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GAS-FIRED STEAM BOILERS

INSTALLATION, OPERATION & 

MAINTENANCE MANUAL

 P/N# 240009572, Rev. C [08/2012]

MODEL

PEGDID

Electronic

Intermittent

Ignition

An ISO 9001-2008 Certified Company

Manufactured by:

ECR International, Inc.

2201 Dwyer Avenue, Utica NY 13504-4729
web site: www.ecrinternational.com

Models

 

PEG075DID

PEG112DID

PEG150DID

PEG187DID

PEG225DID

PEG262DID

PEG299DID

Summary of Contents for PEG075DID

Page 1: ...Rev C 08 2012 MODEL PEGDID Electronic Intermittent Ignition An ISO 9001 2008 Certified Company Manufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13504 4729 web site www ecrinternational com Models PEG075DID PEG112DID PEG150DID PEG187DID PEG225DID PEG262DID PEG299DID ...

Page 2: ...8 14 1 8 17 3 8 20 5 8 23 7 8 27 1 8 30 3 8 Height B 35 7 8 Depth C 28 3 8 28 3 8 29 3 8 30 3 8 30 3 8 30 3 8 30 3 8 Gas Connection Size G NPT NPT NPT NPT NPT NPT NPT Flue Diameter 5 5 6 7 7 7 7 DIMENSIONS A 2 NPT NPT Plug 2 NPT Safety Relief Valve Floor B 5 Depth C 29 25 12 16 13 2 NPT 2 NPT ...

Page 3: ...188 141 587 83 0 7 7 PEG262DID 262 219 164 685 83 2 8 7 PEG299DID 299 250 188 782 83 4 9 7 Heating Capacity and AFUE are based on DOE Department of Energy test procedures 1 Input rating for sea level to 2 000 ft above sea level Altitudes over 2000 ft above sea level reduce input rate 4 for every 1000 ft 2 Net AHRI steam ratings shown are based on a piping and pickup allowance of 1 333 Consult manu...

Page 4: ...ver Introduction Boiler is designed for use in closed heating systems where all steam is returned as condensate and make up water is minimal Boiler is not designed for or intended for use in open systems using 100 make up water Prior to Installation Verify correct boiler for type of gas being used natural or propane See Rating Plate Verify boiler size and dimensions See Figure 1 and Table 1 page 2...

Page 5: ...rical shock hazard Improper installation could result in death or serious injury Read this manual and understand all requirements before beginning installation Become familiar with symbols identifying potential Become familiar with symbols identifying potential hazards hazards This is the safety alert symbol Symbol alerts you to This is the safety alert symbol Symbol alerts you to potential person...

Page 6: ... air passages free of obstruction Ventilating and combustion air must enter boiler room without restrictions Table 3 Minimum Clearance Dimensions Top 6 Rear 6 Control Side 7 Opposite Side 6 Front Alcove Flue Vent Connector 6 Near Boiler Piping 1 2 7 Install boiler so automatic gas ignition system components are protected from water dripping spraying rain etc during appliance operation and service ...

Page 7: ...g or place any obstruction in discharge line Terminate freely to atmosphere where any discharge will be clearly visible and at no risk of freezing Allow complete drainage of valve and discharge line Install safety valve with spindle in vertical position Do not install shutoff valve between boiler and safety valve Support safety valve discharge piping Be short and straight as possible Terminate wit...

Page 8: ...rs If steam main goes in two directions place two takeoffs from header one for each main 5 Recommended near boiler piping for gravity return systems is shown in Figure 7 page 10 For gravity return systems bottom of lowest steam carrying pipe dry return or end of steam main must be at least 28 above normal water level line on left side of boiler 6 Equip all boilers in gravity return systems with Ha...

Page 9: ...Close Nipple Header 24 24 Figure 5a Recommended Near Boiler Piping Using One Supply Tapping For Alternate Piping Configurations See Page 27 9 Sections Risers Headers Equalizers 5 2 2 2 1 6 2 2 2 1 7 2 2 2 1 8 2 2 3 1 9 2 2 3 1 Water Line 28 Main Vent 2 24 Equalizer 1 Close Nipple Header Floor 24 Cap To Skimmer Tee Cap To Skimmer Tee For Alternate Piping Configurations See Page 27 ...

Page 10: ...10 HYDRONIC PIPING Figure 6 Recommended Near Boiler Piping For Pumped Return Systems Figure 7 Recommended Near Boiler Piping For Gravity Return Systems ...

Page 11: ...ater than 0 60 Room volume is greater than 21 cubic feet divided by ACH air changes per hour x Total Input Mbh C Refer to National Fuel Gas Code for opening requirements between connected indoor spaces All Outdoor Air Provide permanent opening s communicating directly or by ducts with outdoors A Two Permanent Opening Method Provide opening commencing within 12 inches of top and second opening comm...

Page 12: ...stand off brackets if necessary 3 Damper must be in open position when appliance main burners are operating 4 Boiler is equipped with factory wired harness that plugs into vent damper Connect thermostat to orange and white wires marked 24 volt thermostat on boiler 5 Vent pipe must be same size as flue outlet collar 6 Slope pipe up from boiler to chimney not less than 1 4 per foot 7 Run pipe as dir...

Page 13: ...r 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 appliance to their previous conditions of use 7 Any improper operation of the common venting system should be corrected so the installatio...

