Weil-McLain Ultra Series 3 User Manual

Part number 550-100-067/0608
User’s
Information Manual
Gas-fired water boilers – Series 3
Featuring
Flexibility
If the information in this manual is not followed exactly, a fire or explosion may result,
causing property damage, personal injury or loss of life.
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS —
• Donottrytolightanyappliance.
• Donottouchanyelectricalswitch;donotuseanytelephoneinyourbuilding.
• Immediatelycallyourgassupplierfromaneighbor’stelephone.Followthegassupplier’sinstructions.
• Ifyoucannotreachyourgassupplier,calltheredepartment.
Installation & service must be performed by a qualified installer, service technician or the gas supplier.

Weil-McLain Ultra Series 3 Specifications

General

Model	Ultra Series 3
Category	Boiler
Fuel Type	Natural Gas or Propane
Efficiency	Up to 95% AFUE
Heat Exchanger Material	Stainless Steel
Vent Type	Direct Vent
Boiler Type	Condensing
Ignition Type	Electronic Ignition
Water Content	Varies by Model
Weight	Varies by Model
Control System	Advanced
Vent Diameter	2", 3"
Warranty	Limited warranty (consult product literature for specific terms)