2Prepare boiler (continued)

13.Reattach the wiring connector to the gas valve. Tighten the screw on the wiring connector to secure to the gas valve.

14.Turn the gas valve power switch to the “ON” position.

15.Reattach the bezel to the unit. Reconnect the ribbon cable to the control board.

16.After installation is complete, fill out the gas conversion label (in the conversion kit bag) and affix it to the unit under the boiler rating plate inside the unit. Attach the LP caution label (in the conversion kit bag) to the left side of the unit in the lower left corner.

17.Replace the front access cover.

￿ WARNING

After converting to LP, check combustion

 

per the Start-up procedure in Section 10

 

of this manual. Failure to check and

 

verify combustion could result in severe

 

personal injury, death, or substantial

 

property damage.

Figure 2-3Installing Propane Orifice

Mounting the boiler

See page 9 of this manual for boiler mounting location instructions.

Installation & Operation Manual

￿WARNING The boiler is too heavy for a single person to lift. A minimum of two people is needed for

mounting the boiler onto the bracket.

Mounting to a concrete wall:

1.Mount the wall bracket using the two (2) wedge anchor bolts provided with the bracket. To mount the wedge anchor bolts, drill a 1/4" diameter hole 1 1/8" deep and insert anchor. Hang the bracket from the anchor and secure with the two nuts provided. Make sure the top edge of the bracket is away from the wall. Ensure bracket is level when mounted. Extreme care is needed to ensure the bolts are secured in the center of the studs.

Note: If wall thickness does not allow a 1 1/8" deep hole, field supplied hardware suitable for the application should be provided.

2.Hang the boiler on the bracket and secure the bottom of the boiler with two (2) remaining anchors, following the instructions above.

The boiler is too heavy for a single person to ￿ WARNING lift. A minimum of two people is needed for

mounting the boiler onto the bracket.

Mounting to a metal studded wall:

1.The wall mount bracket is designed for a stud spacing of 16 inches from center. For other stud spacing a solid mounting surface must be provided by the installer.

￿WARNING Do not mount the boiler to a hollow wall. Be sure to mount the boiler to the studs only.

2.Mount the wall bracket using two (2) field supplied toggle bolts capable of supporting 100 pounds each. Ensure the top edge of the bracket is away from the wall. Ensure the bracket is level when mounted. Extreme care is needed to ensure the bolts are secured in the center of the studs.

3.Hang the boiler on the bracket and secure the bottom of the boiler with two (2) field supplied toggle bolts.

￿WARNING The boiler is too heavy for a single person to lift. A minimum of two people is needed for

NOTICE

The Knight Wall Mount boiler is not intended for floor installation.

mounting the boiler onto the bracket.

Figure 2-4Mounting the Boiler

Mounting to a wood studded wall:

1.The wall mount bracket is designed for a stud spacing of 16 inches from center. For other stud spacing a solid mounting surface must be provided by the installer.

￿WARNING Do not mount the boiler to a hollow wall. Be sure to mount the boiler to the studs

only.

2.Mount the wall bracket using the 2 1/4" lag bolts provided. Make sure the top edge of the bracket is away from the wall. Ensure the bracket is level when mounted. Extreme care is needed to ensure the bolts are secured in the center of the studs.

3.Hang the boiler on the bracket and secure the bottom of the boiler with two (2) additional lag bolts provided.

WALL:

WOOD OR METAL STUDS ON 16" CENTERS

-OR-

MASONRY / POURED CONCRETE

MOUNTING BRACKET (FACTORY SUPPLIED)

FASTENERS

APPROPRIATE

FOR WALL TYPE

QTY: 4

13

Page 12 Page 14
Page 13
Image 13
Lochinvar 51 operation manual Mounting the boiler, Mounting to a concrete wall, Mounting to a metal studded wall
Page 12 Page 14

51 specifications

Lochinvar 51 is an innovative and robust residential boiler system designed for high-efficiency heating needs. A popular choice among homeowners, the Lochinvar 51 stands out in the market due to its advanced features and eco-friendly technologies.

One of the main features of Lochinvar 51 is its compact design, making it ideal for installation in limited space environments such as attics or closets. Despite its small footprint, it boasts a powerful heating capacity, suitable for varying home sizes. The boiler operates with a modulating gas burner that allows it to adjust its heat output according to the demand, ensuring efficiency and comfort throughout the day.

The Lochinvar 51 employs a cutting-edge heat exchanger made from stainless steel, which is highly durable and resistant to corrosion. This design not only enhances the boiler's performance but also increases its lifespan. The unit offers impressive AFUE (Annual Fuel Utilization Efficiency) ratings, showcasing its capability to convert a significant portion of fuel into usable heat, thus minimizing energy waste and reducing heating costs.

Technologically, the Lochinvar 51 is equipped with advanced control systems that facilitate precise temperature management. The intuitive interface allows homeowners to easily set their desired temperature and monitor the system’s performance. Additionally, the integration of outdoor reset technology helps optimize energy consumption by adjusting the water temperature based on outside weather conditions, leading to further energy savings.

Safety features are also paramount in the Lochinvar 51. It includes built-in safeguards that monitor pressure and temperature, automatically shutting down the system in case of any irregularities. This not only protects the boiler but also ensures peace of mind for users.

Moreover, Lochinvar 51 supports compatibility with smart home systems, providing homeowners with remote control capabilities via mobile devices. This innovative feature enhances user convenience, allowing for easy adjustments and monitoring of the heating system from anywhere.

In conclusion, the Lochinvar 51 is an exceptional choice for homeowners looking for a reliable, efficient, and technologically advanced heating solution. With its impressive heating capacity, durable design, and innovative control features, it sets a high standard in residential boiler performance, making it a top contender in today’s market.
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