Crown Boiler 24-09, 24-11, 24-10, 24-08 Boiler Recirculation Bell and Gossett Circulating Pump Way

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APPENDIX B3 - Series 24 Boiler Circulator and Diverting Valve Selection Chart, 20°F & 40°F ∆T,

Bell and Gossett

Series 24 Boiler Circulator Selection - Bell and Gossett (20°F

Differential)

	IBR			Boiler Recirculation		Bell and Gossett Circulating Pump
				3-Way		Bell and Gossett Circulating Pump
				3-Way
SIZE	GROSS	TOTAL	Pipe
	GROSS	TOTAL	Pipe		Valve
	OUTPUT	GPM	Size	Valve
	OUTPUT	GPM	Size
	(MBH)				Part	Model No.	Imp "	HP	RPM
	(MBH)			Size	Part	Model No.	Imp "	HP	RPM
				Size	Number
					Number

24-03	342	35	2.0"	1.5" NPT	330852	PL-36 - 1.5"	Std.	1/6	3300

24-04	471	48	2.0"	1.5" NPT	330852	PL-75 - 2"	Std.	1/6	3400

24-05	634	65	2.0"	2" NPT	330853	PL-130 - 2"	Std.	**2/5	3200

24-06	797	81	2.5"	*2.5" Flange	330854	PL-130 - 2"	Std.	**2/5	3200

24-07	937	96	2.5"	*2.5" Flange	330854	PL-130 - 2"	Std.	**2/5	3200

24-08	1087	111	2.5"	*2.5" Flange	330854	Ser. 60, Mod. 610 - 2"	4"	**1/2	1750

24-09	1316	134	3.0"	2.5" Flange	330855	Ser. 60, Mod. 610 - 2"	4"	**1/2	1750

24-10	1505	153	3.0"	2.5" Flange	330855	Ser. 80, Mod. 3x3x7B	5"	**1	1750

24-11	1690	171	3.0"	2.5" Flange	330855	Ser. 80, Mod. 3x3x7B	5"	**1	1750

24-12	1852	190	4.0"	3.0" Flange	330856	Ser. 80, Mod. 3x3x7B	5"	**1	1750

*Model F165-50 2½" 3-way valve.

**Use Additional Relay for Single Phase Power. Use Motor Starter for 3 Phase Power.

Series 24 Boiler Circulator Selection - Bell and Gossett (40°F

Differential)

	IBR			Boiler Recirculation		Bell and Gossett Circulating Pump
				3-Way		Bell and Gossett Circulating Pump
				3-Way
SIZE	GROSS	TOTAL	Pipe
	GROSS	TOTAL	Pipe		Valve
	OUTPUT	GPM	Size	Valve
	OUTPUT	GPM	Size
	(MBH)				Part	Model No.	Imp "	HP	RPM
	(MBH)			Size	Part	Model No.	Imp "	HP	RPM
				Size	Number
					Number
24-03	342	17	1.5"	1.0" NPT	330850	NRF-33	Std.	1/15	2950

24-04	471	24	1.5"	1.25" NPT	330851	PL-36	Std.	1/6	3300

24-05	634	32	1.5"	1.5" NPT	330852	PL-36	Std.	1/6	3300

24-06	797	40	1.5"	1.5" NPT	330852	PL-45	Std.	1/6	3300

24-07	937	48	2.0"	2.0" NPT	330853	PL-75	Std.	1/6	3400

24-08	1087	56	2.0"	2.0" NPT	330853	PL-75	Std.	1/6	3400

24-09	1316	67	2.0"	2.0" NPT	330853	PL-130 - 2"	Std.	**2/5	3200

24-10	1505	76	2.5"	*2.5" Flange	330854	PL-130 - 2"	Std.	**2/5	3200

24-11	1690	86	2.5"	*2.5" Flange	330854	PL-130 - 2"	Std.	**2/5	3200

24-12	1852	95	2.5"	*2.5" Flange	330854	PL-130 - 2"	Std.	**2/5	3200

*Model F165-50 2½" 3-way valve.

**Use Additional Relay for Single Phase Power. Use Motor Starter for 3 Phase Power.

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Contents Series Page Important Information Read Carefully Page Page Table of Contents Table of Contents Section I General Information Boiler RATINGS/DATA Section I General Information Locate the UnitBoiler Foundation Chimney or VentVents Faults & Suggestions Section II Cast Iron Block Assembly Assembly of Sections Manual DRAW- UPNipple Gauge Series 24 Section Arrangement Draw-Up Rods Alternating Pattern Manual Draw-up Center Section Channel Block Position Partial Block Draw-Up Hydraulic Draw-Up of Sections Section III Installation Instructions Canopy with Rear Flue Outlet Damper AssemblyBare Boiler Assembly Avoid Breathing Fiber Particulates and Dust Left Side Canopy Intermediate Bracket Mount Rear Observation Port Cover Refer to Figure Inspect ALL Boiler SealsSeries 24 Jacket Assembly Boiler Models 24-03 thru Burner Mounting Plate Refer to Figures 16 Mount Burner Adapter Plate to Burner Mounting PlatePurpose of Tappings Steam Boilers Steam Trim Steam Boilers Install Steam Trim This Is Intentionally Left Blank Purpose of Tappings Water Boilers Water Trim Boiler Piping Heating Applications Water Boilers Install Water TrimBurner Installation Page Parallel Piping Conversion Recommendation 1 Use when Recommendation 2 Use when Recommendation 3 Use when Page Page Page BMounting Elevations M&M 150, 64 Float Low Water Cut-offs Schematic Tankless Heater Piping 24-08 24-09 Return Temperature Control and Components CCW Open to SystemWater Boiler Pressure Relief Valve Hook-Up Typical Boiler Wiring with RTC Front Typical Boiler with RTC Return Sensor Rear Starting Burner Always Inspect Installation BeforeSection IV Operating Instructions Fill Heating System with WaterFlame Failure Boil MIN Delay Test Controls Check Operation of High Limit ControlBoiler and System Cleaning Steam Boiler Boiler and System Cleaning Water Boilers Frequent Water Addition Oxygen CorrosionSection V Service Instructions Clean the Boiler FluewaysMaintenance of LOW Water Cutoff Devices General Maintenance Considerations OperationSection VI Burner Specifications OIL BurnersSection VII Repair Parts & Carton Contents Series 24 Master Parts List Section VII Repair Parts Jacket Carton Bare Boiler Assembly Section Joiner Carton Assy Rear Target Wall Carton Standard Steam Trim Carton Assy RTC Carton with Outdoor Reset Tankless Coil Components Boiler Water Section Viii Appendix Page Mechanical Page Mechanical Electrical Page Page Page Page Page Page Page Page Series 24 Boiler Circulator Selection Taco 20F Differential Boiler Recirculation Grundfos Circulating Pump Way Boiler Recirculation Bell and Gossett Circulating Pump Way Boiler Recirculation Armstrong Circulating Pump Way Appendix C Valve and Actuator Mounting Instructions ApplicationService Record PN 980417 S24 12/05