remained unchanged and con rm that CO is within limits 2 Reduce to minimum and re check the minimum rate output ensuring the CO2...

Page 104: ...Lowered to lowest setting and veri ed boiler goes off Combi models only Boiler cycled with hot water faucet Verify boiler goes through normal start up cycle Natural gas input measured page 102 Incomi...

Page 105: ...ck control settings 109 s Perform startup and checks 109 s Check low water cutoff 109 s Check burner ame 109 s Check ame signal 109 s Check blower speeds 109 s Natural gas ring rates and corresponding...

Page 106: ...electrode and ignitor gasket See listing in Replacement parts section of this manual These parts must be on hand when you perform the rst year inspection in the event they must be replaced Failure to...

Page 107: ...trap with fresh water by pouring into the top of the trap body Continue lling slowly until water begins owing out the condensate drain line Make sure the trap line is unobstructed and ows freely or f...

Page 108: ...m s Do not use automatic air vents in systems with closed type tanks The air will escape from the system instead of returning to the tank s Eventually the tank will waterlog and no longer control pres...

Page 109: ...bustion values If combustion is properly adjusted obtain a replacement burner from Weil McLain Check ame signal 1 Navigate to Diagnostics Inputs on the control display see Figure 80 page 87 for naviga...

Page 110: ...72 302 50 3 890 91 000 5 500 100 7 310 69 655 78 7 310 69 655 58 5 560 72 302 51 3 930 91 000 6 000 100 7 410 69 655 80 7 410 69 655 58 5 640 72 302 52 4 010 91 000 6 500 100 7 520 69 655 81 7 520 69...

Page 111: ...0 99 7 200 65 871 71 7 200 65 871 58 5 480 74 124 52 3 950 88 871 5 500 100 7 310 65 871 73 7 310 65 871 59 5 570 74 124 54 4 020 88 871 6 000 100 7 440 65 871 75 7 440 65 871 61 5 630 74 124 54 4 060...

Page 112: ...y the procedure shown in Figure 122 page 135 Once removed use the display to change the position of the actuator and visually check to see is the motor shaft is moving It is normal to see the shaft sl...

Page 113: ...over pressurization of the system due to expansion tank waterlogging or under sizing Review with owner 1 Review the User s Information Manual with the owner 2 Emphasize the need to perform the mainte...

Page 114: ...for heat and contacts including appropriate zone controls are closed Check for 24VAC between thermostat wire nuts and ground 2 Make sure all external limit controls are either installed and closed or...

Page 115: ...fuses Item 3 are 4 amp 120VAC fast blow Littelfuse 314004 Do not jumper either fuse or replace with any fuse except as speci ed Failure to comply could result in severe personal injury death or subst...

Page 116: ...ailable on the control display and navigation instructions for all menus 2 Figure 103 shows the screen behavior during a fault condition The display illustration and text below in Figure 103 shows how...

Page 117: ...s the reset button to reset this count Lockout History 1 6 Details of present or last recorded lockout up to 6 previous lockouts Select and press the right arrow key for more details How to read the l...

Page 118: ...iagram Nothing is shown on display screen but boiler is operating Occurs if the communication is lost from the control to the display Check for loose connections and proper pin alignment engagement on...

Page 119: ...placement of system sensors System sensors should be on system piping not on the boiler loop Verify sensors are wired to correct terminal locations System sensors may need to be located further away...

Page 120: ...ff with each priority Refer to the Control Setup section to configure these properly for the system Verify water pipe is installed correctly per instructions in this manual Verify proper circulator si...

Page 121: ...n burner and heat exchanger Visual inspection of flue ways may not be sufficient to diagnose condition Check combustion settings on high and low fire and adjust per setup instructions if necessary Che...

Page 122: ...tops firing but no message or lockout occurs The first time a lockout occurs the time to clear is 2 minutes 30 seconds The second time a lockout occurs it s a 3 minutes 30 second lockout The third tim...

