Dunkirk Q90-125 Скачать руководство пользователя страница 32 | Manualshive

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Dunkirk Q90-125 Скачать руководство пользователя страница 32

32

End Of Normal Sequence Of Operation

Thermostat ends call for heat.

Gas valve and circulator pump are

de-energized,

valve and fl ame lights go out.

Blower runs for 30 seconds post purge,

purge light is on.

Blower is de-energized after 30 seconds,

purge light shuts off.

Boiler stand by for next call for heat.

DETAILED SEQUENCE OF OPERATION

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Содержание Q90-125

Страница 1: ...RECT VENT CONDENSING HOT WATER BOILER INSTALLATION OPERATION MAINTENANCE MANUAL An ISO 9001 2008 Certified Company DUNKIRK BOILERS 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com P...

Страница 2: ...otential hazards of varying risk levels KEEP THIS MANUAL NEAR BOILER AND RETAIN FOR FUTURE REFERENCE NOTICE Indicates information which should be followed to ensure proper installation and operation S...

Страница 3: ...ents This may cause dangerous operation Under firing may result in too much air for the pre mix burner causing poor or loss of combustion Never vent the products of combustion from this boiler 5 to an...

Страница 4: ...196 500 172 400 172 200 147 800 147 400 123 500 123 000 2 000 194 000 193 000 169 800 169 400 145 600 144 800 122 000 121 000 3 000 191 000 189 500 167 200 166 600 143 400 142 200 120 500 119 000 4 00...

Страница 5: ...s gas fired direct vent condensing hot water boilers Heating Capacity indicates amount of heat available after subtracting losses up the stack Most of this heat is available to heat water Small portio...

Страница 6: ...r external condensate pump with reservoir at per foot 21 mm m wood frame or blocks may be used to raise boiler Locating The Boiler Select location which is level central to piping systems 1 served and...

Страница 7: ...dripping spraying rain etc during operation and service circulator replacement condensate trap control replacement etc Boiler must be located where ambient temperatures 8 minimum possible room tempera...

Страница 8: ...ated with 1 2 armaflex or equivalent In extremely cold climate areas use 3 4 armaflex or equivalent Combustion air must be clean outdoor air Combustion air must not be taken from inside structure beca...

Страница 9: ...te at maximum speed Do not operate a summer exhaust fan Close fire dampers Place in operation the appliance being inspected 4 Follow the lighting instructions Adjust thermostat so appliances will oper...

Страница 10: ...ns U S Size expansion tank accordingly Consult expansion tank manufacturer for proper sizing information Connect properly sized expansion tank not furnished as shown in Figure 6 for diaphragm type exp...

Страница 11: ...Single Zone Boiler Piping Figure 9B Multi Zone Boiler Piping With Zone Valves Figure 9A Multi zone Boiler Piping with Circulators Individual boiler discharge piping shall be independent of other disch...

Страница 12: ...use CSA or ULC certified schedule 40 PVC drain pipe and cement Condensate pump with reservoir not furnished may be used to remove condensate to drain line sanitary line above boiler if floor drain is...

Страница 13: ...s unit of CSA or ULC certified schedule 40 CPVC schedule 40 PVC PVC DWV or ABS DWV pipe and pipe cement SDR pipe is NOT approved in Canada For Canadian installations all plastic venting material must...

Страница 14: ...re vent vapors will not damage plants shrubs air conditioning equipment or siding on the house Termination should be positioned so that it will not be effected by wind eddy air born leaves snow or rec...

Страница 15: ...y having jurisdiction or in the absence of such requirements United States National Fuel Gas Code ANSI Z223 1 NFPA 54 Canada Natural Gas and Propane Installation Code CAN CSA B149 1 Use pipe joint com...

Страница 16: ...ocated on exterior boiler jacket See Figure 13 for diagram showing location of service switch junction box and power supply connection points Connect black hot lead from power supply to either of unus...

Страница 17: ...tions If the two 120 volt circulator wire terminals inside the junction box are not used please leave the two wire nuts to prevent the short circuit CAUTION Label all wires prior to disconnection when...

Страница 18: ...BLOWER G 2 4 3 1 P5 W BK CASTING TEMPERATURE SAFETY SWITCH MANUAL RESET BR BL W V BR SET AT 3 5 WC SWITCH N C AIR PRESSURE DIFFERENTIAL CONTROL HI LIMIT AQUASTAT SET AT 0 5 WC BL BR AIR PRESSURE DIFFE...

Страница 19: ...3K 5K GAS VALVE 4K1 3K1 P3 5 24 VAC 4 5 P2 2 P3 2 BLOWER P5 1 1K1 P10 1 2K1 P7 1 P4 1 TRANSFORMER P1 1 120 VAC 3 P1 3 1 HOT SURFACE IGNITER P12 1 P6 1 5K1 P12 2 5K2 P6 2 P10 3 CIRCULATOR FIELD WIRED P...

