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New Yorker CGS-C Series, Инструкция по установке, эксплуатации и обслуживанию

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24

  FIGURE 17:  WIRING DIAGRAM, McDONNELL & MILLER MODEL #67 LOW WATER CUTOFF

X.  Electrical (continued)

Содержание CGS-C Series

Страница 1: ...is boiler The manufacturer will not be responsible for improper installation or operation This manual and all associated instruction material should be conspicuously posted near the boiler For service...

Страница 2: ...se extensive property damage Do not leave the heating system unattended during cold weather unless alarms or other safeguards are in place to prevent such damage DO NOT BLOCK AIR FLOW into or around t...

Страница 3: ...noxide nitrogen oxides and or other toxic or harmful substances that can are hazardous to health and life and that are known to the State of California to cause cancer birth defects and other reproduc...

Страница 4: ...nd dilution of flue gases must be available in the boiler room These boilers are not designed for use in process or other open steam systems TABLE OF CONTENTS I ProductDescription 4 II Specifications...

Страница 5: ...350 12 28 33 3 4 4 4 x 15 ft 1 2 5 1 3 9 CGS40C 420 16 34 3 4 5 5 x 15 ft 6 5 5 0 CGS50C 485 19 35 3 4 6 6 x 15 ft 7 9 6 1 CGS60C 555 22 9 3 7 2 CGS70C 620 25 30 36 3 4 7 7 x 15 ft 3 4 10 7 8 3 CGS80C...

Страница 6: ...stems Pub 200 and I B R Heat Loss Calculation Guide Pub H21 or H22 4 Make sure that the boiler received is configured for the correct gas natural or LP Warning This Product Must be Installed By A Lice...

Страница 7: ...accordance with local building codes or in absence of such codes in accordance with Air for Combustion and Ventilation of the National Fuel Gas Code ANSI Z223 1 NFPA 54 To ensure an adequate supply of...

Страница 8: ...h per 1000 BTU hr input of all gas burning appliances in the boiler room The minimum opening dimension is 3 inches Minimum opening free area is 100 square inches per opening If the total volume of bot...

Страница 9: ...ALL AIR FROM OUTDOORS VENTILATED CRAWL SPACE AND ATTIC FIGURE 5 ALL AIR FROM OUTDOORS VIA VENTILATED ATTIC FIGURE 3 BOILER INSTALLED IN CONFINED SPACE ALL AIR FROM INSIDE V Air for Combustion Ventilat...

Страница 10: ...10 FIGURE 6 ALL AIR FROM OUTDOORS USING OPENINGS INTO BOILER ROOM FIGURE 7 ALL AIR FROM OUTDOORS USING HORIZONTAL DUCTS INTO BOILER ROOM V Air for Combustion Ventilation continued...

Страница 11: ...rior chimneys may be used An exterior masonry chimney may be used if it is lined with B vent or a listed chimney lining system 5 This boiler may be vented using a listed power venter The power venter...

Страница 12: ...r appliances remaining connected to the common venting system are not in operation a Seal any unused opening in the common venting system b Visually inspect the venting system for proper size and hori...

Страница 13: ...13 13 FIGURE 8 CGS C BOILER TYPICAL VENT SYSTEM INSTALLATION AND COMPONENTS FIGURE 9 VENT DAMPER INSTALLATION DETAILS VI Venting continued...

Страница 14: ...a manual shut off valve outside the jacket and ground joint union as shown The boiler and its gas connection must be leak tested before placing the boiler in operation When doing this the boiler and i...

Страница 15: ...king If two or more steam mains must be connected to the boiler connect a separate take off for each main into the header between the riser s and equalizer Also note the following points 1 A size redu...

Страница 16: ...debris or subjected to freezing 4 Install drain valve into tapping on boiler left side using the 2 x 3 4 bushing provided see Figure 1 5 Connect system supply and return to boiler See Figure 11 CGS30C...

Страница 17: ...0C CGS40C CGS50C CGS60C CGS70C CGS80C A 2 2 B 2 3 C 1 1 D 1 Optional FIGURE 12 COMMON NEAR BOILER PIPING MISTAKES FIGURE 11 STEAM BOILER PIPING FOR GRAVITY RETURN MINIMUM PIPE SIZE VIII System Piping...

Страница 18: ...tall a Y strainer to prevent sediment from accumulating inside the indirect water heater 3 Check Valve Prevents gravity circulation through the indirect water heater when the boiler is responding to a...

Страница 19: ...o not alter factory boiler wiring Connect VXT 24 to CG400A as follows Connect the BLACK lead on the feeder to terminal A on the LWCO Connect the WHITE lead on the feeder to terminal 2 on the LWCO 2 Us...

Страница 20: ...cribed in Part IX must also be supplied by the installer A call for heat from the indirect water heater thermostat will energize the relay making both sets of contacts One set of these contacts then e...

Страница 21: ...NELL MILLER WF2 U 24 FEEDER OR THREE WIRE HYDROLEVEL VXT 24 FEEDER TO BOILER EQUIPPED WITH 67 L W C O CAUTION DO NOT INSTALL JUMPER BETWEEN 2 3 ON 67 L W C O FIGURE 15 WIRING INDIRECT WATER HEATER TO...

