Boilers (Type H)

Water Heaters (Type WH)

HD101-HD401 302B-902B 992B-2342B HD101-HD401302B-902B992B-2342B

OPERATING CONTROLS HEAT EXCHANGER

SAFETIES

AIR GAS TRAIN

ASME, National Board Registered, 160 PSI

H Stamp







N/A

N/A

N/A

 

HLW Stamp

N/A

N/A

N/A







Heat Exchanger Tubes

Copper













 

Cupro Nickel













Headers

Bronze













 

Cast Iron













Pressure Relief Valve

30, 45, 60, 75, 125 & 150 PSI Available













Temperature & Pressure Gauge

 













Pump – 120V, Single-Phase

 













 

 

 

 

 

 

 

 

120V Power Supply

With 120V/24V Transformer













Pump Time Delay

Single Phase













Diagnostic Display Central

16-Event Memory

N/A





N/A





Temperature Controller

B-20: On/Off, Mechanical













 

B-28: On/Off, Digital













 

B-6: 2-Stage, Mechanical













 

B-26–B-27: 2-Stage, Digital













 

B-21–B-23: 4-Stage, Digital













 

B-24: 2-Stage, Raytemp (Digital)

N/A





N/A





 

B-25: 4-Stage, Raytemp (Digital)













 

Y-200 Series, Digital













 

 

 

 

 

 

 

 

Hot Surface Ignition System

3-try













 

1-try

N/A





N/A





High Gas Pressure Switch

 













Low Gas Pressure Switch

 













Blocked Vent and Air Pressure Switches

 













High Limit Switch

Manual Reset, Fixed



N/A

N/A



N/A

N/A

 

Manual Reset, Adjustable













 

Automatic Reset, Adjustable



(1)









Low Water Cut-Off, 24V

With manual reset and test button













Flow Switch

 













 

 

 

 

 

 

 

 

Firing Mode

On/Off (H4, WH1)



(2)





(2)



 

2-Stage (H3, WH3)



(3)





(3)



 

3-Stage (H8, WH8)

N/A

N/A

(4)

N/A

N/A

(4)

 

4-Stage (H9, WH9)

N/A

N/A

(5)

N/A

N/A

(5)

4” WC Supply Pressure

Natural Gas Only





(6)





(6)

 

 

 

 

 

 

 

 

TruSeal Direct Vent System

 













Air Filter, Room Air

 













Air Filter, Ducted Outside Air

 













 

 

 

 

 

 

 

 

 

 

Efficiency

84%

(Category I)







N/A

N/A

N/A

 

 

(98% available; See Specialty Models)

85%

(Category I)

N/A

N/A

N/A







 

 

 

87%

(Category II)

N/A





N/A

N/A

N/A

 

 

Combustible Floor Rated

 

 













OTHER

 

Alarm System

 

 













 

Vent Terminal

Outdoor and Through-the-Wall













 

Right-Hand Water Connections

 

 













 

 

CSD-1/GE GAP Control System

 

 

N/A

(7)



N/A

(7)



 

 

Low NOx Compliance

Meets all current requirements





(8)





(8)

 

 

Cold Water Start

Cold water protection systems

N/A





N/A





 

 

Cold Water Run

Cold water protection systems

N/A





N/A





 

 

 

 

 

 

 

 

 

 

 

Notes:

6

Option but not available on Model 2002B

  = Standard

  = Optional

1

Standard on on/off boilers (H4); Optional on all others

 

 

2

Standard on Models 302B and 402B; Optional on Models 502B-902B

7

Not applicable for Models 302B and 402B; Optional for Models 502B-902B

 

3

Optional on Models 302B and 402B; Standard on Models 502B-902B

8

Standard on Models 992B-2002B; Models 2072B and 2342B

 

 

4

Standard on 992B; Optional on 1262B-2342B

 

require site testing and have different emissions requirements

 

 

5

Not available on Model 992B; Standard on Models 1262B-2342B

 

(Consult factory)

 

 

Raypak, Inc. • 2151 Eastman Ave., Oxnard, CA 93030 • phone: (805) 278-5300 • fax: (800) 872-9725 • www.raypak.com

Cat. No. 1100.12C Effective 11-15-09 Replaces: 07-01-09

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Raypak HD101 THRU 2342B manual Operating Controls Heat Exchanger Safeties AIR GAS Train, Other
Page 9

HD101 THRU 2342B specifications

The Raypak HD101 THRU 2342B is a high-efficiency heater renowned for its modern technology and robust performance in the water heating industry. Suitable for swimming pools, spas, and other hydronic heating applications, this unit impresses with its design and functionality.

One of the main features of the HD101 THRU 2342B is its advanced electronic ignition system, which ensures reliable and safe operation. This system eliminates the need for a standing pilot light, reducing gas consumption and enhancing energy efficiency. The heater is equipped with Raypak’s innovative heat exchanger, designed to provide optimal heat transfer while minimizing energy losses. Made from copper, it offers excellent corrosion resistance and longevity, catering to various water conditions.

The HD101 THRU 2342B is also notable for its digital display and user-friendly interface, allowing for easy temperature adjustments and system monitoring. This unit includes a built-in thermostat, ensuring consistent water temperature and enhanced comfort for users. Additionally, the heater features a time-saving control panel, enabling quick access to operational settings and diagnostics.

Another significant attribute is its eco-friendly design, which meets stringent emissions regulations. By incorporating low-NOx technology, the HD101 THRU 2342B reduces harmful emissions, making it an environmentally responsible choice for customers concerned about their carbon footprint.

Versatility is another hallmark of this model, as it can be configured for both natural gas and propane. This adaptability greatly enhances its appeal to a broad range of users and applications. Its compact design allows for efficient installation even in tight spaces, further adding to its practicality.

The Raypak HD101 THRU 2342B also offers exceptional durability, featuring a weather-resistant cabinet that can withstand various environmental conditions. This robust construction ensures that the unit remains functional and efficient over time.

In conclusion, the Raypak HD101 THRU 2342B combines advanced technology, efficiency, and versatility, making it an excellent choice for those seeking reliable water heating solutions. Whether for residential or commercial use, it stands out as a leader in the market, delivering performance that users can depend on.
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