Страница 20: ...gure 16 will blink indicating the failure mode as a lack of flame signal The IBC is manually reset from lockout by either removing and reestablishing the thermostat s call for heat or by turning the s...

Страница 21: ...valve discharge must be piped with the same size as the valve discharge opening to an open drain tub or sink or other suitable drainage point not subject to freezing in accordance with A S M E specifi...

Страница 22: ...type 356 T6 aluminum Use of incompatible antifreeze could damage the heat exchanger and will void the product warranty Antifreeze must be maintained per specifications of manufacturer Failure to do so...

Страница 23: ...turn by hand do not try to repair it call a qualified service technician Force or attempted repair may cause fire or explosion Do not use this appliance if any part has been under 4 water Immediately...

Страница 24: ...piping section in this manual Check for orifice in negative pressure hose at gas valve and 2 air intake pipe upstream of 3 gas valve Relight boiler 4 If boiler still does not light the air inlet pipe...

Страница 25: ...n port on the boiler A z B C z D E 6 After the igniter warm up period the integrated boiler control energizes the gas valve initiating a 6 second trial for ignition mode which is indicated by the illu...

Страница 26: ...manual reset high limit or additional safety controls test for operation as outlined by the control manufacturer Burner should be operating and should go off when controls are tested When safety contr...

Страница 27: ...e should read between 4 and 10 w C For natural gas and between 10 and 14 w c For propane gas Drill a hole in the plastic CPVC combustion analyzer 2 Turn the thermostat to the closed position so the ap...

Страница 28: ...akage and tighten G bolts or replace gaskets if necessary Remove jacket front and top panels and check for H piping leaks around relief valve and other fittings Repair if found DO NOT use stop leak co...

Страница 29: ...raying or running water Use a flexible handle nylon brush to loosen I sediment and aluminum oxide on all exposed heating surfaces of boiler see Repair Parts Manual for diagram Be sure that brush does...

Страница 30: ...30 SERVICE HINTS DETAILED SEQUENCE OF OPERATION...

Страница 31: ...ntrol will attempt to relight boiler 3 times if flame is not proven control lockout problem establishing a flame signal Valve light is blinking Control will automatically reset after 1 hour HIGH LIMIT...

Страница 32: ...t Gas valve and circulator pump are de energized valve and flame lights go out Blower runs for 30 seconds post purge purge light is on Blower is de energized after 30 seconds purge light shuts off Boi...

Страница 33: ...vere injury or death Do not attempt to modify the physical or electrical characteristics of this boiler in any way NOTICE In a reset from lockout condition all electrical meter readings at the gas con...

Страница 34: ...F Off during purge cycle draft inducer is not powered on or air flow is not proven Off during igniter and run cycle normal operation purge cycle complete Blinking IBC is locked out Problem could indic...

Страница 35: ...he gas supplier s instructions If you can not contact your gas supplier call the fire department Should overheating occur or the gas supply fail to shut off do not turn off or disconnect the electrica...

Страница 36: ...36 Troubleshooting Chart 2 TROUBLESHOOTING...

Страница 37: ...SAGS OR LOW SPOTS WHERE CONDENSATE MAY PUDDLE AND BLOCK THE VENT YES CHECK AIR PRESSURE SWITCH PER INSTRUCTIONS ON FOLLOWING PAGES ARE SAMPLING LINES CLEAR AND CONNECTED PROPERLY NO CLEAN OUT SAMPLIN...

Страница 38: ...R LIGHT CHECK FOR 24 VAC ACROSS TERMINALS MV ON THE GAS CONTROL WHILE VALVE FLAME INDICATOR LIGHT IS ON NO NO CHECK FOR 24 VAC ACROSS TERMINALS CN6 2 AND CN6 5 ON IBC WHILE THE VALVE FLAME LED IS LIT...

Страница 39: ...39 Troubleshooting Chart 5 TROUBLESHOOTING...

Страница 40: ...IC INSTRUCTIONS REQUIRES SPECIFIC TOOLS NO YES REPLACE BURNER REPLACE IBC BOILER SHUTS OFF BEFORE END OF CALL FOR HEAT ARE HI LIMIT AQUASTAT CONTACTS CLOSED NO BOILER OFF ON HIGH LIMIT IS ACTUAL BOILE...

Страница 41: ...s Blockage or moisture in suction lines to switch Blockage or moisture in orifice installed in suction lines to switch Blockage in air intake or vent pipes Undersized air intake or vent pipes Loose bl...

Страница 42: ...42 This Page Intentionally Left Blank...

Страница 43: ...d Service issues reviewed with owner maintenance person Installation booklet affixed on or adjacent to boiler Installer Company __________________________________________ Address _____________________...

Страница 44: ...DUNKIRK BOILERS 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com...

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