Utica Boilers CuB Series 安装指导

• Check boiler area is free from combustible materials, 

gasoline, and other fl ammable vapors and liquids.

• Visually inspect combustion air and vent piping for 

proper operation.  Check for and remove any obstruction 

to fl ow of combustion air or vent gases. Immediately 

repair or replace pipe showing deterioration or leakage. 

Reassemble per instructions in section 6. Ensure proper 

reassembly and resealing of system.

• Test safety relief valve for proper operation.  Refer to 

valve manufacturer's instructions packaged with relief 

valve.

• Examine fl ue passages in heat exchanger, burner and 

cleaning (if necessary) by following instructions in 

“Annual Inspection and Cleaning of Boiler Components” in 
this section.

• Circulator pump and combustion air blower motor 

furnished with boiler are permanently lubricated from 

factory and require no further lubrication. Lubricate fi eld 

sourced pumps and/or motors according to pump and/or 

motor manufacturer’s instruction.

• Check following components are operating properly and 

are free of blockages or obstructions: 

• air vent;

• check air inlet for blockage and clean as required;

• check boiler for any sign of leaks.

• Check heating system expansion tank.
• Check the Air pressure tubing

• Follow instructions “To Turn Off Gas To Appliance” unless 

boiler is also used to supply domestic hot water. See   

section 10, page 26.     

• Drain system completely if system does not have 

antifreeze when heating system is to remain out of 

service during freezing weather.

Following service procedures must be performed 

by qualifi ed service agent. Boiler owner shall not 

attempt these steps. Failure to do so could result in 

death or serious injury.

  

• Burner and heat exchanger inspection and cleaning.

• Remove any remaining loosened sediment using shop 

vacuum with snorkel attachment.