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CAUTION: Indicates a imminently hazardous situa-

tion which, if not avoided, 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 to important information concerning the product:

DANGER: Indicates an imminently hazardous sit-

uation which, if not avoided, will result in death,
serious injury or substantial property damage.

WARNING: Indicates a imminently hazardous sit-

uation which, if not avoided, could result in
death, serious injury or substantial property
damage.

NOTE: Used to notify of special instructions on
installation, operation or maintenance which are
important to equipment but not related to personal
injury hazards.

AVERTISSMENT. Assurez-vous de bien suivre les instructions données dans cette
notice pour réduire au minimum le risque d’incendie ou d’explosion ou pour éviter tout
dommoge matériel, toute blessure ou la mort

Ne pas entreposer ni utiliser d’essence ou ni d’autres vapeurs ou liquides inflammables à proxim-
ité de cet appareil ou de tout autre appareil.
QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ:
• Ne pas tenter d’allumer d’appareil.
• Ne touchez à aucun interrupteur; ne pas vous servir des téléphones se trouvant dans

le bâtiment.

• Appelez immédiatement votre fournisseur de gas depuis un voisin.  Suivez les intruc-

tions du fournisseur.

• Si vous ne purvez rejoindre le fournisseur, appelez le service des incendies.
L’installation et l’entretien doivent être assurés par un installateur ou un service
d’entretien qualifié ou par le fournisseur de gaz.

Summary of Contents for EW2-1203

Page 1: ...om 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...

Page 2: ...ent but not related to personal injury hazards AVERTISSMENT Assurez vous de bien suivre les instructions donn es dans cette notice pour r duire au minimum le risque d incendie ou d explosion ou pour v...

Page 3: ...1 or 2 Installation Codes for Gas Burning Appliances and Equipment and with Standard C S A C22 1 Canadian Electrical Code Part 1 and Part 2 and or local codes In the Commonwealthof Massachusetts the...

Page 4: ...rdance with Section 5 3 Air for Combustion Ventilation of the latest edi tion of the National Fuel Gas Code ANSI Z223 1 and all applicable local building codes Failure to provide adequate combustion a...

Page 5: ...ay result PROCEDURE A Install vent tapping assembly components and relief valve discharge piping For Models EW 85 100 125 supply outlet is on the top front of the boiler and vent fitting assembly tapp...

Page 6: ...small and setting it by temperature can be accomplished with a contact thermometer PUMPED BLEND An additional circulator can also be used to provide a return water temperature blend This method works...

Page 7: ...ater chiller the chilled water must be piped in paral lel with the boiler using appropriate valves to prevent the chilled medium from entering the boiler Figure 1 9 When boilers are connected to heati...

Page 8: ...additional appliance this will cause fire or carbon monoxide poisoning PROCEDURE A Mount draft hood and spill switch on boiler 1 Install draft hood on boiler If draft hood shroud has a hole near the...

Page 9: ...operate con tinuously 5 Test for spillage at draft hood relief opening after 5 minutes of main burner operation Use the flame of a match or candle or smoke from cigarette cigar or pipe 6 After it has...

Page 10: ...olumn 326 32 22 18 15 14 12 11 11 10 9 8 8 7 6 493 72 49 40 34 30 27 25 23 22 21 18 17 15 14 622 132 92 73 63 56 50 46 43 40 38 34 31 28 26 824 278 190 152 130 115 105 96 90 84 79 72 64 59 55 1 049 52...

Page 11: ...P 5 WIRING THE BOILER All electrical wiring must be in accordance with require ments of authority having jurisdiction or in absence of such requirements to National Electric Code NFPA 70 latest editio...

Page 12: ...60HZ OR OPER CONTROL THERMOSTAT 115V 60HZ OR OPER CONTROL THERMOSTAT BLUE FIGURE 1 19 WIRING DIAGRAM OPERATION SEQUENCE FOR BOILERS WITH STANDING PILOT VENT DAMPER L8148E AQUASTAT RELAY STANDING PILO...

Page 13: ...CLOSED DURING STANDBY MOTOR DRIVES VENT DAMPER TO CLOSED POSITION AND TT TT T1 FACTORY WIRED FIELD WIRED CIRC MOTOR CIRCULATOR MV PV PURP ROLLOUT Z W 1K VENT DAMPER 2 3 4 1 T TV IGNITOR SENSOR GAS VAL...

Page 14: ...T1 TO ADDITIONAL ZONES H1 C1 ZONE CIRCULATOR TH1 ZONE T STAT C2 ZONE CIRCULATOR TH2 ZONE T STAT ZR1 ZONE RELAY RA832A OR EQUIVALENT ZR2 ZONE RELAY RA832A OR EQUIVALENT H1 HI LIMIT AQUASTAT GV GAS VAL...

Page 15: ...operating In case of a damper malfunction the damper blade may be manually placed in the full open position to permit burner operation To accomplish this follow the instructions on the damper 5 Allow...

Page 16: ...ckwise to increase gas flow increase input Turn adjusting screw counterclockwise to decrease gas flow decrease input In no case should final manifold pressure setting vary more than 2 from factory set...

Page 17: ...g the top of the burners and enclosing the pilot 7 Find pilot Follow metal tube from gas control The pilot is between the central burner tubes behind the base door 8 Turn knob on gas control countercl...

Page 18: ...ion rust or corrosion Clean and replace as necessary Check tightness of joints seal all joints where necessary 2 Check boiler flue passageways in the boiler sections for any blockage or soot accumulat...

Page 19: ...at ODOR EXCESSIVE MOISTURE IN BUILDING 1 Leak in piping 2 Carbon build up in flueways 3 Blocked chimney 4 Downdrafts incorrect termination YELLOW FLAME CARBON BUILD UP 1 Unit overfired 2 Air shutter m...

Page 20: ...fils SASSURER QUE LE MOTEUR SOIT SITUE A GAUCHE MONTER LE VOLET DE VENTILATION AU DESSUS DU COUPE TIRAGE LA FLECHE DE DIRECTION DE LECOULEMENT POINTE VERS LE HAUT FIGURE 1 12 FIGURE 1 14 FAISCEAU DE...

Page 21: ...21...

Page 22: ...2 2 2 2 11 Dome 5 01 2100 1 1 1 Dome 6 01 2102 1 Dome 7 01 2103 1 1 12 Pressure Relief Valve 22 1203 1 1 1 1 1 1 13 Vent Fitting 56 5430 1 1 1 1 1 1 14 Nipple 3 4 x 9 53 1133 1 1 1 1 1 1 15 T Baffles...

Page 23: ...ed Side Plate BM 3340 1 1 1 1 1 1 42 Drain Valve 51 1201 1 1 1 1 1 1 43 1 1 4 x 3 4 x 1 1 4 Tee 56 1603 1 1 1 1 1 1 44 1 1 4 x 3 Nipple 53 1250 1 1 1 1 1 1 45 Taco Circulator Flange 09 1921 1 1 1 1 1...

Page 24: ...5211 CREEKBANK ROAD MISSISSAUGA ONT CANADA L4W 1R3 905 625 2991 FAX 905 625 6610 260 NORTH ELM STREET WESTFIELD MA 01085 413 564 5515 FAX 413 568 9613...

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