Utica Boilers CuB Series Specification Sheet

1.1  Provide and Install Boiler(s) in accordance with the plan drawings, written specifications and              

       contract documents. 

1.2  All work shall be performed in a neat workmanship like manner compliant with all local code       

       authorities. 

                     

 

     

2.1  Product Data: Submit manufacturer’s technical product data, including rated capacities of  

  

 

      selected model, weights (shipping, installed), installation and start-up instructions, and     

                  

                furnished accessory information.

2.2  Shop Drawings: Submit manufacturer’s end assembly drawings indicating dimensions, connection 

locations, and clearance requirements.

2.3  Wiring Diagrams: Submit manufacturer’s electrical requirements for the boiler including ladder 

type wiring diagrams for interlock and control wiring. 

Boiler Requirements 
3.1  Boiler shall provide hot water for heating zones and shall include a built-in stainless steel brazed 

plate heat exchanger to provide potable domestic hot water at the stated rate.

3.2  Boiler shall be certified for Category I and Category III operation.
3.3  Boiler shall be a wall hung model. An optional floor mounting stand shall be available from the 

manufacturer. Boiler shall be factory fire tested.

3.4 Refer to all local codes and jurisdictional requirements for installation of field supplied anti-scald 

valve(s).

Acceptable Manufacturers
4.1  Equivalent units and manufacturers must meet all performance criteria for all fuel options, and will 

be considered upon prior approval.

Certifications & Listings
5.1  Boiler shall be certified by CSA, AHRI
5.2  Boiler shall be constructed in accordance with the American Society of Mechanical Engineers 

(ASME) 

5.3  Boiler shall have an ASME H stamp that is applied to the heat exchanger. Each heat exchanger 

shall be independently reviewed by an ASME authorized inspector. The boiler shall be rated for a 

maximum allowable working pressure of 43.5 psig. The boiler shall be equipped with a 30 psig 

relief valve.

Construction
6.1  Boiler heat exchanger shall be constructed of copper tube with copper fins, stainless steel support 

plates and be covered with a high temperature protective coating.   

6.2  Burner Components

6.2.1  Gas valve shall be a modulating valve capable of firing from 100% input firing rate to 33% 

input firing rate. 

P/N 240010781 REV C, [02/2015]