Roberts Gorden CTCU 27, CTCU 15, CTCU 11, CTCU 22, CTCU 7 service manual Mbat

Page 1

FOR YOUR SAFETY

 

 

 

If you smell gas:

 

 

®

 

 

1.

Open windows.

 

 

2.

DO NOT try to light any appliance.

 

 

3.

DO NOT use electrical switches.

 

C

mbat

4.

DO NOT use any telephone in

 

 

your building.

 

5.

Leave the building.

 

6.

Immediately call your local gas

 

 

Follow the gas supplier’s

Compact Tubular Unit Heaters

 

supplier after leaving the building.

 

 

 

 

instructions.

Installation, Commissioning,

7.

If you cannot reach your gas

 

 

 

 

supplier, call the Fire Department.

Operation & Service Manual

 

 

 

 

 

 

 

 

 

WARNING

 

 

 

Models CTCU 7

 

 

 

 

 

 

 

 

 

 

 

 

CTCU 11

 

 

 

 

 

 

CTCU 15

 

 

 

 

 

 

CTCU 22

 

 

 

 

 

 

 

Fire Hazard

 

 

CTCU 27

 

 

 

CTCU 32

Do not store or use petrol or other

 

 

flammable vapours and liquids in the

 

 

 

vicinity of this or any other appliance.

 

 

 

Some objects will catch fire or explode

 

 

 

when placed close to heater.

 

 

 

Failure to follow these instructions can

 

 

 

result in death, injury or property

 

 

 

damage.

 

 

 

 

 

 

 

 

 

 

WARNING

 

 

Installer

 

 

 

 

 

 

 

 

 

 

 

Please take the time to read and understand

Improper installation, adjustment, alteration, service

 

 

these instructions prior to any installation.

or maintenance can result in death, injury or property

 

 

 

 

Installer must give a copy of this manual to the owner.

damage. Read the installation, operation and service

 

 

 

 

 

 

manual thoroughly before installing or servicing

 

 

Owner

this equipment.

 

 

 

 

 

 

 

 

 

 

Keep this manual in a safe place in order to provide

Installation must be done by a registered installer/your serviceman with necessary information. contractor qualified in the installation and service

of gas-fired heating equipment or your gas supplier.

 

Roberts-Gordon Europe Limited

 

Oxford Street

 

Bilston, West Midlands WV14 7EG UK

 

Telephone: +44(0) 1902 494425

 

Fax: +44(0) 1902 403200

 

Service Telephone: +44(0) 1902 498733

 

Service Fax: +44(0) 1902 401464

 

E-mail: uksales@rg-inc.com

 

E-mail: export@rg-inc.com

Quality in Any Language™

www.rg-inc.com

 

© Copyright 2006 Roberts-Gordon, LLC

P/N 111100UK Rev B 10/06

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Contents Mbat Page Roberts-Gordon, LLC Page Table of Figures Page Product Approval Installer Responsibility Heater SafetyClearances to Combustibles Corrosive ChemicalsCritical Considerations 3.1 Basic Information Minimum Required Installation ClearancesFlue VentilationInstallation Clearances and Clearances to Combustibles Dimension Data Ctcua All Models Specifications 4.1 Ctcua All ModelsCTCU-7 CTCU-11 CTCU-15 CTCU-22 General Technical Data Table All ModelsShelf Mounting and Suspension Heater Installation 5.1 GeneralShelf Mounting and Hanging Suspension Flue Installation Flue InstallationChanging Flue and Air Intake Orientation Type B22 ApplianceVertical and Horizontal Flue Termination Type B22 Appliance Open Flued Installation Room Sealed InstallationHeaters Installed Within the Heated Space AIR SupplyConnections GAS PipingRemote Controls Wiring and Electrical InformationBurner Controls Thermostat Remote Fan ControlsCtcua Wiring Diagram Models 7 Site WiringLouvres CommissioningMechanical Checks Begin Commissioning Before Operating the HeaterAutomatic Burner Control Box Sequence Pressure Switch Combustion TestingCheck Gas Rate Turning Off the HeaterHeater Operation Burner Lockout Reset ButtonCommon User Controls 11.3.1 Fan Thermostat Limit ThermostatSimple Fault Finding Burner Faults Simple Fault FindingTo Turn the Heater Off 12.3 Fan/Motor Assembly Maintenance Burner MaintenanceHeat Exchanger Maintenance Gas Control Valve MaintenanceBurner Conversion Conversion Between Gases 13.1 GeneralGas Valves Conduct Commissioning procedure as shown on Page 15, Section Turn on controls Troubleshooting For Automatic Ignition Burner SystemsStart Troubleshooting for Flame Supervision SystemTroubleshooting for Main Fan Troubleshooting for Solenoid ValvesBurner Components Removal and Replacement PartsGas Valve Burner Injectors Burner CompartmentIgnition Electrode and Flame Probe Flue Fan Vertical Installation 041 Fan Removal and Replacement Ctcua Axial Fan/Guard/Motor AssemblyFan and Limit Thermostats 15.8.1 Removal and Replacement To Replace the Fan AssemblyPage Page Some objects can catch fire or explode when placed
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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.