Page 123: ...er Settings menu Voltage Too High Voltage Too Low No Voltage Detected Voltage Configuration jumper on J6 installed incorrectly 24VAC jumper installed when should be 120VAC 120VAC jumper installed when...

Page 124: ...r OPEN Compare this to the boiler temperatures recorded in the DIAGNOSTICS ERRORS LOCKOUT HISTORY TEMPERATURES during the last several lockout conditions Determine which sensors are suspect and measur...

Page 125: ...and 210 F Modifies target temperature to prevent overheating flue Clears warning when Flue temperatures have been below 200 F and the target has returned to its original setpoint then 1 hour of burner...

Page 126: ...After any maintenance procedure you must prove the boiler is operating correctly To do so followthe complete procedure for boiler and system start up beginning on page 97 Failure to comply could resu...

Page 127: ...e and gas ex line where it connects to venturi to by loosening the gas valve swivel nut to disconnect gas valve from venturi Set the valve gas line to the side 5SE TWO WRENCHES when disconnecting the...

Page 128: ...115 page 130 for reference 2 Reinstall the circuit board to the control bracket and reconnect all connectors and wire harnesses 3 Reinstall the burner Item 14 burner insulation Item 16 and burner gas...

Page 129: ...e if necessary For LP models con rm LP Gas Ori ce is inserted into venturi gas inlet before making the connection 11 Using two 2 wrenches reconnect gas valve to venturi gas inlet 12 Reinstall the air...

Page 130: ...100 260 0520 130 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Cleaning heat exchanger ue side continued IGURE Accessing the burner heat exchanger blower assembly and venturi removal See...

Page 131: ...c hot water temperature of 130 F or less s When installing an automatic mixing valve selection and installation must comply with valve manufacturer s recommendations and instructions s Water heated to...

Page 132: ...proper handling and disposable of the used cleaning solution 6 Circulate the uid within the domestic hot water circuit by activating the pump switch Reversing the cleaning flow through the boiler s do...

Page 133: ...boiler by operating relief valve or opening boiler drain Drain boiler by opening drain on boiler in and boiler out Cleaning DHW and Brazed Plate Heat Exchanger 1 Boiler In 2 Domestic hot water outlet...

Page 134: ...1 The boiler inlet water temperature sensor is located in this manifold Please refer to page 115 section Checking temperature sensors to verify proper working condition Cleaning maintenance for Domest...

Page 135: ...essive wear they must be replaced 7 Check both O rings and seats to make sure they are undamaged Replace O rings if necessary Clean O ring seats and then apply a small amount of non petroleum grease a...

Page 136: ...ER MATERIALS 4HE BOILER CONTAINS CERAMIC lBER MATERIALS Use care when handling these materials per instructions on page 106 of this manual Failure to comply could result in severe personal injury REIN...

Page 137: ...AL29 4C vent pipe and PVC air pipe Includes sidewall vent air termination cap inside and outside cover plates and mounting hardware openings are sized for 3 SS vent pipe and 3 PVC _ using 2 vent air p...

Page 138: ...asket 383 700 274 150 Adapter Vent Air Outlet Top air outlet adapter with internal gasket 383 700 275 160 Air baf e and screws Air baf e and screws 383 700 276 170 Display bracket gasket Display gaske...

Page 139: ...Jacket assembly ECO Tec 80 110 150 199 see Figure 126 page 138 for part numbers O TO WWW WEIL MCLAIN COM TO LOCATE 7EIL C AIN DISTRIBUTORS Part number 550 100 260 0520 139 ECO Tec GAS FIRED WATER BOI...

Page 140: ...293 130 Burner 383 700 297 383 700 298 383 700 299 140 Disc burner refractory 383 700 372 383 700 373 150 Burner gasket 383 700 300 383 700 301 160 Burner tube 383 700 290 170 Ignition electrode kit i...

