SECTION 15: REMOVAL AND REPLACEMENT PARTS

15.2 Burner Compartment

Burner

Compartment

Cover

Viewing Port

Flame Probe

Ignition Electrode

The burner compartment is a sealed compartment. Following any work, re-seal the compartment with the gas pipe rubber seal fully in place and all screws fitted and tight.

Remove flexible

air duct from spigot.

Remove screws and pull off burner cover.

15.2.1 Burner Injectors

Burners Injectors

Manifold

Mounting

BracketGromet

Manifold

Remove manifold

screws and pull

out manifold.

Manifold

Unscrew

Injectors

Marking

Ensure gas tight fitting of injectors. Ensure correct alignment with burners. Ensure all pipe joints are gas tight.

MODEL

 

CTCU-7

 

CTCU-11

CTCU-15

CTCU-22

CTCU-27

CTCU-32

 

 

 

 

 

 

 

 

Injector Quantity

2

 

3

4

5

6

7

 

 

 

 

 

 

 

 

Natural Gas (G20)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Injector size

mm Ø

1.78

 

1.85

1.85

2.06

2.057

2.057

 

 

 

 

 

 

 

 

 

 

in Ø

0.070

 

0.073

0.073

0.081

0.081

0.081

 

 

 

 

 

 

 

 

 

Marking

 

50

 

49

49

46

46

46

 

 

 

 

 

 

 

 

 

RG P/N

 

91930050

 

91930049

91930049

91930046

91930046

91930046

 

 

 

 

 

 

 

 

Natural Gas (G25)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Injector size

mm Ø

1.99

 

2.06

2.06

2.26

2.261

2.261

 

 

 

 

 

 

 

 

 

 

in Ø

0.0785

 

0.081

0.081

0.089

0.089

0.089

 

 

 

 

 

 

 

 

 

Marking

 

47

 

46

46

43

43

43

 

 

 

 

 

 

 

 

 

RG P/N

 

91930047

 

91930046

91930046

91930043

91930043

91930043

 

 

 

 

 

 

 

 

LPG Propane (G31) and LPG Butane (G30)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Injector size

mm Ø

1.18

 

1.18

1.18

1.25

1.25

1.25

 

 

 

 

 

 

 

 

 

 

in Ø

0.0465

 

0.0465

0.0465

0.049

0.049

0.049

 

 

 

 

 

 

 

 

 

Marking

 

56

 

56

56

1.25

1.25

1.25

 

 

 

 

 

 

 

 

 

RG P/N

 

91930056

 

91930056

91930056

91930125

91930125

91930125

 

 

 

 

 

 

 

 

 

27

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Roberts Gorden CTCU 11, CTCU 27, CTCU 15, CTCU 22, CTCU 7 service manual Burner Compartment, Burner Injectors

CTCU 7, CTCU 22, CTCU 11, CTCU 15, CTCU specifications

Roberts Gorden offers a diverse range of high-performance make-up air units known as the CTCU series, which includes models CTCU 22, CTCU 15, CTCU 7, CTCU 27, and CTCU 11. Each model is designed to deliver efficient and reliable air management solutions for various industrial and commercial applications.

The CTCU 22 is renowned for its robust construction and powerful performance, providing exceptional air flow rates that can accommodate larger facilities. It features a high-efficiency heat exchanger and a multi-stage filtration system that ensures optimal indoor air quality while reducing energy consumption. This model is particularly beneficial for environments requiring high volumes of tempered air, making it ideal for manufacturing plants and warehouses.

CTCU 15, on the other hand, is slightly smaller yet offers remarkable versatility. With an integrated control system, it can easily adapt to changing operational demands, making it a preferred choice for businesses that experience variable occupancy levels. Its quiet operation minimizes workplace noise, and its energy-efficient design significantly cuts operational costs.

CTCU 7 is specifically engineered for smaller spaces without compromising performance. This unit features compact dimensions while still delivering adequate air flow for localized heating and ventilation needs. The advanced temperature control algorithms allow for precise adjustments, ensuring a comfortable environment even in tight areas.

CTCU 27 stands out with its advanced technology that includes integrated smart controls. This model offers real-time monitoring and data analytics to optimize performance and enhance energy efficiency. Its ability to connect with existing building management systems makes it an appealing choice for modern facilities aiming to improve sustainability initiatives.

The CTCU 11 is characterized by its user-friendly interface and maintenance accessibility. It is built with durable materials that extend its lifespan, ensuring long-term reliability. This unit is ideal for applications where regular maintenance is challenging, as its design allows for easy access to all critical components.

In summary, Roberts Gorden's CTCU series encompasses a range of units catered to various industrial needs. With features focusing on efficiency, flexibility, and user-friendliness, these models deliver high-quality air management solutions to improve indoor environments while reducing energy consumption.