National Products Series B, BW3 instruction manual Boiler Controls and Piping, Ð22Ð

Page 22

REPAIR PARTS

BOILER CONTROLS AND PIPING

1

3

2

5 6

4

10

7

11

9

8

 

 

A99276

KEY NO.

DESCRIPTION

PART NO.

1

3/4-in. ASME Relief Valve

146-22-011

2

3/4-in. X 5-1/2-in. Nipple

146-07-040

3

Temperature-Pressure GageÐ3-1/2-in. Shank

146-23-007

4

1-1/4-in. X 5-1/2-in. Nipple

146-07-019

5

1-1/4-in. X 3/4-in. X 1-1/4-in Tee

146-93-049

6

L8148A Combination Hi Limit and Relay Control

433-00-521

7

Taco Pump 007

146-26-047

*

Grundfos Pump UP15-42F

146-26-045

8

1-1/4-in. Bent Return Nipple

146-07-004

9

Intermittent Pilot Control Ð S8600M

146-62-071

10

Induced Draft Blower and Gasket

433-00-511

11

Pressure Switch

2, 3, 4, 5 Section

146-55-006

6, 7 Section

146-55-005

 

 

*

Rubber Tube (Blower to Pressure Switch)

146-29-003

*

Rollout Switch

146-29-002

*

1-1/4-in X 3/4-in. Bushing

146-93-006

*

Taco Flange Set

146-26-049

*

Grundfos Flange Set

146-26-050

*

AT 140C 24-v Transformer

146-62-080

*

1/4-in. Close Nipple

146-07-031

*

1/4-in. Coupling

146-93-054

*

400°F Black Silicone Rubber Adhesive Sealant (10.3 oz cartridge)

146-06-020

*

3-in. X 4-in. Increaser Fitting Ð Galvanized

146-28-012

 

 

 

 

* Not illustrated.

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Image 22
Contents Installation, Start-Up, and Operating Instructions IndexSafety Considerations Ð2ÐPage → Locating the Boiler Gas-Fired Hot Water BoilersÐ4Ð →FRESH AIR for Combustion Procedure 1ÐBOILER Located in Unconfined Space→ ÐRoom Large In Comparison With Boiler Ð5ÐBÐFresh Air Duct Capacities for Horizontal Ducts Btuh Procedure 2ÐBOILER Located in Confined SpaceAÐFresh Air Duct Capacities for Vertical Ducts Btuh Ð6ÐProcedure 2ÐLOW Design Water Temperature Systems below 140F Installationðsystem PipingProcedure 1ÐFOR USE with Cooling Units Procedure 1ÐCHECKING ChimneyProcedure 2ÐMINIMUM Vent Pipe Clearance Ð8ÐPower Venter KIT ÐBoiler and Power VenterOptional Horizontal Venting with Power Venter Ð9ÐÐGas Pipe Sizes GAS Supply Piping Procedure 1ÐCHECKING GAS SupplyProcedure 2ÐCONNECTING GAS Piping Ð10ÐProcedure 1ÐELECTRIC Power Supply Procedure 3ÐCHECKING GAS PipingElectrical Wiring Procedure 2ÐINSTALLING ThermostatÐUnit Wiring Diagram Ð12ÐProcedure 7ÐDRAIN Valve Equipment and Optional Accessories Procedure 1ÐRELIEF ValveProcedure 8ÐWATER Temperature Control Procedure 11ÐPRESSURE Switch Procedure 9ÐCIRCULATING PumpProcedure 10ÐBLOWER Draft Inducer Procedure 12ÐROLLOUT Switch Flame Rollout Safety ShutoffTo Turn Off Gas To Appliance GAS Valve Operating InstructionsTo Turn On Gas To Appliance Ð15ÐProcedure 4ÐLIMIT Controls Adjustment Procedure 2ÐPILOT Burner AdjustmentProcedure 3ÐMAIN Burners Procedure 5ÐTHERMOSTAT Heat Anticipator AdjustmentProcedure 3ÐEXPANSION Tank Maintaining Boiler Procedure 1ÐBURNERSProcedure 2ÐRELIEF Valve Procedure 4ÐBOILER Flue PassagesÐ18Ð Procedure 8ÐBLOWERService Hints If System is not Heating or not Giving Enough HeatÐ19Ð → for USE with Natural GAS onlyNatural Gas Burners and Manifold Parts KEY DescriptionPropane Gas Burners and Manifold Parts → for USE with Propane GAS onlyÐ20Ð Ð21Ð KEYBoiler Controls and Piping Ð22ÐService Training Ð23ÐÐ24Ð

BW3, Series B specifications

National Products Series B and BW3 are pioneering additions to the realm of mobile workstation solutions, designed specifically for professionals who operate in fast-paced environments. These rugged and versatile products cater to a variety of sectors, including law enforcement, emergency response, and field service, ensuring that users remain efficient and organized while on the move.

The Series B is notable for its robust construction, built to withstand the rigors of constant use in challenging conditions. With a lightweight yet durable design, it combines portability with the resilience necessary for demanding applications. This series excels in adaptability, featuring multiple mounting options that can accommodate various devices, including laptops, tablets, and even larger screens. The flexibility to adjust the mount for optimal user comfort makes it suitable for long hours of operation.

One of the standout features of the Series B is its innovative Quick Release technology. This allows users to swiftly secure or detach devices with minimal effort, essential for those who need to move quickly between vehicles or locations. Additionally, the series is equipped with an array of cable management solutions, keeping workspaces organized and clutter-free—an essential consideration for professionals who rely on multiple devices.

The BW3 series takes mobility a step further by emphasizing a balance between form and function. With a streamlined design, the BW3 is as aesthetically pleasing as it is practical. Its integrated power management system features built-in charging ports, enabling users to keep their devices powered throughout the day. This aspect is particularly beneficial for professionals who rely on GPS, communication tools, and other electronic devices in the field.

Both the Series B and BW3 incorporate advanced materials that enhance their durability. These innovations include weather-resistant coatings and anti-corrosive finishes, guaranteeing longevity and reliability even under adverse conditions.

In summary, the National Products Series B and BW3 are finely crafted mobile workstation solutions that seamlessly integrate technology and functionality. Their key features—including Quick Release mounts, extensive device compatibility, and robust construction—make them indispensable tools for demanding professionals. By prioritizing user comfort and efficiency, these products elevate the standards of mobile work environments, empowering users to excel in their respective fields.