Weil-Mclain Ultra 80 Serie 2 Boiler Instruction Manual

Manual Weil-Mclain Ultra 80 Serie 2 Boiler Instruction Manual

Weil-Mclain Ultra 80 Serie 2 Boiler Instruction Manual

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Weil-Mclain Ultra 80 Serie 2 Boiler

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Weil-Mclain Ultra 80 Serie 2 Boiler

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Weil-Mclain Ultra 80 Serie 2 Boiler

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Weil-Mclain Ultra 80 Serie 2 Boiler

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Weil-Mclain Ultra 80 Serie 2 Instructions

Here we offer the Weil-Mclain Ultra 80 Serie 2 Boiler manual completely free and in English. We have cataloged this manual in the Boilers section on Manualverse, and it has been rated by 1 users with an average rating of 5. If you have any specific questions about Weil-Mclain Ultra 80 Serie 2 Boiler, we suggest checking the Frequently Asked Questions (FAQs) section of this manual.


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Weil-Mclain Ultra 80 Serie 2 Boiler Specifications

Specification Value
Model Ultra 80 Series 2
Natural Gas Part No. 383-500-400
Propane Gas Part No. 383-500-401
CSA Input (Maximum) 80 MBH
CSA Input (Minimum) 16 MBH
DOE Heating Capacity 71 MBH
Net I=B=R Rating 62 MBH
DOE AFUE Efficiency 93.0%
Weil-McLain Low Temp Seasonal Efficiency 98.1% (at 90°F return, 110°F outlet)
Vent Size / Material 3” PVC/ABS
Combustion Air Size 3 in.
Water Volume 0.95 Gal.
Approx. Shipping Weight 149 lbs.
Supply Tapping 1”
Return Tapping 1”
Gas Connection Size 1/2”
Taco Boiler Circulator 007

Weil-Mclain Ultra 80 Serie 2 Boiler Details

The Weil-McLain Ultra 80 Series 2 Boiler stands out with an innovative blend of aesthetics, intelligence, and advanced technology. Its design is thoughtfully crafted to be appealing, allowing for seamless integration into various installation settings. This model achieves exceptional efficiency, surpassing 92% AFUE, and can reach up to 98.1% efficiency in low-temperature applications, making it a highly economical choice for heating needs.

At the core of its intelligence is the PhD Technology, an advanced system that precisely manages hydronic heating and hot water demands. This intelligent control module measures and responds to various system parameters, continuously optimizing efficiency. It meticulously tracks inputs from the room thermostat, supply and return water temperature sensors, and the flue temperature sensor.

The boiler features a high-technology cast mono block aluminum heat exchanger, designed for robust performance in low-temperature condensing environments. This low-mass exchanger ensures faster heating, delivering warmth to your system more quickly than conventional designs. Its sophisticated gas valve, blower, and venturi technology work in concert to maintain an optimal air and fuel ratio across all firing rates.

Further enhancing its high-tech profile, the Ultra 80 employs a pre-mix stainless steel burner, specifically engineered for precise firing rate modulation from 20% to 100%. This design ensures superior efficiency, exceptionally clean combustion, and quiet operation, contributing to a comfortable and environmentally friendly heating solution.

Installation is notably simplified, requiring minimal clearance and floor space, and offering flexibility for both floor standing and wall hung configurations. Water and gas piping connections are conveniently arranged at either the top or bottom of the boiler. For floor standing setups, most connections are accessible from the top, except for the condensate drain.

The electrical components come pre-wired and labeled on separate line voltage and low voltage terminal strips, facilitating quick and easy field wiring. Venting is streamlined through the use of PVC for both exhaust and combustion air, requiring no messy sealants and accommodating vent runs up to the equivalent of 100 feet.

For enhanced domestic hot water (DHW) production, the Ultra 80 pairs perfectly with Ultra PLUS Indirect-Fired Water Heaters. The boiler's control module includes a standard DHW priority control, ensuring faster response times for hot water demands and quicker recovery of the storage tank. The unit also features a side-mounted service receptacle on a separate circuit, ideal for a condensate pump or service equipment.

The Ultra 80 boiler is lightweight compared to traditional boilers, featuring side jacket handles for easy maneuverability and four adjustable feet for straightforward placement and leveling. Beyond its high efficiency, the Ultra boiler is environmentally conscious, producing less NOx emissions thanks to its PhD Technology and advanced burner design, meeting stringent environmental codes.

Frequently Asked Questions (FAQs)

Can't find the answer you need? Here are some frequently asked questions about the Weil-Mclain Ultra 80 Serie 2 Boiler, and we answer them below.


What steps should I take if I smell gas near my Weil-Mclain Ultra 80 Series 2 Boiler?
If you smell gas, do not attempt to light any appliance, do not touch any electrical switch, and do not use any phone in your building. Immediately call your gas supplier from a neighbor's phone. If you cannot reach them, call the fire department.

How can I determine if my Weil-Mclain Ultra boiler is a Series 2 model?
You can identify the series number by checking the boiler rating plate, which is located on the right side of the boiler. This plate will specify whether it is a Series 1 or Series 2.

Why is it important to prevent combustion air contamination for the boiler?
Contaminated combustion air, particularly from products containing fluorine or chlorine found in pool and laundry products, can form strong acids within the boiler. This acid can severely damage the boiler walls, leading to flue gas spillage or boiler water leakage and substantial property damage or injury.

What daily maintenance checks are recommended for the Weil-Mclain Ultra 80 Series 2 Boiler?
Daily checks include verifying the boiler area is free of combustible materials and air contaminants, ensuring combustion and ventilation air openings are unobstructed, checking the pressure/temperature gauge (not exceeding 24 psig), and confirming the boiler front door is securely in place and sealed.

How often should a qualified technician service my Weil-Mclain Ultra 80 Series 2 Boiler?
The boiler must be inspected and started annually, at the beginning of each heating season, by a qualified service technician. Additionally, specific maintenance procedures outlined in the manual should be performed regularly.

Can I use petroleum-based cleaning or sealing compounds in my boiler system?
No, you should *not* use petroleum-based cleaning or sealing compounds in the boiler system. Such compounds can damage gaskets and seals, potentially leading to substantial property damage and system failure.

How do I shut off the gas supply to my Weil-Mclain Ultra 80 Series 2 Boiler?
To turn off the gas, first set room thermostats to their lowest setting. Then, turn off the POWER switch on the Ultra control panel. Finally, close the external manual gas cock (handle perpendicular to piping) and turn the boiler manual gas valve knob clockwise to close the gas supply.

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