Page 141: ...EIL C AIN DISTRIBUTORS Part number 550 100 260 0520 141 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Replacement parts continued IGURE Heat exchanger assembly ECO Tec 80 110 150 199 see...

Page 142: ...ne and igniter gaskets 383 700 360 120 Blower gasket and hardware 383 700 303 383 700 304 130 Venturi 383 700 305 383 700 306 383 700 307 140 Air silencer clip 383 700 308 150 Gas valve assembly 383 7...

Page 143: ...er 550 100 260 0520 143 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Replacement parts continued IGURE Combustion components parts ECOTec 80 110 150 199 see Figure 130 page 142 for part...

Page 144: ...700 349 220 DHW return manifold components 383 700 350 230 Brazed plate gaskets not shown 383 700 359 240 DHW return supply gaskets 383 700 392 250 Pressure switch 383 700 329 260 Water temperature se...

Page 145: ...RS Part number 550 100 260 0520 145 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Replacement parts continued IGURE Combi and Heating Only water piping for ECO Tec 80 110 150 199 see Fig...

Page 146: ...own 383 700 324 180 Ignition cable not shown 383 500 619 190 Fuse 2 5 amp qty 5 fast blow Ato 4 amp fast blow Fuse 3 amp qty 1 fast blow Ato 4 amp fast blow Fuse 4 amp qty 1 fast blow Ato 4 amp fast b...

Page 147: ...AIN DISTRIBUTORS Part number 550 100 260 0520 147 ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL Replacement parts continued IGURE Controls and electrical assemblies ECOTec 80 110 150 19...

Page 148: ...imensions in inches Dimensions Boiler Out tapping 1 Male NPT Gas connection 1 2 Male NPT Boiler In tapping 1 Male NPT Condensate tube connection Control display and navigation buttons Air connection 3...

Page 149: ...ately 4 per 1000 feet above sea level All of the boilers will automatically de rate as vent air pipe length increases due to the pressure loss through the piping For vent air pipe lengths less than th...

Page 150: ...water 2 Vent air pipes can be either 2 or 3 pipe All of the boilers will automatically de rate as vent air pipe length increases due to the pressure loss through the piping See Figure 138 page 149 for...

Page 151: ...LED ONSUMER 0ROTECTION 0 UMBER 5 ATURAL 0 TU NPUT 24 4 4 Installation instructions have been followed Check out sequence has been performed Information on next two pages is certi ed to be correct Info...

Page 152: ...FWWW QQWWW I ___________ V I FWWW QQWWW A I WWWWWWWWWWW I FWWW QQWWW M M JJI WWWWWWWWWWWZQ I FWWW QQWWW M M JJ JJI WWWWWWWWWWWZQ A I FWWW QQWWW B I WWWWWWWWWWWZQ Q U A I WWWWWWWWWWWZQ I FWWW QQWWW A J...

Page 153: ...Q J I ___________ V J I ___________ V J I ___________ V J I ___________ V A I WWWWWWWWWWW A I WWWWWWWWWWW M M JJI WWWWWWWWWWWZQ M M JJI WWWWWWWWWWWZQ M M JJ JJI WWWWWWWWWWWZQ M M JJ JJI WWWWWWWWWWWZQ...

Page 154: ...ame Output 1 Fault Type Output 2 Fault Type Output 2 Fault Time Output 3 Fault Time Output 3 Fault Date Output 4 Fault Date Output 4 Status Boiler Circ Status Boiler Circ 4EMPERATURES Blower signal 4E...

Page 155: ...losure Switch Closure Switch Blower Speed Blower Speed Flame signal Flame signal DHW Flow DHW Flow UTPUTS UTPUTS Status Status Gas valve Gas valve OCKOUT ISTORY UTPUTS OCKOUT ISTORY UTPUTS Fault Name...

Page 156: ...ECO Tec GAS FIRED WATER BOILER 80 110 150 199 BOILER MANUAL...

Reviews: