MACH® Series Gas-Fired Boiler

Parts and Technical Support

 

 

6.1WIRING DIAGRAMS

6.1.1 Terminal Block Assignments – High Voltage Circuit (TB2)

Terminal Number

Label

Description

 

 

 

 

 

 

1

115 VAC LINE

Boiler Supply Power, 115 VAC, 60 HZ, 1 ph, 8 amp

 

 

 

2

115 VAC NEUTRAL

 

 

 

 

3

115 VAC NEUTRAL

Aux. Switched Output

 

 

 

4

115 VAC NEUTRAL

Boiler Circ. Pump

 

 

 

5

115 VAC NEUTRAL

DHW Circ. Pump

 

 

 

6

GROUND

Boiler Supply Ground

 

 

 

7

GROUND

Aux .Ground

 

 

 

8

GROUND

 

 

 

 

9

115 VAC SW. OUTPUT

Aux. Switched Output, Pilot duty only, 1 amp max.

 

 

 

10

115 VAC CIRC. PMP

Boiler Circ. Pump, Pilot duty only, 1 amp max.

 

CONTACTOR

 

 

 

 

 

 

 

11

115 VAC DHW PMP

DHW Circ. Pump, Pilot Duty only, 1 amp max.

 

CONTACTOR

 

 

 

 

12

MASTER ALARM RELAY

Dry Contacts, 24 VAC max, 1 amp max.

 

 

 

13

MASTER ALARM RELAY

 

 

 

 

14

THREE WAY VALVE RELAY

DHW Dry Contacts, 24 VAC max, 1 amp max.

 

 

 

15

THREE WAY VALVE RELAY

 

 

 

 

16

DAMPER RELAY

Combustion Air Damper, Dry Contacts, 24 VAC max, 1 amp

 

 

max.

17

DAMPER RELAY

 

 

 

 

 

 

 

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Patterson-Kelley MACH-05 manual Terminal Block Assignments High Voltage Circuit TB2, Terminal Number Label Description

MACH-05 specifications

The Patterson-Kelley MACH-05 is an innovative high-efficiency boiler designed to meet the demanding needs of today’s commercial and industrial applications. Known for its remarkable performance and advanced technologies, the MACH-05 stands out in the market with its ability to provide reliable heating solutions while minimizing energy consumption and environmental impact.

One of the key features of the MACH-05 is its cascading capability. This allows multiple units to be linked together for enhanced capacity and redundancy. By operating in a modular system, users can achieve optimal energy efficiency by adjusting the number of active units based on real-time demand. This ensures that the system operates at peak efficiency, increasing overall reliability and reducing operational costs.

The MACH-05 is equipped with a fully modulating burner system, which ensures precise control of output and efficiency across a broad range of operating conditions. This advanced burner technology facilitates a significant reduction in fuel usage compared to traditional fixed-output systems. Combined with its high thermal efficiency rating, the MACH-05 is not only environmentally friendly but also economically advantageous for facilities looking to lower energy expenses.

In terms of construction, the MACH-05 features a compact, lightweight design that allows for easy installation and integration into existing systems. Its stainless steel heat exchanger is built to provide superior durability and resistance to corrosion, ensuring a long operational lifespan and reducing maintenance requirements. This design advantage translates into lower lifecycle costs for end-users.

The boiler also incorporates intelligent control systems that enhance operational efficiency. These controls can monitor and adjust parameters in real-time, optimizing performance and offering detailed diagnostics to anticipate maintenance needs. The user-friendly interface makes it easy for operators to manage the system and access vital information regarding performance metrics.

Additionally, the MACH-05 is designed with safety in mind, featuring multiple safety controls and alarms that function to protect both the equipment and personnel. This commitment to safety ensures that facilities can operate with peace of mind, knowing that they have a reliable and secure heating solution.

In summary, the Patterson-Kelley MACH-05 combines advanced engineering, efficiency, and safety features to provide a versatile and dependable heating solution. Its key advantages, including cascading capabilities, fully modulating burner technology, and intelligent controls make it an ideal choice for commercial and industrial applications, paving the way toward sustainable and cost-effective heating systems.