Страница 22: ...urrent flows through the boiler to the GND BURNER connection on the ignition module For the ignition module to recognize that a pilot flame is present the DC current flowing into this terminal must be...

Страница 23: ...ich must be pressed to restore normal burner operation An open blocked vent switch is indicative of a problem with the vent system If the blocked vent switch opens the cause of the venting problem mus...

Страница 24: ...24 FIGURE 17 WIRING DIAGRAM McDONNELL MILLER MODEL 67 LOW WATER CUTOFF X Electrical continued...

Страница 25: ...shed Once a flame has been established for the first time subsequent calls for burner operation should result in a flame on the first try 10 Observe pilot burner flame Pilot burner produces three flam...

Страница 26: ...ect a manometer to the manifold outlet pressure tap on the gas valve see Figures 21 d Read the manifold pressure It should be set at Natural Gas LP Gas Manifold Press inches w c 3 5 10 0 e If a manifo...

Страница 27: ...27 27 FIGURE 19 OPERATING INSTRUCTIONS XI System Start up continued...

Страница 28: ...ose accumulated scale from the system During the first week of operation blow down the 67 low water cut off at least three times following the blow down instructions on the yellow sticker adjacent to...

Страница 29: ...Turn off gas supply to boiler per the Operating Instructions see Figure 19 Drain hot water from boiler through boiler drain valve to a location where hot water can be safely discharged Refill the boi...

Страница 30: ...through the venturi opening 5 Inspect the pilot assembly Clean any deposits found on the electrode and grounding strap The ideal gap between the electrode and the ground strap is 1 8 Inspect the porc...

Страница 31: ...re the boiler and allow it to steam until 2 5 psi is registered on the gauge e Turn off the burners and immediately fully open the 1 1 4 valve f Allow the boiler to blow down until either the water ru...

Страница 32: ...ich boiler is installed Crooked or out of round orifice holes never attempt to drill orifice for this boiler in the field Partially plugged flue passages Improper manifold pressure Foreign material in...

Страница 33: ...he beginning of the troubleshooting process With the 120 volts applied to the boiler and no call for heat the damper should go to the closed position If it does not do the following Confirm that 120 v...

Страница 34: ...34 Troubleshooting Chart for CGS C Boilers Equipped with Hydro level CG400A Low Water Cut offs and Vent Dampers Caution Read page 33 before attempting to use this chart XIII Troubleshooting continued...

Страница 35: ...35 35 XIII Troubleshooting continued...

Страница 36: ...36 Troubleshooting Chart for CGS C Boilers Equipped with McDonnell Miller 67 Low Water Cut offs and Vent Dampers Caution Read page 33 before attempting to use this chart XIII Troubleshooting continued...

Страница 37: ...37 37 XIII Troubleshooting continued...

Страница 38: ...38 Ignition System Troubleshooting Chart Caution Read page 33 before attempting to use this chart XIII Troubleshooting continued...

Страница 39: ...39 39...

Страница 40: ...Exchanger Assembly 1 1 1 1 1 1 Left End Section 717100022 1 1 1 1 1 1 Right End Section 717100011 1 1 1 1 1 1 Center Section 717100031 1 2 3 4 5 6 Slip Nipple 5 7066003 2 3 4 5 6 7 Slip Nipple 22B 806...

Страница 41: ...41 41 XIV Repair Parts continued...

Страница 42: ...18 1 1 1 1 1 1 14 8 x 3 4 Self Tapping Screw 80860030 1 1 1 1 1 1 15 10 x 1 2 Sheet Metal Screw 808600492 2 2 2 2 2 2 16 Washer 5 16 USS 80860611 4 4 4 4 4 4 17 Hex Lock Nut 5 16 18 80860464 4 4 4 4 4...

Страница 43: ...43 43 XIV Repair Parts continued...

Страница 44: ...neywell VR8204C3007 81660145 1 1 1 1 Gas Valve Nat Gas Honeywell VR8304P4306 81660161 1 1 Gas Valve LP Gas Honeywell VR8204C3015 81660146 1 1 1 1 Gas Valve LP Gas Honeywell VR8304P4314 81660160 1 1 46...

Страница 45: ...45 45 XIV Repair Parts continued...

Страница 46: ...83 1 80 Upper Front Jacket Panel 704193036 1 704193046 1 704193056 1 704193066 1 704193076 1 704193086 1 81 Diverter Panel 704193035 1 704193045 1 704193055 1 704193065 1 704193075 1 704193085 1 82 Ve...

Страница 47: ...47 47 XIV Repair Parts continued...

Страница 48: ...Float LWCO Only 8056020 1 1 1 1 1 1 90 Low Water Cutoff McDonnell Miller 67 BC 1 Float Type 80160517 1 1 1 1 1 1 90a Low Water Cutoff Hydrolevel CG400 2090 includes Probe 104975 01 1 1 1 1 1 1 Probe f...

Страница 49: ...49 49 XIV Repair Parts continued...

Страница 50: ...ety Relief Valve F 2 Bush to Drain Valve and or Optional Return Bush to Drain Valve and or Optional Return G 2 Optional Supply CGS30C CGS60C Required Supply CGS70C CGS80C Optional Supply CGS30C CGS60C...

Страница 51: ...51 51...

Страница 52: ...52...

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