Lochinvar 3.5 Approved Stainless Steel Vent Manufacturers Make Model, Air intake/vent connections

Models: 3 2 3.5 2.5

1 60
Download 60 pages 56.2 Kb
Page 16
Image 16

2 General venting

When a sidewall or vertical rooftop combustion air supply system is disconnected for any reason, the air inlet pipe must be resealed to ensure that combustion air will be free of contaminants and supplied in proper volume.

￿ DANGER

Failure to properly seal all joints and seams

 

as required in the air inlet piping may

 

 

result in flue gas recirculation, spillage

 

of flue products and carbon monoxide

 

emissions causing severe personal injury

 

or death.

Vent and air piping

This product has been approved for use with stainless steel vent systems.

Installation & Operation Manual

Air intake/vent connections

1.Combustion Air Intake Connector (FIG. 2-1) - Used to provide combustion air directly to the unit from outdoors. A fitting is provided with the unit for final connection. Combustion air piping must be supported per guidelines listed in the National Mechanical Code, Section 305, Table 305.4 or as local codes dictate.

2. Vent Connector (FIG. 2-1) - Used to provide a passageway for conveying combustion gases to the outside. A transition fitting is provided on the unit for final connection. Vent piping must be supported per the National Building Code, Section 305, Table 305.4 or as local codes dictate.

￿WARNING

NOTICE

Use only the materials, vent systems, and terminations listed in Table 2A. DO NOT mix vent systems of different types or manufacturers, unless listed in this manual. Failure to comply could result in severe personal injury, death, or substantial property damage.

Installations must comply with applicable national, state, and local codes. Stainless steel vent systems must be listed as a UL-1738 approved system for the United States and a ULC-S636 approved system for Canada.

Figure 2-1Combustion Air Adapter

 

 

AIR PIPE

(FIELD SUPPLIED)

SHIPPED LOOSE

 

ADAPTER

 

 

WITH THE BOILER

 

 

 

GASKET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTICE

Installation of a stainless steel vent system

should adhere to the stainless steel vent

 

 

manufacturer’s installation instructions

 

supplied with the vent system.

NOTICE

The Crest is supplied with an integral

FasNSeal vent connector (FIG. 2-1). The

 

 

installer must use a specific vent starter

 

adapter supplied by the vent manufacturer

 

to adapt to different vent systems.

VENT PIPE

(FIELD SUPPLIED)

CONNECTOR

The Crest uses model specific combustion air intake and vent piping sizes as detailed in Tables 2B and 2C on page 17.

NOTICE

Increasing or decreasing combustion air

or vent piping to sizes not specified in this

 

 

manual is not authorized.

Table 2A Approved Stainless Steel Vent Manufacturers

Approved Stainless Steel Vent Manufacturers

Make

Model

ProTech Systems (Simpson Dura-Vent Co.)

FasNSeal Vent

Z-Flex (Nova Flex Group)

Z-Vent

Heat Fab (Selkirk Corporation)

Saf-T Vent

Metal Fab

Corr/Guard

Securities Chimneys International

Secure Seal SS

Schebler Chimney Systems

eVent

16

Page 16
Image 16
Lochinvar 3.5, 2.5 service manual Approved Stainless Steel Vent Manufacturers Make Model, Air intake/vent connections

3, 2, 3.5, 2.5 specifications

The Lochinvar 2, 3, 3.5, and 2.5 models are a standout lineup in the realm of commercial and residential water heating solutions. Known for their advanced technology and high efficiency, these units cater to a wide range of applications, ensuring optimal performance and reliability.

One of the key features of the Lochinvar models is their robust construction. Each unit is designed to withstand rigorous operational demands while providing excellent thermal efficiency. They are equipped with stainless steel heat exchangers, which offer superior resistance to corrosion and extend the lifespan of the equipment. This durability is essential for both commercial and residential settings where demand can vary significantly.

The Lochinvar 2, 3, 3.5, and 2.5 models utilize innovative control systems that enhance their operational efficiency and user convenience. The built-in Smart Control technology allows for easy monitoring and adjusting of system parameters, ensuring that users can maintain optimal performance with minimal effort. This feature is especially beneficial in commercial settings where large volumes of hot water are required, as it enables users to effectively manage their energy consumption.

Energy efficiency is another hallmark of the Lochinvar lineup. With high-efficiency ratings, these models help reduce energy costs significantly, making them an environmentally friendly option for heating water. The use of advanced combustion technology ensures that these units can deliver maximum heat output with minimal fuel consumption.

Additionally, the Lochinvar models are designed with safety and reliability in mind. They feature multiple safety controls and diagnostics that alert users to potential issues before they escalate, providing peace of mind. The integration of advanced venting options allows for flexible installation configurations, accommodating various building layouts and space requirements.

In summary, the Lochinvar 2, 3, 3.5, and 2.5 models define modern water heating technology with their combination of durability, efficiency, and advanced features. With their innovative design and user-friendly controls, they meet the demanding needs of both commercial and residential users, making them a top choice in the water heater market. Whether for new installations or replacements, these units deliver reliable performance and value.