H.Operating Instructions

1.Follow Operating Instructions to place boiler in operation. See Figure 22.

2.Electronic Ignition Modules with LED indicators. Table 10 cross-references the ignition module terminal designations to the ignition terminal

Figure 23: LED Locations

TABLE 11: Yellow LED Flame Codes

numbers in the wiring ladder diagrams. The yellow LED indicates the status of the flame, see Table 11. The green LED indicates the status of the system, see Table 12. See Figure 23 for LED locations. See Figure 24 for Troubleshooting Guide.

Table 10: Ignition Module Terminal

Cross-Reference

Ignition Module

Wiring Ladder Diagram

Terminal Designation

Terminal Number

MV

1

MV/PV

2

 

 

PV

3

 

 

GND

4

 

 

24V (GND)

5

 

 

24V

6

 

 

SPARK

9

Yellow LED

Indicates

Recommended Service Action

Flash Codea

Heartbeat

Normal Flame Signal

N/A

 

 

 

 

Weak Flame Signal -

 

 

System will operate reliably but flame signal is

 

2

less than desired.

Perform routine maintenance to

Note: This indication may flash temporarily

assure optimum flame signal.

 

 

during or shortly after lightoff on some appli-

 

 

cations.

 

 

Marginal Flame Signal (less than 1.1 µA) -

 

 

System may not operate reliably over time.

Check gas supply, pilot burner, flame

 

Service call recommended.

1

sense wiring, contamination of flame

Note: This indication may flash temporarily

 

rod, burner ground connection.

 

during or shortly after lightoff on some appli-

 

 

 

cations.

 

 

No Flame or Flame Signal -

 

OFF

Below minimum threshold for system opera-

N/A

 

tion.

 

aFlash Code Descriptions

-Heartbeat: Constant ½ second bright, ½ second dim cycles.

-The flash code number signifies that the LED flashes X times at 2Hz, remains off for two seconds, and then repeats sequence.

41

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Burnham PVG manual Operating Instructions, Ignition Module Terminal Cross-Reference

PVG specifications

Burnham PVG, an innovative leader in the heating industry, presents a range of high-efficiency gas boilers that are designed specifically for residential applications. Burnham has established a solid reputation for producing reliable and durable heating solutions, with the PVG series exemplifying their commitment to quality and performance.

One of the standout features of the Burnham PVG is its advanced stainless steel heat exchanger. This design not only ensures superior heat transfer but also enhances durability and resistance to corrosion compared to traditional cast iron counterparts. The use of stainless steel contributes to the longevity of the system, allowing homeowners to enjoy efficient heating for years with less risk of breakdown.

The PVG series incorporates cutting-edge modulating technology, which adjusts the boiler’s output to match the heating demand. This modulating feature allows for more precise temperature control, optimizing energy consumption and minimizing fuel costs. Unlike conventional boilers that operate at a fixed output, the ability to modulate enables the PVG to deliver precisely the right amount of energy when needed, thus enhancing overall system efficiency.

In addition to its efficiency and performance capabilities, the Burnham PVG is designed with ease of installation and maintenance in mind. The compact design enables versatile installation options, even in tight spaces or retrofit applications. Furthermore, the accessible panel layout simplifies service and maintenance tasks, allowing HVAC professionals to perform routine checks and repairs with ease.

The PVG series also emphasizes user-friendly operations, featuring intuitive controls that allow for straightforward adjustments and monitoring. With options for direct vent and conventional venting systems, homeowners can select the best installation method for their specific needs and living environment.

Additionally, the Burnham PVG aligns with environmental considerations by meeting stringent emissions standards, contributing to reduced greenhouse gas outputs. With its energy-efficient operation and commitment to sustainability, the PVG series represents a forward-thinking choice for those looking to reduce their carbon footprint while enhancing home comfort.

In summary, Burnham PVG is characterized by its durable stainless steel construction, modulating technology, compact design, user-friendly controls, and eco-conscious performance. This series exemplifies what modern residential heating solutions should aspire to achieve: efficiency, reliability, and sustainability, making it an excellent choice for intelligent energy management in the home.