Page 14: ...ous gases such as carbon monoxide which is odorless and invisible Manual Operation of Vent Damper Place vent damper in open position to permit burner operation by using HOLD DAMPER OPEN switch located on damper controller Thermostat controls burner firing as before while damper remains open DO NOT turn damper open manually motor damage will result Set switch to AUTOMATIC OPERATION to close vent da...

Page 15: ...e suitable for natural and liquefied petroleum gas Install field sourced manual main shutoff valve ground joint union and sediment trap upstream of gas valve See Figure 12 Propane Installation WARNING Fire explosion asphyxiation hazard Verify boiler is equipped with propane gas orifices and gas valve is configured for propane Failure to follow these instructions may result in serious injury or dea...

Page 16: ...electrical supply to primary leads on 24 volt transformer Securely fasten with wire nuts Thermostat Installation 1 Install thermostat on inside wall per manufacturer s instructions 2 NEVER install thermostat on outside wall 3 Do not install thermostat where it will be affected by drafts hot or cold pipes sunlight lighting fixtures televisions fireplace or chimney 4 Check thermostat operation by ra...

Page 17: ...g Immediately call your gas supplier from a neighbor s phone Follow gas supplier s instructions If you cannot reach your gas supplier call the fire department 1 STOP Read the safety information on this page 2 Set the thermostat to lowest setting 3 Turn off all electric power to the appliance 4 This appliance is equipped with an ignition device which automatically lights the pilot Do not try to lig...

Page 18: ...el when boiler is off and cold when all water in the system is inside the boiler and return piping below water line and everything above water line is air no steam When boiler is making steam water level drops two to three inches below normal water line Thermostat A Set thermostat to desired room temperature B Set thermostat to lower setting if heat is not required C System is self checking If fai...

Page 19: ... outer mantel with no yellow Remain still when observing main burner flames Check main burner orifices burner throat and flame ports for dust and lint obstruction if flame appearance is not correct Remove rollout shield if necessary to observe main burner flames Replace rollout shield after observation See Figure 14 Gas Valve Safety Shutdown Test 1 Test ignition system safety shutoff device after ...

Page 20: ...G Checking Controls Low Water Cut Off A Turn off power to boiler or turn thermostat down to lowest setting B Drain water to below visible bottom of water gauge glass Turn power on and turn thermostat to call for heat C Gas valve opens for approximately 15 seconds time delay on probe type LWCO gas valve will close and red indicator illuminates on LWCO D When water is restored it waits 30 seconds be...

Page 21: ...ection from boiler drain valve to safe discharge point outside Shut off gas burners open drain valve allow all of water in boiler to drain out Close drain valve Allow boiler to cool slowly refill boiler to water line Repeat this step as many times as necessary until blow down water is clear START UP CLEANING 8 Following final blow down allow boiler to cool Add fresh water slowly up to normal water...

Page 22: ...rt in burners 5 Apply bead of 400 F RTV silicone to side flanges of flue collector Place cerafelt gasket strip on mating surface between flue collector and heat exchanger mount flue collector on heat exchanger Tighten nuts and bolts 6 Seal front edge of flue collector to heat exchanger with silicone sealant 7 Install draft diverter vent damper vent pipe and jacket top and front cover 8 Reassemble ...

Page 23: ...tact service technician No electric power to boiler Verify electric power supply circuit is ON Contact your service technician to verify over current protection Controls out of adjustment Reset according to instructions Radiators not heating Inspect steam air vents for proper operation Contact service technician to inspect for faulty steam traps Poor electrical contact Contact your service technic...

Page 24: ...er Connection Optional Optional water feeder connection Connect feeder N to terminal 2 Connect feeder H to terminal 1 Connect FEED or W to terminal A For water feeders with 2 leads connect feeder common to terminal 2 and feeder hot to terminal A Note Use of a solenoid valve or McDonnell Miller Model 101A water feeder may cause flooding and is not recommended for use with this low water cut off ...

Page 25: ...OLTAGE FIELD SUPPLIED THERMOSTAT W T R T BLOCKED VENT SWITCH ROLL OUT SWITCH BLK ORG YEL BRN YEL WHT WHT BLK BLK BLK WHT ORG BRN BLK OUTSIDE BOILER JACKET P N 240009577 Revision A BLK VENT DAMPER 4 2 3 1 PRESSURETROL DIFF KG 2 CM PSI 6 5 3 1 2 8 9 0 5 CUT IN INSIDE BOILER JACKET GAS VALVE MV MV PV PV BLK LOW WATER CUT OFF 2 1 P1 P2 A BURNER PROBE JP1 JP2 WHT FACTORY INSTALLED JUMPER IGNITION MODUL...

Page 26: ...26 WIRE DIAGRAMS For full sized Wire Diagrams see Literature Envelope Figure 19 Ladder Diagram For Boilers With CG 400 2060 Probe Type Low Water Cut Off ...

Page 27: ...27 OPTIONAL PIPING HYDRONIC PIPING 27 Figure 20 Counter Flow Steam Systems Water Line 28 48 24 Floor Figure 21 Drop Header for True Swing Joint Water Line 28 24 2 Pipe Hartford Loop Floor Floor 24 24 ...

Page 28: ...UTICA BOILERS 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com ...

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