Crown Boiler CWI276, CWI172, CWI345, CWI310, CWI103, CWI Series, CWI069, CWI241, CWI379, CWI207 Key #

Page 48

KEY #

DESCRIPTION

QTY. OR

QUANTITY PER BOILER OR CROWN P.N.

CROWN P.N.

69

103

138

172

207

241

276

310

345

379

75

LEFT SIDE JACKET PANEL

1 ea.

850301

850301

850301

850301

8503012

8503012

8503012

8503015

8503015

8503015

76

RIGHT SIDE JACKET PANEL

1 ea.

850300

850300

850300

850300

8503002

8503002

8503002

8503005

8503005

8503005

77

REAR JACKET PANEL

1 ea.

850303

850304

850305

850306

850307

850308

850309

850310

850311

850312

78

TOP JACKET PANEL

1 ea.

850323

850324

850325

850326

850327

850328

850329

850330

850331

850332

79

LOWER FRONT PANEL

1 ea.

850363

850364

850365

850366

850367

850368

850369

850370

850371

850372

80

UPPER FRONT PANEL

1 ea.

850353

850354

850355

850356

850357

850358

850359

850360

850361

850362

81

DIVERTER PANEL

1 ea.

850373

850374

850375

850376

850377

850378

850379

850380

850381

850382

82

VESTIBULE PANEL

1 ea.

850383

850384

850385

850386

850387

850388

850389

850390

850391

850392

83

HORIZONTAL JACKET CLIP

800340

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

84

VERTICAL JACKET CLIP

800341

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

85

#10 X 1/2" SHEET METAL SCREW

90-212

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

28 ea.

86

DOOR KNOB

90-210

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

87

8-32 X 1/4" H.W.H. SCREW

90-211

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

2 ea.

*

IGNITION MODULE (E.I. BOILERS)

35-5000

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(NATURAL GAS ONLY)

(S8600F1000)

*

IGNITION MODULE (E.I. BOILERS)

35-5050

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(NATURAL OR LP GAS)

(S8600M1013)

*

MODULE BRACKET (E.I. BOILERS)

905000

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

88

VENT DAMPER

1 ea.

96-030

96-031

96-032

96-032

96-033

96-033

96-035

96-035

96-036

96-036

89

3/4 SHORT WELL (LESS COIL BOILERS)

35-1010

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

89

3/4 LONG WELL (WITH COIL BOILERS)

35-1020

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

90

AQUASTAT (L8148E1257) LESS COIL

35-3000

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

90

AQUASTAT (L8124E1065) WITH COIL

3503350

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

91

TRIDICATOR GAUGE

95-069

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

92

3/4" RELIEF VALVE (30 psi)

95-040

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

93

TACO 007 CIRCULATOR

95-012

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

93

TACO 0010 CIRCULATOR

95-015

1 ea.

1 ea.

1 ea.

94

1-1/2" TACO FLANGE SET

950150

1 ea.

1 ea.

1 ea.

94a

1-1/4" TACO FLANGE SET

95-014

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

95

3/4" BOILER DRAIN

95-041

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

99

8-32 X 1/2" SELF TAPPING SCREW

90-223

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

4 ea.

*

CWI DAMPER HARNESS

9601555

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(WITH COIL BOILERS)

*

CWI DAMPER HARNESS

9601550

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(LESS COIL BOILERS)

*

BLOCKED VENT SWITCH HARNESS

9601270

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

*

AQUASTAT - R.O. SWITCH HARNESS

9601200

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(LESS COIL OR LESS VENT DAMPER)

*

AQUASTAT - R.O. SWITCH HARNESS

9601500

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

(WITH COIL AND VENT DAMPER)

*

INTERMITTENT IGNITION HARNESS

9601100

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

1 ea.

