Crown Boiler 24-11, 24-10, 24-08, 24-12, 24-06, 24-05 Section I General Information, Locate the Unit

Page 10

SECTION I - GENERAL INFORMATION (CONTINUED)

A. INSPECT SHIPMENT carefully for any signs of damage.

1.ALL EQUIPMENT is carefully manufactured, inspected and packed. Our responsibility ceases upon delivery of crated boiler to the carrier in good condition.

2.ANY CLAIMS for damage or shortage in shipment must be filed immediately against the carrier by the consignee. No claims for variances from, or short- age in orders, will be allowed by the manufacturer unless presented within sixty (60) days after the receipt of goods.

3.Make sure that appropriate items on the Master Parts List (pg 59) are all on hand.

B. LOCATE THE UNIT

1.RECOMMENDED SERVICE CLEARANCE

-Locate the unit in the boiler room so as to provide ease of venting and adequate clearance for maintenance, serviceability, and installation of piping. Refer to Figure 1 for boiler dimensional data.

FRONT — Provide 43” service clearance for removal, maintenance, and servicing of burner and controls.

REAR — Provide a minimum clearance from the boiler jacket for access to flame observation port, rear flue damper and vent piping, relief valve, and boiler return piping. See Table III.

LEFT SIDE — Provide a minimum clearance from the boiler jacket of 26” for cleaning of flueways and installation and removal of tankless heater(s).

RIGHT SIDE — Provide a minimum clearance from

NOTICE

Recommended clearance for service may be reduced to minimum clearance to combustible material. However, increased service and maintenance difficulty will result.

WARNING

Boiler is suitable for installation on combustible floor. Do not install boiler on carpeting.

Floor construction should have adequate load bearing characteristics to bear the weight of the boiler filled with water (see Table 1). A boiler foundation similar to the one shown in Figure 2 is recommended if the boiler room floor is weak or uneven or if a water condition exists.

the boiler jacket of 12”.

TOP — Provide a minimum clearance from the boiler jacket of 24”

2.FOR MINIMUM CLEARANCES to combustible materials, See Table II.

3.PROVIDE ADEQUATE FOUNDATION for the unit. Refer to Figure 2.

Table II: Minimum Clearances To Combustible Materials (Inches)

Boilers with Top Flue Outlet

Boilers with Rear Flue Outlet

A

B

C

D

E

Above

Front

Rear

Sides

Vent Connector

 

 

 

 

 

6

24

6

6

18

*See Table III for Recommended service clearance to access rear of boiler

NOTE 1: Listed clearances comply with American National Standard ANSI/NFPA 31, Installation of oil burning equipment.

NOTE 2: Series 24 boilers can be installed in rooms with clearances from combustible material as listed above. Listed clearances can not be reduced for alcove or closet installations.

NOTE 3: For reduced clearances to combustible material, protection must be provided as described in the above ANSI/NFPA 31 standard.

Table III: Recommended Rear Service Clearance

Flue

Top

Rear Flue Outlet

Outlet

Flue

Combustible

Non-Combustible

Size

Outlet

Surfaces

Surfaces

 

 

 

 

 

 

7" Dia.

 

37"

22"

 

 

 

 

8" Dia.

18"

38"

23"

 

 

 

10" Dia.

40"

25"

 

 

 

 

 

12" Dia.

 

43"

28"

 

 

 

 

10

Page 9 Page 11
Image 10
Page 9 Page 11
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 Burner Installation Water Boilers Install Water TrimBoiler Piping Heating Applications 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
Top Page Image Contents