Operating Instructions

GAS-FIRED WATER BOILER SERIES 2 — User’s Information Manual

FOR YOUR SAFETY READ BEFORE OPERATING

If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.

A.This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand.

B.Before OPERATING, smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. See below.

C.Use only your hand to turn the gas control knob. Never use tools. If the knob will not turn by hand, don't try to repair it, call a qualified service technician. Force or attempted repair may result in a fire or explosion.

D.Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control, which has been under water.

WHAT TO DO IF YOU SMELL GAS

•Do not try to light any appliance.

•Do not touch any electric switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.

•If you cannot reach your gas supplier, call the fire department.

OPERATING INSTRUCTIONS

1.Stop! Read the safety information above. This appliance is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand.

2.Set room thermostat(s) to lowest setting. Verify external manual gas valve is open (valve handle parallel to gas piping).

3.Turn OFF POWER switch on the Ultra control panel.

4.Rotate two thumb screws at bottom of access door counterclockwise to release door.

5.Remove boiler access door.

6.Turn boiler manual gas valve knob counterclockwise to open gas supply.

7.Smell for gas in the boiler enclosure. If you smell gas, STOP! Follow "B" in the safety information above. If you don't smell gas, go to the next step.

8.Turn ON POWER switch on the Ultra control panel.

9.Set thermostat(s) to desired setting.

10.The Ultra control panel display left digit will show a sequence of numbers (0, 1, 2, etc.) that indicate boiler control sequence. Digit 3 or 4 indicates boiler is firing. Digit 0 means there is no call for heat (all room thermostats and domestic water heater satisfied).

11.If the appliance will not operate when there is a call for heat and piping is not hot, follow the instructions "To Turn Off Gas To Appliance" below and call your service technician or gas supplier.

12.Replace jacket front panel. Make sure panel is seated firmly in place and all joints are visually sealed. Then tighten the two thumb screws at bottom of access door firmly.

Boiler manual

gas valve

TO TURN OFF GAS TO THE APPLIANCE

1.Set room thermostats to lowest setting.

2.Turn off all electric power to the boiler if service is to be performed. Turn OFF POWER switch on the Ultra control panel.

3.Close external manual gas cock (valve handle perpendicular to gas piping). Remove boiler access door. Turn boiler manual gas valve knob clockwise to close gas supply.

4.Replace boiler access door.

Part number 550-100-027/0404

Series 2 specifications

The Weil-McLain Series 2 is a highly regarded boiler system known for its robustness, efficiency, and ease of installation. Designed primarily for residential and light commercial applications, the Series 2 boasts a variety of features that cater to diverse heating needs.

One of the standout characteristics of the Series 2 is its cast iron construction, which provides durability and longevity. Cast iron is well-suited for heat retention, allowing the boiler to operate more efficiently and deliver consistent warmth. The Series 2 is available in multi-fuel options, accommodating both natural gas and propane, making it versatile for various installations.

Efficiency is a key feature of the Weil-McLain Series 2, with annual fuel utilization efficiency (AFUE) ratings that meet or exceed industry standards. This ensures that homeowners can enjoy not only a comfortable living environment but also reduced energy bills. The Series 2 is designed to provide optimal performance, minimizing fuel consumption while maximizing heat output.

Another innovative aspect of the Series 2 is its user-friendly control system. Equipped with advanced controls, the boiler allows for precise temperature management and can easily be integrated with existing heating systems. This adaptability is crucial for ensuring that the boiler matches the specific heating demands of any space, increasing overall comfort levels.

Installation is straightforward, thanks to the boiler's thoughtful design. The Series 2 features a compact footprint, allowing for flexible placement in various settings. Additionally, Weil-McLain provides comprehensive documentation and customer support, making it easier for technicians to install and maintain the system.

The Series 2 also includes features aimed at ease of maintenance. Its clean-out ports facilitate quick access for servicing, ensuring that the boiler remains in peak operating condition throughout its lifespan. Weil-McLain’s commitment to quality means users can expect reliable performance year after year.

Overall, the Weil-McLain Series 2 stands out as an excellent choice for those seeking a dependable, efficient, and straightforward heating solution. Its combination of durable construction, high efficiency, and user-centric design makes it a leading option in the boiler market, appealing to both homeowners and professionals alike. Whether for a new installation or a replacement, the Series 2 is poised to deliver exceptional heating performance.