* NOT PICTURED

48

47

Image 48

Contents Gas-Fired Natural Draft Water Boilers INSTALLATION INSTRUCTIONS CWI SeriesModels These instructions must be affixed on or adjacent to the boilerTable of Contents I Product DescriptionII Specifications FIGURE 1 CWI BOILERS - GENERALCONFIGURATIONTABLE 1 CWI SPECIFICATIONS III Before Installing IV Locating the BoilerV Air for Combustion and Ventilation For Buildings of Other than Unusually Tight Construction ForBuildingsofUnusuallyTightConstructionExample FIGURE3BOILERINSTALLEDINCONFINEDSPACE, ALL AIR FROM INSIDE FIGURE 4 ALL AIR FROM OUTDOORS, VENTILATED CRAWL SPACE AND ATTICFIGURE 5 ALL AIR FROM OUTDOORS VIA VENTILATED ATTIC FIGURE 6 ALL AIR FROM OUTDOORS, USING OPENINGS INTO BOILER ROOM VI Venting Removing an Existing Boiler from a Common Chimney FIGURE8 CWI BOILERTYPICALVENTSYSTEM INSTALLATION AND COMPONENTS FIGURE 9 VENT DAMPER INSTALLATION DETAILSVII Gas Piping VIII System Piping StandardPipingDANGER 1413 Piping for Special SituationsFIGURE 11 STANDARD BOILER PIPING FIGURE 12 INDIRECT WATER HEATER BOILERSIDEPIPINGFIGURE13 BOILERBYPASSPIPING FIGURE14 ISOLATIONOFBOILERFROMSYSTEMWITHAHEATEXCHANGER FIGURE15 BOILERPIPINGWITHCHILLERIX TANKLESS HEATER PIPING A mixing valve does not eliminate the risk of scalding Feel water before showering or bathingFIGURE 17TANKLESSHEATERPIPING IX Wiring SingleZoneWiringFIGURE 20 WIRING DIAGRAM, STANDING PILOT WITH TANKLESS HEATER Wiring Variations FIGURE 22 CIRCULATOR ZONEWIRING USING HONEYWELLR845As FACTORY BOILER WIRING NOT SHOWN - SEE FIGURES 18FIGURE23ZONEWIRINGUSINGHONEYWELLV8043FZONEVALVES FACTORYWIRING NOT SHOWN - SEE FIGURES 18CWI Control System - Sequence of Operation Sequence of Operation, Standing Pilot, Less Tankless HeaterSequence of Operation, Standing Pilot, With Tankless Heater Sequence of Operation, Intermittent Ignition, Less Tankless Heater Sequence of Operation, Intermittent Ignition, With Tankless HeaterXI Start-up and Checkout Safety Control Operation - Standing Pilot and Intermittent Ignition2726 FIGURE 24 STANDING PILOT BURNER FLAMEPage Page FOR YOUR SAFETY READ BEFORE OPERATING LIGHTING INSTRUCTIONSTO TURN OFF GAS TO APPLIANCE LIGHTING INSTRUCTIONS FOR BOILERS EQUIPPED WITH HONEYWELLFOR YOUR SAFETY READ BEFORE LIGHTING LIGHTING INSTRUCTIONS FOR BOILERS EQUIPPED WITH ROBERTSHAW7000ERHC SERIES GAS VALVES STANDING PILOT FOR YOUR SAFETY READ BEFORE LIGHTING OPERATING INSTRUCTIONSTO TURN OFF GAS TO APPLIANCE VR8204 AND VR8304 SERIES GAS VALVES INTERMITTENT PILOT7000DERHC SERIES GAS VALVES INTERMITTENT PILOT FIGURE 27a GASVALVEDETAIL-HONEYWELLVR8200ORVR8300STANDINGPILOT FIGURE 28b GASVALVEDETAIL-ROBERTSHAW 7000DERHC INTERMITTENT IGNITIONXI Service and Maintenance Heat Exchanger Cleaning Procedure XIII Troubleshooting START C1&C2?5&6 on National Fuel Gas CodeSTART L2 ?C1&C2? T&TV?C2 and Standing Pilot Ignition System Troubleshooting Chart Caution Read page 36 before attempting to use this chartIntermittent Ignition System Troubleshooting Chart XIV PARTS Page These Valves Piped in Series to Provide Redundent Shut-off 1/4 Pilot Tubing Used with Robertshaw Valves40mm BURNERS ONLY Page KEY # Page Appendix A Knockdown Boiler Assembly Instructions A. Before InstallingB. BaseAssembly Preparation C. Heat Exchanger and Flue Collector InstallationFIGUREA1 BASE, HEAT EXCHANGER, FLUE COLLECTORASSEMBLY D. Gas Valve Installation E. Control and Trim InstallationFIGURE A2 JACKET INSTALLATION F. Electrical Wiring Connections G. Complete InstallationFIGURE A3 TAPPING LOCATIONS SEE TEXT FOR TAPPING USES P.O. Box 3633 I. StreetPhiladelphia