Condensing Gas Boiler – Q90-200

Q90-200

Condensing Gas Boiler

The Q90-200 Series II offers a 90% AFUE efficiency rating and features a high efficiency cast aluminum monoblock heat exchanger with a low pressure drop. The boiler also has a Fuel Smart Hydrostat Control which features 3 functions in 1 Control: Temperature Limit Control with easy dial settings and function indicator lights; Low Water Cut-Off (LWCO), which protects the boiler from damaging low water conditions; and Boiler Reset which lowers the boiler temperature to save fuel without sacrificing comfort.

The Q90-200 Series II utilizes economical CPVC and PVC vent pipe and is backed by a Limited 15 Year Warranty.

Efficiency: Energy Star Rated
Capacity: 125 – 150 – 175 – 200 MBH
Heat Exchanger: Cast Aluminum
Combustion: Sealed Combustion
Venting: Direct Vent
Boiler Type: Hot Water
Boiler Control Module: Integrated Microprocessor Control, Hi-Limit Control, Boiler Reset Control, Automatic Reset LWCO, Diagnostic Indicator Lights.
Heat Exchanger: Cast Aluminum Monoblock Heat Exchanger
Combustion: Completely installed and wired safety control system with Stainless Steel Pre-Mix Gas Burner, Automatic Gas Valve, Hot Surface Igniter, Forced Draft Blower, Air Vent.
Electrical: Transformer, Service Switch & Outlet.
Other
- Assembled boiler with pre-painted steel jacket
- Combintation Temperature/Pressure Gauge
- 30 psi ASME Relief Valve
- Casting Temperature Safety Switch
- Air Flow Pressure Switches
- Boiler Drain

Natural Gas or Propane
Taco or Grundfos Circulator

Brochure

Q90-200 High Efficiency Homeowner Info

Q90-200 Brochure Rev. 10/08

Q90-200 Brochure Rev. 10/06

Q90-200 Series II Brochure Rev. 8/12

Q90-200 Series II Brochure Rev. 6/12

Q90-200 Series II Brochure Rev. 10/13

Q90-200 Brochure Rev. 5/08

Q90-200 Brochure Rev. 3/07

Q90-200 Brochure Rev. 11/07

Engineering Documents / Resources

Q90-200 Spec Sheet Rev. 1.0

Installation & Operation Manual

Q90-200 IOM Rev. 1.3

Q90-200 Series II IOM Rev. C

Q90-200 Series II IOM Rev. B

Q90-200 Series II IOM Rev. A

Q90-200 IOM Rev. B

Q90-200 IOM Rev. A

Q90-200 Condensation/Exhaust Kit Instructions Rev. A

Options

Q90-200 Manufacturers Tax Certification Statement Rev. C

Q90-200 Tax Certification Statement Rev. A

Q90-200 Manufacturers Tax Certification Statement Rev. B

Other

Q90-200 Igniter Kit Instructions Rev. 1.0

Parts Lists

Q90-200 Parts Rev. C

Q90-200 Parts Rev. 1.2

Q90-200 Series II Parts Rev. D

Q90-200 Series II Parts Rev. C

Q90-200 Series II Parts Rev. B

Q90-200 Series II Parts Rev. A

Q90-200 Parts Rev. D

Q90-200 Parts Rev. B

Q90-200 Parts Rev. E

Product Bulletin

Q90-200 Igniter Change Bulletin 6/19/09

Q90-200 Dielectric & Antifreeze Addendum Rev. E

Q90-200 Antifreeze & Dielectric Rev. 6/09

Q90-200 Dielectric & Antifreeze Addendum Rev. D

Service Bulletin

Q90-200 Burner Change Rev. 2/06

User Manual

Q90-200 User’s Manual Rev. 1.0

Warranty

Q90-200 Warranty Rev. A

Q90-200 Warranty Rev. 2.0

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